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Beijing Silk Road Enterprise Management Services Co.,LTD

Beijing Silk Road Enterprise Management Services Co.,LTD

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DS21448L+W

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Circular MIL Spec Backshells

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DRAM

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Flash Memory

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Flow Sensors

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Gate Drivers

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IGBT Modules

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Instrumentation, OP Amps, Buffer Amps

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Inverters

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LED Lighting Drivers

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Power Switch ICs - POE / LAN

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RF Adapters - In Series

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RF Front End

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RS-485 Interface IC

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Sample & Hold Amplifiers

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Video ICs

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Zener Diode Arrays

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32-bit Microcontrollers - MCU

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CAN Interface IC

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EEPROM

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RF Receiver

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RF Transmitter

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LVDS Interface IC

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Programmable Timers and Oscillators

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Registers

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Switching Voltage Regulators

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Video Switch ICs

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Voltage References

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Voltage to Frequency & Frequency to Voltage

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Audio D/A Converter ICs

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Bus Transceivers

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Capacitive Touch Sensors

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Clock Generators & Support Products

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Current & Power Monitors & Regulators

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Darlington Transistors

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EPROM

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Logic Output Optocouplers

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Multiplexer Switch ICs

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Real Time Clocks

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RF Switch ICs

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Sensor Interface

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Zener Diodes

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ADCs/DACs - Special Purpose

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Display Interface IC

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JFET

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Linear Displacement Sensors

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Logic Adder & Subtractor

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Memory Controllers

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Photodiode Output Optocouplers

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Power Factor Correction - PFC

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RF Amplifier

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RF Wireless Misc

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Switch ICs - Various

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Transconductance Amplifiers

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High Speed Operational Amplifiers

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PCI Interface IC

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Phase Locked Loops - PLL

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Proximity Sensors

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RF Bias Tees

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Security ICs / Authentication ICs

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Serial to Parallel Logic Converters

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Bus Transmitters

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Current Sensors

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F-RAM

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Operational Amplifiers - Op Amps

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Power Management Specialized - PMIC

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RF Couplers

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Serializers & Deserializers - Serdes

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DC Blocks

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Digital Potentiometers

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I/O Controller Interface IC

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Logic Comparators

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SRAM

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Transimpedance Amplifiers

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Wireless Charging ICs

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Instrumentation Amplifiers

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Prescaler

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RF Equalizers

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RS-232 Interface IC

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Specialty Function Logic

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Counter Shift Registers

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Frequency Multipliers

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Precision Amplifiers

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Telecom Interface ICs

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Application Specific Microcontrollers

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Interface - CODECs

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Logic Gates

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RF Limiters

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Tuners

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Video Amplifiers

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CPLDs (Complex Programmable Logic Devices)

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Gas Sensor

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I&Q and QPSK Modulators / Demodulators

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Isolation Amplifiers

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RS-422 Interface IC

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Translation - Voltage Levels

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DSP (Digital Signal Processors)

 [3000]

Encoders, Decoders, Multiplexers & Demultiplexers

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RF Phase Detectors

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Sensor Hardware & Accessories

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UART Interface IC

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Up-Down Converters

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FPGAs (Field Programmable Gate Array)

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Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

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Interface - I/O Expanders

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Monostable Multivibrator

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RF Detector

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RF Phase Shifters

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FPGAs (Field Programmable Gate Array) with Microcontrollers

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Magnetic Grate

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RF Power Splitters/Dividers/Combiners

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RS-422/RS-485 Interface IC

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Thermal Cutoffs

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Universal Bus Functions

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Flip Flops

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Microcontrollers

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USB Interface IC

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Interface - Signal Buffers, Repeaters

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Microcontrollers, Microprocessor, FPGA Modules

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Multipliers / Dividers

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Drivers, Receivers, Transceivers IC

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Microprocessors

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Resettable Fuses - PPTC

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PLDs (Programmable Logic Device)

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Varistors

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System On Chip (SoC)

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Analog Switches - Special Purpose

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Surge Suppressors

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Analog Switches, Multiplexers, Demultiplexers

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CODECS

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Headers & Wire Housings

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Automotive Connectors

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Controllers

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Direct Digital Synthesis (DDS)

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I/O Connectors

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Drivers, Receivers, Transceivers

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Encoders, Decoders, Converters

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Board to Board & Mezzanine Connectors

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Filters - Active

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I/O Expanders

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Modems - ICs and Modules

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Modules

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Solar Connectors / Photovoltaic Connectors

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Sensor and Detector Interfaces

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Sensor, Capacitive Touch

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Serializers, Deserializers

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Signal Buffers, Repeaters, Splitters

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Signal Terminators

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Modular Connectors / Ethernet Connectors

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Specialized

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Telecom

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USB Connectors

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Terminal Blocks

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UARTs (Universal Asynchronous Receiver Transmitter

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Current Regulation - Diodes, Transistors

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Voice Record and Playback

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Analog Multipliers, Dividers

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Power Driver Modules

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Comparators

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Video Processing

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Buffers, Drivers, Receivers, Transceivers

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Color Sensors

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Color Sensors - Industrial

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Counters, Dividers

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FIFOs Memory

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Float, Level Sensors

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Gates and Inverters

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Float, Level Sensors - Industrial

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Gates and Inverters - Multi-Function, Configurable

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Flow Sensors - Industrial

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Multivibrators

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Force Sensors

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Parity Generators and Checkers

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Force Sensors - Industrial

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Shift Registers

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Gas Sensors

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Signal Switches, Multiplexers, Decoders

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Humidity, Moisture Sensors

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Specialty Logic

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IrDA Transceiver Modules

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Translators, Level Shifters

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LVDT Transducers (Linear Variable Differential Transformer)

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Batteries

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Configuration PROMs for FPGAs

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Multifunction

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AC DC Converters, Offline Switches

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Battery Chargers

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Particle, Dust Sensors

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Current Regulation/Management

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DC DC Switching Controllers

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Pressure Sensors, Transducers - Industrial

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Display Drivers

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Energy Metering

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Proximity Sensors - Industrial

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Full Half-Bridge Drivers

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Proximity/Occupancy Sensors Finished Units

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Sensor Cable Accessories

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Hot Swap Controllers

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Sensor Cable Assemblies

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Sensor Interface Junction Blocks

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LED Drivers

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Lighting, Ballast Controllers

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Sensor, Transducer Amplifiers

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Motor Drivers, Controllers

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Shock Sensors

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OR Controllers, Ideal Diodes

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Solar Cells

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PFC (Power Factor Correction)

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Specialized Sensors

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Power Distribution Switches, Load Drivers

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Strain Gauges

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Power Management - Specialized

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Power Over Ethernet (PoE) Controllers

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Touch Sensors

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Power Supply Controllers, Monitors

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Ultrasonic Receivers, Transmitters

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RMS to DC Converters

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Ultrasonic Receivers, Transmitters - Industrial

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Audio Special Purpose

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Special Purpose Regulators

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Supervisors

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Thermal Management

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V/F and F/V Converters

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Voltage Reference

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Voltage Regulators - DC DC Switching Regulators

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Voltage Regulators - Linear

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Voltage Regulators - Linear + Switching

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Voltage Regulators - Linear Regulator Controllers

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HDMI, Displayport & DVI Connectors

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Specialized ICs

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XLR Connectors

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Balun

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Heavy Duty Power Connectors

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Power to the Board

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RF Accessories

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DIN 41612 Connectors

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RF Amplifiers

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High Speed / Modular Connectors

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RF Antennas

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Hard Metric Connectors

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RF Circulators and Isolators

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PC / 104 Connectors

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RF Demodulators

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RF Connectors / Coaxial Connectors

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RF Detectors

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RF Directional Coupler

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RF Front End (LNA + PA)

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RF Terminators

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RF Cable Assemblies

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RF Misc ICs and Modules

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PCI Express / PCI Connectors

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RF Mixers

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RF Modulators

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D-Sub Mixed Contact Connectors

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RF Multiplexers

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D-Sub Backshells

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RF Power Controller ICs

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D-Sub High Density Connectors

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RF Power Dividers/Splitters

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D-Sub Standard Connectors

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RF Receiver, Transmitter, and Transceiver Finished Units

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D-Sub Tools & Hardware

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RF Receivers

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Memory Card Connectors

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RF Shields

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Rectangular MIL Spec Connectors

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FFC & FPC Connectors

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RF Transceiver ICs

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MEMS Microphones

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Microphones

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RF Transmitters

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Light to Digital Converters

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Image Sensors

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RFI and EMI - Shielding and Absorbing Materials

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Board Mount Pressure Sensors

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RFID Accessories

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Industrial Pressure Sensors

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RFID Antennas

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Board Mount Current Sensors

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RFID Reader Modules

 [197]

Industrial Current Sensors

 [1586]

RFID Transponders, Tags

 [443]

Board Mount Hall Effect / Magnetic Sensors

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RFID, RF Access, Monitoring ICs

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Industrial Humidity Sensors

 [2]

Subscriber Identification Module (SIM) Cards

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semiconductors-Integrated Circuits - ICs

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Smoke Detectors

 [69]

Board Mount Humidity Sensors

 [357]

Accelerometers

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IMUs - Inertial Measurement Units

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Speed Sensors

 [22]

Board Mount Motion & Position Sensors

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Inclinometers

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Ballasts, Inverters

 [227]

Gyroscopes

 [209]

Industrial Motion & Position Sensors

 [15]

Distance Sensors

 [1]

Board Mount Temperature Sensors

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Cold Cathode Fluorescent (CCFL) & UV Lamps

 [154]

Color LED Lighting

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Industrial Temperature Sensors

 [47]

Display Backlights

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Display Bezels, Lenses

 [83]

Display, Monitor - LCD Driver/Controller

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Discrete Semiconductor Modules

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Electroluminescent

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CPLD - Complex Programmable Logic Devices

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Fiber Optic Attenuators

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Fiber Optic Receivers

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FPGA - Configuration Memory

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Fiber Optic Switches, Multiplexers, Demultiplexers

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Processors - Application Specialized

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Fiber Optic Transceiver Modules

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FPGA - Field Programmable Gate Array

 [3000]

Fiber Optic Transmitters - Discrete

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Digital Signal Processors & Controllers - DSP, DSC

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Fiber Optic Transmitters - Drive Circuitry Integrated

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HeNe Laser Heads

 [27]

HeNe Laser System Accessories

 [11]

Microprocessors - MPU

 [1240]

HeNe Laser Systems

 [31]

Systems on a Chip - SoC

 [2149]

Incandescent, Neon Lamps

 [636]

Active Filter

 [507]

Laser Diode, Module Accessories

 [36]

Laser Diodes, Laser Modules - Laser Delivery, Laser Fibers

 [21]

Memory

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Laser Diodes, Modules

 [541]

Digital Potentiometer ICs

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LCD, OLED Character and Numeric

 [1489]

LCD, OLED, Graphic

 [2999]

LED Addressable, Specialty

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LED Dot Matrix and Cluster

 [259]

LED Emitters - Infrared, UV, Visible

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LED Indication - Discrete

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Equalizers

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LED Lighting Kits

 [54]

LED Thermal Products

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Counter ICs

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Lighting Fixtures

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Optomechanical

 [417]

PIN Diodes

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Panel Indicators, Pilot Lights

 [3000]

Reflectors

 [206]

Remote Phosphor Light Source

 [179]

RF System on a Chip - SoC

 [613]

Spacers, Standoffs

 [1343]

Inrush Current Limiters

 [305]

Touch Screen Overlays

 [133]

PTC Thermistors

 [1866]

Vacuum Fluorescent (VFD)

 [137]

NTC Thermistors

 [3000]

White LED Lighting

 [3000]

Fuse Holder Accessories

 [564]

Xenon Lighting

 [122]

Surface Mount Fuses

 [1468]

Specialty Fuses

 [1489]

High speed fuses

 [81]

Cartridge Fuses

 [82]

RF Diodes

 [2762]

Variable Capacitance (Varicaps, Varactors)

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DIACs, SIDACs

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SCRs - Modules

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JFETs

 [901]

Programmable Unijunction

 [29]

Special Purpose

 [181]

Compass, Magnetic Field (Modules)

 [27]

Linear, Compass (ICs)

 [980]

Position, Proximity, Speed (Modules) - Industrial

 [460]

Switches (Solid State)

 [3000]

Multi Purpose Magnets

 [1577]

Sensor Matched Magnets

 [85]

Optical Motion Sensors

 [573]

Tilt Switches

 [35]

Vibration Sensors

 [199]

Ambient Light, IR, UV Sensors

 [378]

Camera Modules

 [544]

Distance Measuring

 [215]

Image Sensors, Camera

 [745]

Photo Detectors - CdS Cells

 [70]

Photo Detectors - Logic Output

 [76]

Photo Detectors - Remote Receiver

 [840]

Photodiodes

 [769]

Photoelectric, Industrial

 [2997]

Photointerrupters - Slot Type - Logic Output

 [528]

Photointerrupters - Slot Type - Transistor Output

 [603]

Photonics - Counters, Detectors, SPCM (Single Photon Counting Module)

 [26]

Phototransistors

 [542]

Reflective - Analog Output

 [310]

Reflective - Logic Output

 [141]

Analog and Digital Output

 [2993]

Analog and Digital Output - Industrial

 [171]

RTD (Resistance Temperature Detector)

 [1016]

Thermocouples, Temperature Probes

 [1087]

Thermostats - Mechanical

 [883]

Thermostats - Mechanical - Industrial

 [789]

Thermostats - Solid State

 [1013]
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DS21448L+W
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Category :Integrated Circuits (ICs) Interface Telecom
Function :Line Interface Unit (LIU)
Product Status :Obsolete
Mounting Type :Surface Mount
Package :Box
Series :-
Supplier Device Package :128-LQFP (14x20)
Mfr :Analog Devices Inc./Maxim Integrated
Operating Temperature :0°C ~ 70°C
Current - Supply :320mA
Voltage - Supply :3.135V ~ 3.465V
Package / Case :128-LQFP
Interface :-
Number of Circuits :4
Base Product Number :DS21448
Description :IC TELECOM INTERFACE 128LQFP
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Telecom IC Line Interface Unit (LIU) 128-LQFP (14x20)
Product Tags:

DS2154L+

DS21455+

DS12885T+
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