CD74HC221EG4

Product Overview

Category

CD74HC221EG4 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital electronic systems for various applications, including signal processing, data storage, and control logic.

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• Compatibility with TTL inputs
• Schmitt-trigger action on all inputs
• Monostable multivibrator functionality

Package

CD74HC221EG4 is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of CD74HC221EG4 lies in its ability to provide reliable and efficient digital logic functions within electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Logic Family: HC
• Number of Pins: 16
• Propagation Delay: 9 ns (typical)

Detailed Pin Configuration

1. CLR (Clear)
2. A (Input A)
3. B (Input B)
4. GND (Ground)
5. Q (Output Q)
6. Q̅ (Complementary Output Q̅)
7. RC (Resistor-Capacitor)
8. VCC (Supply Voltage)
9. NC (No Connection)
10. NC (No Connection)
11. NC (No Connection)
12. NC (No Connection)
13. NC (No Connection)
14. NC (No Connection)
15. NC (No Connection)
16. NC (No Connection)

Functional Features

• Monostable multivibrator operation
• Clear input for resetting the output
• Schmitt-trigger action on all inputs for noise immunity
• Compatible with TTL inputs, allowing easy integration into existing systems
• High-speed operation enables efficient signal processing and control logic implementation
• Low power consumption for energy-efficient designs

Advantages and Disadvantages

Advantages

• High-speed operation allows for fast data processing
• Wide operating voltage range provides flexibility in various applications
• Compatibility with TTL inputs simplifies integration into existing systems
• Schmitt-trigger action on all inputs ensures reliable performance in noisy environments
• Low power consumption contributes to energy-efficient designs

Disadvantages

• Limited number of available pins may restrict complex circuit designs
• Propagation delay of 9 ns (typical) may impact timing-sensitive applications

Working Principles

CD74HC221EG4 operates as a monostable multivibrator, which means it can generate a single pulse of a specific duration when triggered. The clear input allows for resetting the output, while the Schmitt-trigger action on all inputs ensures reliable operation even in the presence of noise. The compatibility with TTL inputs enables seamless integration into existing digital systems.

Detailed Application Field Plans

CD74HC221EG4 finds applications in various fields, including: 1. Digital signal processing 2. Data storage systems 3. Control logic circuits 4. Communication devices 5. Industrial automation

Detailed and Complete Alternative Models

1. CD74HC123E
2. SN74LS221N
3. MC74HC221AN
4. 74HCT221D
5. HEF4528BP

These alternative models offer similar functionality and can be used as substitutes for CD74HC221EG4 in different applications.

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