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SN74F161AN - Texas Instruments

Description: Synchronous 4-Bit Binary Counter

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SN74F161AN - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 16 lead pdip
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SN74F161AN - Texas Instruments  - 3D model - Dual-In-Line Packages - 16 lead pdip
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SN74F161AN Details

  • Manufacturer Part Number:

    SN74F161AN

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Package Description:

    DIP-16

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia, Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    TCO OUTPUT

  • Count Direction:

    UP

  • Family:

    F/FAST

  • JESD-30 Code:

    R-PDIP-T16

  • JESD-609 Code:

    e4

  • Length:

    19.305 mm

  • Load Capacitance (CL):

    50 pF

  • Load/Preset Input:

    YES

  • Logic IC Type:

    BINARY COUNTER

  • Max Frequency@Nom-Sup:

    90000000 Hz

  • Max I(ol):

    0.02 A

  • Mode of Operation:

    SYNCHRONOUS

  • Number of Bits:

    4

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • 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):

    55 mA

  • Prop. Delay@Nom-Sup:

    15 ns

  • Propagation Delay (tpd):

    11 ns

  • Qualification Status:

    Not Qualified

  • 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:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • 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:

    90 MHz

SN74F161AN Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74F161AN is 40 MHz, but it can vary depending on the operating voltage and temperature. It's recommended to check the timing characteristics in the datasheet for specific frequency limits.
  • To ensure proper reset, connect the MR (Master Reset) pin to a pull-up resistor and a capacitor to VCC. This will ensure that the device is reset during power-up and holds the reset state until the capacitor is fully charged.
  • The recommended power-on sequence is to apply power to VCC before applying a clock signal to the CLK pin. This ensures that the device is properly initialized and avoids any potential latch-up conditions.
  • Yes, the SN74F161AN can operate at 3.3V, but it's recommended to check the voltage tolerance and output drive capability in the datasheet to ensure compatibility with the system requirements.
  • The CLR input is asynchronous, meaning it can be asserted at any time, including during clock transitions. To avoid potential metastability issues, it's recommended to synchronize the CLR input with the clock signal using a flip-flop or other synchronizing circuitry.

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SN74F161AN 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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