CD74HC221M96

Product Overview

• Category: Integrated Circuit
• Use: Digital Logic Gates
• Characteristics:
  • High-speed operation
  • Wide operating voltage range
  • Low power consumption
  • Schmitt-trigger inputs for noise immunity
• Package: SOIC-16
• Essence: Dual Monostable Multivibrator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 13 ns (typical)
• Output Current: ±25 mA
• Quiescent Current: 4 µA (maximum)

Detailed Pin Configuration

The CD74HC221M96 has a total of 16 pins. The pin configuration is as follows:

1. CLR (Clear Input)
2. A (Input A)
3. B (Input B)
4. REXT (External Resistor)
5. CEXT (External Capacitor)
6. Q (Output Q)
7. GND (Ground)
8. Q (Complementary Output Q)
9. VCC (Positive Power Supply)
10. Q (Output Q)
11. GND (Ground)
12. Q (Complementary Output Q)
13. Q (Output Q)
14. GND (Ground)
15. Q (Complementary Output Q)
16. Q (Output Q)

Functional Features

The CD74HC221M96 is a dual monostable multivibrator integrated circuit. It features high-speed operation, making it suitable for applications requiring fast switching times. The wide operating voltage range allows it to be used in various voltage environments. The Schmitt-trigger inputs provide noise immunity, ensuring reliable operation even in noisy environments.

Advantages and Disadvantages

Advantages: - High-speed operation - Wide operating voltage range - Low power consumption - Noise immunity with Schmitt-trigger inputs

Disadvantages: - Limited number of monostable multivibrator circuits (dual)

Working Principles

The CD74HC221M96 operates based on the principles of a monostable multivibrator. When triggered by an external signal, it generates a single output pulse of a specific duration. The duration of the output pulse is determined by the values of the external resistor (REXT) and capacitor (CEXT) connected to the chip.

Detailed Application Field Plans

The CD74HC221M96 can be used in various applications that require precise timing control or pulse generation. Some potential application fields include:

1. Timing circuits in digital systems
2. Pulse width modulation (PWM) control
3. Frequency division circuits
4. Delay circuits in communication systems
5. Precision timing in industrial automation

Detailed and Complete Alternative Models

1. SN74HC221N - DIP-16 package, similar specifications
2. MC74HC221AN - DIP-16 package, similar specifications
3. CD74HCT221E - PDIP-16 package, compatible functionality

These alternative models offer similar functionality and can be used as substitutes for the CD74HC221M96 depending on the specific requirements of the application.

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