Overview
The CD74HC08M is a high-speed CMOS logic gate produced by Texas Instruments. It is a quad 2-input AND gate integrated circuit (IC) designed for general-purpose logic applications. This product is part of the HC (High-Speed CMOS) family, which is known for its low power consumption and high noise immunity. The CD74HC08M is widely used in digital systems, including industrial automation, consumer electronics, and automotive electronics, making it a versatile choice for engineers and designers.
Its market positioning is as a reliable and cost-effective solution for logic operations, targeting users who require high-speed performance and low power consumption. The CD74HC08M stands out for its compatibility with both CMOS and TTL logic levels, making it a competitive option in the logic gate market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Type | AND Gate | - | Quad 2-input |
| Supply Voltage | 2 to 6 | V | Wide operating range |
| Propagation Delay | 9 | ns | Typical at 5V |
| Input Current | ±1 | µA | Maximum at 6V |
| Operating Temperature | -55 to 125 | °C | Wide temperature range |
| Package | SOIC-14 | - | Surface mount |
| Logic Family | HC | - | High-Speed CMOS |
Key Features
- Quad 2-input AND gates: Provides four independent AND gates in a single package, saving board space and reducing component count.
- Wide supply voltage range: Operates from 2V to 6V, making it compatible with a variety of logic systems.
- High-speed performance: Typical propagation delay of 9ns at 5V ensures efficient logic operations.
- Low power consumption: Ideal for battery-powered and energy-efficient applications.
- High noise immunity: Ensures reliable operation in noisy environments.
- CMOS and TTL compatibility: Interfaces seamlessly with both CMOS and TTL logic levels.
Applications
The CD74HC08M is suitable for a wide range of applications, including:
- Industrial automation: Used in control systems and logic circuits for machinery and equipment.
- Consumer electronics: Integrated into devices such as smartphones, tablets, and home appliances for logic operations.
- Automotive electronics: Employed in vehicle control systems and infotainment systems.
- Digital signal processing: Utilized in circuits for signal conditioning and data processing.
- Embedded systems: Incorporated into microcontrollers and IoT devices for logic functions.
Q & A
1. What is the operating voltage range of the CD74HC08M?
The CD74HC08M operates within a supply voltage range of 2V to 6V.
2. How many AND gates are included in the CD74HC08M?
The CD74HC08M contains four independent 2-input AND gates.
3. What is the typical propagation delay of the CD74HC08M?
The typical propagation delay is 9ns at a supply voltage of 5V.
4. Is the CD74HC08M compatible with TTL logic levels?
Yes, the CD74HC08M is compatible with both CMOS and TTL logic levels.
5. What is the maximum input current of the CD74HC08M?
The maximum input current is ±1µA at a supply voltage of 6V.
6. What package type does the CD74HC08M use?
The CD74HC08M is available in an SOIC-14 surface-mount package.
7. Can the CD74HC08M operate in high-temperature environments?
Yes, it has an operating temperature range of -55°C to 125°C.
8. What is the logic family of the CD74HC08M?
The CD74HC08M belongs to the HC (High-Speed CMOS) logic family.
9. Is the CD74HC08M suitable for low-power applications?
Yes, its low power consumption makes it ideal for battery-powered and energy-efficient designs.
10. What are the typical applications of the CD74HC08M?
Typical applications include industrial automation, consumer electronics, automotive electronics, digital signal processing, and embedded systems.
