Texas Instruments_SN74HC640DWR

Texas Instruments
SN74HC640DWR  
Buffers, Drivers, Receivers, Transceivers

Texas Instruments
SN74HC640DWR
704-SN74HC640DWR
Ersa
Texas Instruments-SN74HC640DWR-datasheets-9659406.pdf
IC TRANSCEIVER INVERT 6V 20SOIC
In Stock : 9706

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SN74HC640DWR Description

SN74HC640DWR Description

The SN74HC640DWR from Texas Instruments is a high-performance 8-bit inverting transceiver designed for bidirectional data communication between buses. Part of the 74HC series, it operates within a 2V to 6V supply voltage range, making it compatible with a variety of logic levels. Housed in a 20-pin SOIC package, this surface-mount device is RoHS3 compliant and features REACH unaffected status, ensuring environmental and regulatory compliance. With 7.8mA output current capability (both high and low), it delivers robust signal integrity in demanding applications. Its inverting logic provides flexibility in signal conditioning, while the tape-and-reel (TR) packaging suits automated assembly processes.

SN74HC640DWR Features

  • Logic Type: Inverting transceiver for bidirectional data flow.
  • Voltage Range: Wide 2V–6V operation, compatible with TTL and CMOS levels.
  • High Drive Strength: 7.8mA output current ensures reliable signal transmission.
  • Package: 20-SOIC (surface-mount) with MSL 1 (unlimited) moisture sensitivity.
  • Robust Compliance: RoHS3, REACH unaffected, ECCN EAR99 certified.
  • Low Power Consumption: Optimized for energy-efficient designs.
  • Single-Element Design: Integrates 8-bit transceiver in one compact IC.

SN74HC640DWR Applications

  • Bus Interface Systems: Ideal for bidirectional data transfer in microcontrollers, FPGAs, and ASICs.
  • Industrial Automation: Used in PLC I/O modules for signal inversion and level shifting.
  • Communication Equipment: Ensures noise immunity in RS-485/232 transceivers.
  • Automotive Electronics: Suitable for CAN bus and sensor interfaces due to wide voltage tolerance.
  • Consumer Electronics: Enables signal conditioning in smart home devices and peripherals.

Conclusion of SN74HC640DWR

The SN74HC640DWR stands out for its inverting logic, wide voltage range, and high drive capability, making it a versatile choice for bidirectional data communication. Its compact SOIC package, compliance with environmental standards, and reliability make it ideal for industrial, automotive, and consumer applications. Engineers benefit from its low power consumption and robust performance, ensuring seamless integration into modern electronic systems. For designs requiring signal inversion with high noise immunity, this transceiver is a superior solution.

Tech Specifications

Number of Channels per Chip
Input Level
Maximum Propagation Delay Time @ Maximum CL (ns)
Maximum Quiescent Current (uA)
PPAP
Product Status
Automotive
Supplier Package
Maximum High Level Output Current (mA)
Package / Case
Absolute Propagation Delay Time (ns)
Voltage - Supply
Logic Function
Data Flow Direction
REACH Status
Maximum Operating Supply Voltage (V)
Number of Elements
EU RoHS
Moisture Sensitivity Level (MSL)
Operating Temperature
Logic Type
ECCN
Supplier Temperature Grade
Mounting Type
Standard Package Name
Pin Count
Mounting
Lead Shape
HTSUS
Package
Current - Output High, Low
PCB changed
Output Type
HTS
Number of Elements per Chip
ECCN (US)
Supplier Device Package
Minimum Operating Temperature (°C)
Maximum Operating Temperature (°C)
Process Technology
Propagation Delay Test Condition (pF)
Package Height
Mfr
Polarity
Number of Selection Inputs per Element
RoHS Status
Output Level
Input Type
Number of Bits per Element
Package Length
Maximum Low Level Output Current (mA)
Series
Number of Output Enables per Element
Number of Input Enables per Element
Bus Hold
Part Status
Logic Family
Package Width
Base Product Number
Number of Direction Control Inputs
Minimum Operating Supply Voltage (V)
Unit Weight
Product
Supply Current - Max
RoHS
Supply Voltage - Min
Function
Number of Channels
Technology
Height
Maximum Operating Temperature
Supply Voltage - Max
Width
Mounting Style
Minimum Operating Temperature
High Level Output Current
Length
Low Level Output Current
Number of Circuits
USHTS
Propagation Delay Time

SN74HC640DWR Documents

Download datasheets and manufacturer documentation for SN74HC640DWR

Ersa Multi Dev 28/Sep/2022      
Ersa Logic Guide       SN54HC640, SN74HC640      
Ersa Signal Switch Data Book       Digital Logic Data Book      
Ersa Logic Guide       SN54HC640, SN74HC640      
Ersa Material Set 21/Jun/2016      

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