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CD54HC194F3A - Texas Instruments

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

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CD54HC194F3A - Texas Instruments PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - J(R-GDIP-T16)
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CD54HC194F3A - Texas Instruments  - 3D model - Ceramic Dual-In-Line Packages - J(R-GDIP-T16)
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CD54HC194F3A Details

  • Manufacturer Part Number:

    CD54HC194F3A

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    HOLD MODE

  • Count Direction:

    BIDIRECTIONAL

  • Family:

    HC/UH

  • JESD-30 Code:

    R-GDIP-T16

  • JESD-609 Code:

    e0

  • Length:

    19.56 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    PARALLEL IN PARALLEL OUT

  • Max Frequency@Nom-Sup:

    20000000 Hz

  • Max I(ol):

    0.0052 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:

    CERAMIC, GLASS-SEALED

  • 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:

    37 ns

  • Propagation Delay (tpd):

    265 ns

  • Qualification Status:

    Not Qualified

  • Schmitt Trigger:

    NO

  • Screening Level:

    38535Q/M;38534H;883B

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    4.5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    7.62 mm

  • fmax-Min:

    60 MHz

CD54HC194F3A Frequently Asked Questions (FAQs)

  • The maximum clock frequency for the CD54HC194F3A is 25 MHz, but it can be operated at higher frequencies with proper signal integrity and layout considerations.
  • 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 is operated within its specified temperature range (-40°C to 125°C).
  • The recommended power-on sequence for the CD54HC194F3A is to apply power to the VCC pin before applying a clock signal to the CLK pin. This ensures that the device is properly initialized and configured before operation.
  • Metastability issues can be handled by using synchronous design techniques, such as using a single clock domain and avoiding asynchronous inputs. Additionally, using a metastable-resistant design, such as a synchronizer circuit, can help to mitigate metastability issues.
  • The recommended layout and routing strategy for the CD54HC194F3A is to keep the clock signal traces short and direct, and to use a solid ground plane to reduce noise and electromagnetic interference (EMI). Additionally, it is recommended to use a bypass capacitor to decouple the power supply and reduce noise.

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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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