CD74HC40103EG4

Product Overview

• Category: Integrated Circuit
• Use: Digital Counter/Divider
• Characteristics: High-speed, CMOS logic, 8-bit synchronous counter
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Reliable and efficient digital counter/divider IC
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Logic Family: HC (High-Speed CMOS)
• Number of Stages: 8
• Clock Input: Synchronous
• Output Type: Standard (non-inverted)
• Propagation Delay: 15 ns (typical)

Detailed Pin Configuration

The CD74HC40103EG4 has a total of 16 pins. The pin configuration is as follows:

1. Clock Enable (CE)
2. Clock Input (CP)
3. Reset (MR)
4. Output Enable (OE)
5. Carry Out (CO)
6. Q0 Output
7. Q1 Output
8. Q2 Output
9. Q3 Output
10. Q4 Output
11. Q5 Output
12. Q6 Output
13. Q7 Output
14. Ground (GND)
15. VCC (Positive Power Supply)
16. Carry In (CI)

Functional Features

• High-speed operation allows for efficient counting and dividing.
• Synchronous design ensures accurate and synchronized output.
• Reset function enables easy initialization of the counter.
• Output enable feature provides control over the output signals.
• Carry input and carry output facilitate cascading multiple counters.

Advantages and Disadvantages

Advantages: - High-speed operation enables quick counting and dividing. - Synchronous design ensures accurate and synchronized output. - Reset function allows for easy initialization. - Compact SOIC package offers space-saving integration. - Wide operating voltage range provides flexibility in various applications.

Disadvantages: - Limited number of stages (8) may not be sufficient for certain complex applications. - Non-inverted output type may require additional circuitry for specific requirements.

Working Principles

The CD74HC40103EG4 is a synchronous counter/divider IC that operates based on the input clock signal. The counter advances by one on each rising edge of the clock when the Clock Enable (CE) and Output Enable (OE) signals are active. The counter can be reset to its initial state using the Reset (MR) signal. The Carry In (CI) and Carry Out (CO) pins allow cascading multiple counters for extended counting capabilities.

Detailed Application Field Plans

The CD74HC40103EG4 finds applications in various fields, including:

1. Digital frequency division in communication systems
2. Timekeeping circuits in electronic devices
3. Pulse generation and synchronization in industrial automation
4. Event counting in scientific instruments
5. Address generation in memory systems
6. Control signal generation in microcontrollers
7. Frequency synthesis in RF systems

Detailed and Complete Alternative Models

1. CD74HC40103E - Similar specifications and pin configuration, but available in DIP (Dual Inline Package) instead of SOIC.
2. CD40103B - Equivalent functionality with slightly different electrical characteristics.
3. SN74HC40103 - Similar features and performance, but manufactured by Texas Instruments.

These alternative models provide similar functionalities and can be used as substitutes depending on specific requirements and availability.

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