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74HC191D,653 - Nexperia

Description: 74HC191 - Presettable synchronous 4-bit binary up/down counter@en-us

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74HC191D,653 - Nexperia PCB footprint - Small Outline Packages - Small Outline Packages - SO16 (SOT109-1)
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74HC191D,653 - Nexperia  - 3D model - Small Outline Packages - SO16 (SOT109-1)
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74HC191D,653 Details

  • Manufacturer Part Number:

    74HC191D,653

  • Brand Name:

    Nexperia

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOP

  • Package Description:

    SOT-109, SO-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    SOT109-1

  • Country Of Origin:

    Thailand

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    12 Weeks

  • Date Of Intro:

    1993-11-01

  • Manufacturer:

    Nexperia

  • YTEOL:

    5.35

  • Additional Feature:

    TCO OUTPUT

  • Count Direction:

    BIDIRECTIONAL

  • Family:

    HC/UH

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    9.9 mm

  • Load Capacitance (CL):

    50 pF

  • Load/Preset Input:

    YES

  • Logic IC Type:

    BINARY COUNTER

  • Max Frequency@Nom-Sup:

    13000000 Hz

  • Max I(ol):

    0.0052 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:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR, 13 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    50 mA

  • Prop. Delay@Nom-Sup:

    60 ns

  • Propagation Delay (tpd):

    330 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):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • 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:

    15 MHz

74HC191D,653 Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the 74HC191D is 25 MHz, but it can vary depending on the operating voltage and load capacitance. 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 74HC191D is 2.0 V to 6.0 V, with a typical operating voltage of 5.0 V. Operating outside this range may affect the device's performance and reliability.
  • Yes, the 74HC191D can be used in a 3.3V system, but the output voltage levels may not be fully compatible with 3.3V logic. It's recommended to use a level translator or a voltage regulator to ensure proper signal levels.
  • 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 input or a reset signal.

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74HC191D,653 Overview

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About Nexperia

Nexperia is a leading global player in the semiconductor industry. Specializing in essential electronic components, Nexperia offers a diverse range of products including discrete components, MOSFETs, logic ICs, and analog ICs. These components are integral to a multitude of applications across automotive, industrial, consumer electronics, and computing sectors, where reliability, performance, and efficiency are paramount.

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Part Image SN74HC191DR Texas Instruments

Binary Counter, HC/UH Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, CMOS, PDSO16

Part Image TC74HC191AF(TP2) Toshiba America Electronic Components

IC HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, 0.300 INCH, PLASTIC, SOIC-16, Counter

Part Image CD74HC191M Rochester Electronics LLC

Binary Counter, HC/UH Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, CMOS, PDSO16

Part Image HD74HC191RP-EL Renesas Electronics Corporation

HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, FP-16DN

Part Image HD74HC191FP-EL Renesas Electronics Corporation

HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT UP BINARY COUNTER, PDSO16, SOP-16

For a full list of alternate parts for 74HC191D,653, check out Findchips.com