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CD74HCT194E - Texas Instruments

Description: High Speed CMOS Logic 4-Bit Bidirectional Universal Shift Register

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CD74HCT194E - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N (R-PDIP-T16)
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CD74HCT194E - Texas Instruments  - 3D model - Dual-In-Line Packages - N (R-PDIP-T16)
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CD74HCT194E Details

  • Manufacturer Part Number:

    CD74HCT194E

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia, Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    HOLD MODE

  • Count Direction:

    BIDIRECTIONAL

  • Family:

    HCT

  • JESD-30 Code:

    R-PDIP-T16

  • JESD-609 Code:

    e4

  • Length:

    19.305 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    PARALLEL IN PARALLEL OUT

  • Max Frequency@Nom-Sup:

    18000000 Hz

  • Max I(ol):

    0.004 A

  • Number of Bits:

    4

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP16,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Power Supply Current-Max (ICC):

    0.16 mA

  • Prop. Delay@Nom-Sup:

    46 ns

  • Propagation Delay (tpd):

    56 ns

  • Qualification Status:

    Not Qualified

  • Schmitt Trigger:

    NO

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    7.62 mm

  • fmax-Min:

    60 MHz

CD74HCT194E Frequently Asked Questions (FAQs)

  • The CD74HCT194E can handle clock frequencies up to 30 MHz, but it's recommended to check the timing specifications in the datasheet for specific clock frequency and duty cycle requirements.
  • To ensure proper power and decoupling, connect VCC to a 5V power supply, and decouple the power pins with 0.1uF ceramic capacitors to ground. Additionally, use a 10uF electrolytic capacitor to filter the power supply.
  • The CD74HCT194E can sink or source up to 6mA per output pin, but it's recommended to check the output current specifications in the datasheet for specific output loading conditions.
  • During power-up, the asynchronous reset input (MR) should be tied to VCC through a pull-up resistor to ensure that the device resets properly. A 1kΩ to 10kΩ pull-up resistor is recommended.
  • To minimize noise and signal integrity issues, it's recommended to follow good PCB layout and routing practices, such as keeping signal traces short, using ground planes, and avoiding signal traces near the clock input.

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CD74HCT194E 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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Part Image CD54HCT194F/3 Intersil Corporation

Parallel In Parallel Out, HCT Series, 4-Bit, Bidirectional, True Output, CMOS, CDIP16

Part Image CD54HCT194F/3 Harris Semiconductor

Parallel In Parallel Out, HCT Series, 4-Bit, Bidirectional, True Output, CMOS, CDIP16

Part Image CD74HCT194EX Harris Semiconductor

Parallel In Parallel Out, HCT Series, 4-Bit, Bidirectional, True Output, CMOS, PDIP16

Part Image CD74HCT194EE4 Texas Instruments

Parallel In Parallel Out, HCT Series, 4-Bit, Bidirectional, True Output, CMOS, PDIP16

Part Image GD74HCT194 Goldstar Electron Co Ltd

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For a full list of alternate parts for CD74HCT194E, check out Findchips.com