SN74ALS638A-1DWRG4

Texas Instruments SN74ALS638A-1DWRG4

Part Number:
SN74ALS638A-1DWRG4
Manufacturer:
Texas Instruments
Ventron No:
3204992-SN74ALS638A-1DWRG4
Description:
IC TXRX BUS OCTAL 20SOIC
ECAD Model:
Datasheet:
SN74ALS638A-1DWRG4

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Specifications
Texas Instruments SN74ALS638A-1DWRG4 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments SN74ALS638A-1DWRG4.
  • Mount
    Surface Mount
  • Mounting Type
    Surface Mount
  • Package / Case
    20-SOIC (0.295, 7.50mm Width)
  • Number of Pins
    20
  • Operating Temperature
    0°C~70°C TA
  • Packaging
    Tape & Reel (TR)
  • Series
    74ALS
  • Part Status
    Obsolete
  • Moisture Sensitivity Level (MSL)
    1 (Unlimited)
  • Number of Terminations
    20
  • Additional Feature
    WITH DIRECTION CONTROL
  • Subcategory
    Bus Driver/Transceivers
  • Packing Method
    TAPE AND REEL
  • Technology
    TTL
  • Voltage - Supply
    4.5V~5.5V
  • Terminal Position
    DUAL
  • Terminal Form
    GULL WING
  • Peak Reflow Temperature (Cel)
    NOT SPECIFIED
  • Number of Functions
    1
  • Supply Voltage
    5V
  • Reflow Temperature-Max (s)
    NOT SPECIFIED
  • Base Part Number
    74ALS638
  • Pin Count
    20
  • Qualification Status
    Not Qualified
  • Output Type
    Open Collector, Push-Pull
  • Number of Elements
    1
  • Polarity
    Inverting
  • Supply Voltage-Max (Vsup)
    5.5V
  • Power Supplies
    5V
  • Supply Voltage-Min (Vsup)
    4.5V
  • Number of Ports
    2
  • Propagation Delay
    30 ns
  • Family
    ALS
  • Logic Function
    Inverting, Transceiver
  • Output Characteristics
    OPEN-COLLECTOR/3-STATE
  • Current - Output High, Low
    - 24mA; 15mA 24mA
  • Logic Type
    Transceiver, Inverting
  • Number of Bits per Element
    8
  • Control Type
    COMMON CONTROL
  • Count Direction
    BIDIRECTIONAL
  • Translation
    N/A
  • Height Seated (Max)
    2.65mm
  • Width
    7.5mm
  • RoHS Status
    ROHS3 Compliant
Description
SN74ALS638A-1DWRG4 Overview
The surface mount mounting type is a popular choice for electronic components due to its compact size and ease of installation. This particular component has 20 pins and a gull wing terminal form, making it suitable for a wide range of applications. One important consideration when using this component is the reflow temperature, which is not specified and should be carefully monitored to ensure proper functionality. Additionally, the supply voltage should not fall below 4.5V for optimal performance. This component belongs to the ALS family and has open-collector/3-state output characteristics. Its maximum seated height is 2.65mm and width is 7.5mm, making it a space-saving option. Furthermore, it is compliant with ROHS3 standards, ensuring its environmental friendliness.

SN74ALS638A-1DWRG4 Features
Bus Driver/Transceivers
WITH DIRECTION CONTROL

SN74ALS638A-1DWRG4 Applications
There are a lot of Texas Instruments SN74ALS638A-1DWRG4 Buffers & Transceivers applications.

Tuner
Changeing the frequency from IF to RF
Digital systems
Precision geodetic measurement
Lamps
Wired telephone
Pocket PC
Automation systems
Vehicle, ship, aircraft navigation and positioning
Copper and fiber optic cables connection network
SN74ALS638A-1DWRG4 More Descriptions
IC BUS TRANSCEIVER DUAL 20SOIC
Transceiver Logic IC; Logic Family:ALS; Supply Voltage Min:4.75V; Supply Voltage Max:5.25V; Package/Case:20-SOIC; No. of Pins:20; Operating Temperature Range:0°C to 70°C; Input Type:TTL; Leaded Process Compatible:Yes ;RoHS Compliant: Yes
These octal bus transceivers are designed for asynchronous two-way communication between open-collector and 3-state buses. The devices transmit data from the A bus (open-collector) to the B bus (3 state) or from the B bus to the A bus, depending on the logic level at the direction-control (DIR) input. The output-enable () input can be used to disable the device so the buses are isolated. The -1 version of SN74ALS638A is identical to the standard version, except that the recommended maximum IOL is increased to 48 mA. The SN74ALS638A, SN74ALS639A, SN74AS638A, and SN74AS639 are characterized for operation from 0°C to 70°C.
Certification
  • ISO 9001
  • ISO 13485
  • ISO 45001
  • ASA
  • ESD
  • DUNS
  • SMTA
  • ROHS

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