Bus Transceivers

SN74ALS638AN

Bus XCVR Single 8-CH 3-ST/Open Collector 20-Pin PDIP Tube

Texas Instruments

Product Technical Specifications

• EU RoHS

  Compliant

• ECCN (US)

  EAR99

• Part Status

  Active

• HTS

  8542.39.00.90

• Automotive

  No

• PPAP

  No

• Logic Family

  ALS

• Logic Function

  Bus Transceiver

• Data Flow Direction

  Bi-Directional

• Number of Elements per Chip

  1

• Number of Channels per Chip

  8

• Number of Selection Inputs per Element

  0

• Number of Output Enables per Element

  1 Low

• Number of Input Enables per Element

  0

• Number of Direction Control Inputs

  1 Low/High

• Bus Hold

  No

• Polarity

  Inverting

• Absolute Propagation Delay Time (ns)

  45

• Maximum Propagation Delay Time @ Maximum CL (ns)

  30@4.5V to 5V

• Propagation Delay Test Condition (pF)

  50

• Input Level

  TTL

• Output Level

  TTL

• Output Type

  3-State|Open Collector

• Maximum Low Level Output Current (mA)

  24

• Maximum High Level Output Current (mA)

  -15

• Minimum Operating Supply Voltage (V)

  4.5

• Maximum Operating Supply Voltage (V)

  5.5

• Minimum Operating Temperature (°C)

  0

• Maximum Operating Temperature (°C)

  70

• Supplier Temperature Grade

  Commercial

• Packaging

  Tube

• Mounting

  Through Hole

• Package Height

  5.08(Max) - 0.51(Min)

• Package Width

  6.35

• Package Length

  25.4

• PCB changed

  20

• Standard Package Name

  DIP

• Supplier Package

  PDIP

• Pin Count

  20

• Lead Shape

  Through Hole