74HC221D,652
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NXP USA Inc. 74HC221D,652

Manufacturer No:
74HC221D,652
Manufacturer:
NXP USA Inc.
Package:
Tube
Description:
IC MULTIVIBRATOR 19NS 16SO
Delivery:
Payment:
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iso45001
iso9001
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Product Introduction

Overview

The 74HC221D,652 is a dual monostable multivibrator integrated circuit produced by NXP USA Inc. This component is part of the 74HC series, known for its high-speed CMOS logic. Although the 74HC221D,652 is currently obsolete and no longer manufactured, it remains relevant for legacy systems and applications where compatibility with existing designs is crucial.

Key Specifications

Parameter Description
Manufacturer NXP USA Inc.
Series 74HC
Package Type 16-pin SOIC (Small Outline Integrated Circuit)
Logic Type CMOS
Pulse Width 19 ns (nominal)
Product Status Obsolete

Key Features

The 74HC221D,652 features dual monostable multivibrators, each capable of generating a single pulse of a fixed duration in response to a trigger signal. Key features include:

  • High-speed CMOS logic with low power consumption.
  • Dual monostable multivibrators in a single package.
  • Triggering from the leading or trailing edge of the input pulse.
  • Fixed pulse width independent of the trigger pulse duration.
  • Complementary outputs available.

Applications

The 74HC221D,652 is suitable for various applications requiring precise timing and pulse generation, such as:

  • Timing circuits in digital systems.
  • Pulse stretching or shaping in communication systems.
  • Debouncing switches in control systems.
  • Generating clock signals or timing pulses in microcontroller or microprocessor systems.

Q & A

  1. What is the 74HC221D,652?

    The 74HC221D,652 is a dual monostable multivibrator integrated circuit produced by NXP USA Inc.

  2. Why is the 74HC221D,652 obsolete?

    The 74HC221D,652 is no longer manufactured by NXP USA Inc. and has been replaced by other components.

  3. What package type does the 74HC221D,652 use?

    The 74HC221D,652 comes in a 16-pin SOIC package.

  4. What is the nominal pulse width of the 74HC221D,652?

    The nominal pulse width is 19 ns.

  5. Can the 74HC221D,652 be triggered from both the leading and trailing edges of the input pulse?

    Yes, it can be triggered from both the leading and trailing edges of the input pulse.

  6. What are some common applications of the 74HC221D,652?

    Common applications include timing circuits, pulse stretching or shaping, debouncing switches, and generating clock signals.

  7. Is the 74HC221D,652 still available for purchase?

    Although it is obsolete, some distributors may still have stock or offer substitutes.

  8. What are some substitutes for the 74HC221D,652?

    Substitutes such as the CD74HC221M96 from Texas Instruments may be available.

  9. What logic type does the 74HC221D,652 use?

    The 74HC221D,652 uses CMOS logic.

  10. Why is CMOS logic important in the 74HC221D,652?

    CMOS logic is important because it offers low power consumption and high speed.

Product Attributes

Logic Type:Monostable
Independent Circuits:2
Schmitt Trigger Input:Yes
Propagation Delay:19 ns
Current - Output High, Low:5.2mA, 5.2mA
Voltage - Supply:2 V ~ 6 V
Operating Temperature:-40°C ~ 125°C
Mounting Type:Surface Mount
Package / Case:16-SOIC (0.154", 3.90mm Width)
Supplier Device Package:16-SO
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Similar Products

Part Number 74HC221D,652 74HC221N,652 74HC221D,653
Manufacturer NXP USA Inc. NXP USA Inc. NXP USA Inc.
Product Status Obsolete Obsolete Obsolete
Logic Type Monostable Monostable Monostable
Independent Circuits 2 2 2
Schmitt Trigger Input Yes Yes Yes
Propagation Delay 19 ns 19 ns 19 ns
Current - Output High, Low 5.2mA, 5.2mA 5.2mA, 5.2mA 5.2mA, 5.2mA
Voltage - Supply 2 V ~ 6 V 2 V ~ 6 V 2 V ~ 6 V
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Mounting Type Surface Mount Through Hole Surface Mount
Package / Case 16-SOIC (0.154", 3.90mm Width) 16-DIP (0.300", 7.62mm) 16-SOIC (0.154", 3.90mm Width)
Supplier Device Package 16-SO 16-DIP 16-SO

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