Part Image

SN74AS194DR - Texas Instruments

Description: 4-Bit Bidirectional Universal Shift Registers

Download SN74AS194DR Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
SN74AS194DR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - d (r-pdso-g16)-
click to zoom
3D Models
SN74AS194DR - Texas Instruments  - 3D model - Small Outline Packages - d (r-pdso-g16)-
click to zoom

SN74AS194DR Details

  • Manufacturer Part Number:

    SN74AS194DR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    HOLD MODE

  • Count Direction:

    BIDIRECTIONAL

  • Family:

    AS

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    9.9 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    PARALLEL IN PARALLEL OUT

  • Max Frequency@Nom-Sup:

    80000000 Hz

  • Max I(ol):

    0.02 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    4

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    53 mA

  • Prop. Delay@Nom-Sup:

    7 ns

  • Propagation Delay (tpd):

    7 ns

  • Qualification Status:

    Not Qualified

  • Schmitt Trigger:

    NO

  • Seated Height-Max:

    1.75 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

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    3.9 mm

  • fmax-Min:

    80 MHz

SN74AS194DR Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74AS194DR is 100 MHz, but it can vary depending on the system design and capacitive loading.
  • To ensure reliable operation in high-temperature environments, it is recommended to follow proper thermal management practices, such as providing adequate heat sinking and airflow, and ensuring that the device operates within its specified temperature range (-40°C to 85°C).
  • The recommended power-on sequence for the SN74AS194DR is to apply power to the VCC pin before applying any input signals, and to ensure that the input signals are stable before applying the clock signal.
  • Asynchronous inputs to the SN74AS194DR should be synchronized to the clock signal using a synchronizer circuit or a flip-flop to prevent metastability and ensure reliable operation.
  • The maximum capacitive load that the SN74AS194DR can drive is 100 pF, but it can vary depending on the system design and operating frequency.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

SN74AS194DR Overview

Use the download button to access the SN74AS194DR schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like SN74A, or try a keyword search, such as Shift Registers

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.

Parts related to SN74AS194DR

Showing 0 results

SN74AS194DR Alternates

Showing results

Image Part Number Model
Part Image SN74AS194D Texas Instruments

Parallel In Parallel Out, AS Series, 4-Bit, Bidirectional, True Output, TTL, PDSO16

Part Image SN74AS194DRG4 Texas Instruments

Parallel In Parallel Out, AS Series, 4-Bit, Bidirectional, True Output, TTL, PDSO16

Part Image SN74AS194DE4 Texas Instruments

Parallel In Parallel Out, AS Series, 4-Bit, Bidirectional, True Output, TTL, PDSO16