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CD74HC221E - Texas Instruments

Description: High Speed CMOS Logic Dual Monostable Multivibrators with Reset

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CD74HC221E - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N (R-PDIP-T)
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CD74HC221E - Texas Instruments  - 3D model - Dual-In-Line Packages - N (R-PDIP-T)
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CD74HC221E Details

  • Manufacturer Part Number:

    CD74HC221E

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Package Description:

    PDIP-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:

    NON-RETRIGGERABLE

  • Family:

    HC/UH

  • JESD-30 Code:

    R-PDIP-T16

  • JESD-609 Code:

    e4

  • Length:

    19.305 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    MONOSTABLE MULTIVIBRATOR

  • Max I(ol):

    0.0052 A

  • Number of Bits:

    2

  • Number of Data/Clock Inputs:

    2

  • Number of Functions:

    2

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Polarity:

    COMPLEMENTARY

  • 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):

    0.08 mA

  • Propagation Delay (tpd):

    315 ns

  • Qualification Status:

    Not Qualified

  • 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:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

CD74HC221E Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the CD74HC221E is typically 10 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure proper power supply, connect VCC to a stable 2-6V power source, and GND to a reliable ground connection. Also, decouple the power supply with a 0.1uF capacitor to reduce noise and ensure stable operation.
  • The CD74HC221E can sink or source up to 25mA of current per output, but it's recommended to limit the current to 10mA or less to ensure reliable operation and prevent overheating.
  • The asynchronous reset input (MR) should be tied to VCC through a 1kΩ resistor to ensure proper reset operation. A capacitor can also be added in parallel to filter out noise and ensure a clean reset signal.
  • The propagation delay of the CD74HC221E is typically around 10-20ns, but it can vary depending on the specific application and operating conditions.

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CD74HC221E 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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For a full list of alternate parts for CD74HC221E, check out Findchips.com