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SN74AS245DW - Texas Instruments

Description: Texas Instruments SN74AS245DW, Bus Transceiver, 8-Bit Non-Inverting 3-State, 5V, 20-Pin SOIC

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SN74AS245DW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW (R-PDSO-G20)
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SN74AS245DW - Texas Instruments  - 3D model - Small Outline Packages - DW (R-PDSO-G20)
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SN74AS245DW Details

  • Manufacturer Part Number:

    SN74AS245DW

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    WITH DIRECTION CONTROL,84030012A,8403001RA,8403001SA IS DELETED FOR SUBGROUP FIX

  • Control Type:

    COMMON CONTROL

  • Count Direction:

    BIDIRECTIONAL

  • Family:

    AS

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.8 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS TRANSCEIVER

  • Max I(ol):

    0.064 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    8

  • Number of Ports:

    2

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    143 mA

  • Prop. Delay@Nom-Sup:

    10 ns

  • Propagation Delay (tpd):

    7.5 ns

  • Qualification Status:

    Not Qualified

  • Schmitt Trigger:

    NO

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    7.5 mm

SN74AS245DW Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74AS245DW is 100 MHz, but it can vary depending on the output load and supply voltage.
  • To ensure signal integrity, use a low-impedance output driver, keep the output traces short and well-terminated, and use a ground plane to reduce noise and crosstalk.
  • Yes, the SN74AS245DW can operate from a 2.5V to 5.5V supply voltage, making it suitable for 3.3V systems. However, the output voltage swing will be reduced at lower supply voltages.
  • The SN74AS245DW has a thermal pad that must be connected to a heat sink or a copper plane on the PCB to dissipate heat. Ensure good thermal conductivity and follow the recommended thermal design guidelines.
  • Yes, the SN74AS245DW is compatible with 5V TTL logic, but it can also operate at lower voltages. The output voltage swing is compatible with 5V TTL logic, but the input threshold voltage is not exactly the same as 5V TTL.

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SN74AS245DW Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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For a full list of alternate parts for SN74AS245DW, check out Findchips.com