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SN74AS867DW - Texas Instruments

Description: Counter ICs Synch 8-Bit Up/Down Counter

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SN74AS867DW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW (R-PDSO-G24)
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SN74AS867DW - Texas Instruments  - 3D model - Small Outline Packages - DW (R-PDSO-G24)
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SN74AS867DW Details

  • Manufacturer Part Number:

    SN74AS867DW

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SO-24

  • Pin Count:

    24

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    TCO OUTPUT

  • Count Direction:

    BIDIRECTIONAL

  • Family:

    AS

  • JESD-30 Code:

    R-PDSO-G24

  • JESD-609 Code:

    e4

  • Length:

    15.4 mm

  • Load Capacitance (CL):

    50 pF

  • Load/Preset Input:

    YES

  • Logic IC Type:

    BINARY COUNTER

  • Max Frequency@Nom-Sup:

    50000000 Hz

  • Max I(ol):

    0.02 A

  • Mode of Operation:

    SYNCHRONOUS

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP24,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    195 mA

  • Prop. Delay@Nom-Sup:

    22 ns

  • Propagation Delay (tpd):

    15 ns

  • Qualification Status:

    Not Qualified

  • 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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    7.5 mm

  • fmax-Min:

    50 MHz

SN74AS867DW Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the SN74AS867DW is 4.5V to 5.5V, with a typical operating voltage of 5V.
  • The SN74AS867DW has a thermal pad on the bottom of the package, which should be connected to a thermal ground plane on the PCB to dissipate heat. Additionally, ensure good airflow around the device and consider using a heat sink if the device is expected to operate at high temperatures or high currents.
  • The maximum clock frequency that the SN74AS867DW can handle is 100 MHz, but this can vary depending on the specific application and operating conditions. It's recommended to consult the datasheet and perform simulations to determine the maximum clock frequency for a specific design.
  • To ensure signal integrity when using the SN74AS867DW, use controlled impedance traces on the PCB, keep signal traces short and away from noise sources, and use termination resistors as needed. Additionally, consider using a signal integrity analysis tool to simulate and optimize the design.
  • The SN74AS867DW is a 5V device, but it can be used with 3.3V logic with some limitations. The device can tolerate 3.3V input signals, but the output voltage will still be 5V. If 3.3V output signals are required, consider using a level translator or voltage regulator to step down the output voltage.

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SN74AS867DW 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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