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MC74HC161ADG - onsemi

Description: Low Input Current: 1.0 mA; Operating Voltage Range: 2.0 to 6.0 V; Outputs Directly Interface to CMOS, NMOS, and TTL; Output Drive Capability: 10 LSTTL Loads; High Noise Immunity Characteristic of CMOS Devices; In Compliance with the Requirements Defined by JEDEC Standard No. 7A; Chip Complexity: 192 FETs or 48 Equivalent Gates; Pb-Free Packages are Available*

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MC74HC161ADG - onsemi PCB footprint - Small Outline Packages - Small Outline Packages - SOIC-16 CASE751B-05
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MC74HC161ADG - onsemi  - 3D model - Small Outline Packages - SOIC-16 CASE751B-05
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MC74HC161ADG Details

  • Manufacturer Part Number:

    MC74HC161ADG

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC 16 LEAD

  • Package Description:

    SOIC-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    751B-05

  • Country Of Origin:

    Mainland China, Malaysia

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    4 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Count Direction:

    UP

  • Family:

    HC/UH

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    9.9 mm

  • Load Capacitance (CL):

    50 pF

  • Load/Preset Input:

    YES

  • Logic IC Type:

    BINARY COUNTER

  • Max Frequency@Nom-Sup:

    20000000 Hz

  • Max I(ol):

    0.004 A

  • Mode of Operation:

    SYNCHRONOUS

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    4

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    RAIL

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    50 mA

  • Prop. Delay@Nom-Sup:

    30 ns

  • Propagation Delay (tpd):

    220 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    MATTE TIN

  • 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:

    28 MHz

MC74HC161ADG Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the MC74HC161ADG is 25 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 operating voltage range for the MC74HC161ADG is 2.0 V to 6.0 V, with a typical operating voltage of 5.0 V. Operating the device outside of this range may affect its performance and reliability.
  • The CLR input should be tied to VCC or a logic high level during normal operation to prevent accidental clearing of the counter. If you need to clear the counter during operation, use a synchronous clear method by clocking in a clear signal through the clock input.
  • The maximum output current that the MC74HC161ADG can sink or source is 25 mA per output pin. Exceeding this limit may cause damage to the device or affect its reliability.

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