Overview
The SN74AHCT08D is a quad 2-input positive AND gate IC manufactured by Texas Instruments. It belongs to the 74AHCT series, which is designed for high-speed CMOS logic applications. This IC is widely used in digital logic circuits due to its compatibility with TTL logic levels and its ability to operate at a wide voltage range. The SN74AHCT08D is packaged in a SOIC-14 form factor, making it suitable for surface-mount technology (SMT) applications. It is ideal for use in industrial, automotive, and consumer electronics where reliable logic operations are required.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Family | 74AHCT | - | High-speed CMOS |
| Function | Quad 2-input AND gate | - | Positive logic |
| Supply Voltage | 4.5 to 5.5 | V | Wide operating range |
| Propagation Delay | 7.9 | ns | @5V |
| High-Level Output Current | -8 | mA | Maximum |
| Low-Level Output Current | 8 | mA | Maximum |
| Operating Temperature | -40 to 85 | °C | Industrial range |
| Package | SOIC-14 | - | Surface mount |
Key Features
- Compatible with TTL logic levels for easy integration.
- High-speed operation with a propagation delay of 7.9 ns at 5V.
- Low power consumption, making it suitable for battery-powered applications.
- Robust design with a wide operating temperature range (-40°C to 85°C).
- Available in a compact SOIC-14 package for space-constrained designs.
Applications
The SN74AHCT08D is widely used in various digital logic applications, including:
- Industrial Automation: Used in control systems and PLCs for reliable logic operations.
- Automotive Electronics: Suitable for vehicle control modules and infotainment systems.
- Consumer Electronics: Integrated into devices like smart home systems and gaming consoles.
- Embedded Systems: Ideal for microcontroller-based designs requiring logic gates.
Q & A
1. What is the operating voltage range of the SN74AHCT08D?
The SN74AHCT08D operates within a voltage range of 4.5V to 5.5V.
2. Is the SN74AHCT08D compatible with TTL logic levels?
Yes, it is fully compatible with TTL logic levels.
3. What is the propagation delay of the SN74AHCT08D?
The propagation delay is 7.9 ns at 5V.
4. What is the maximum operating temperature of the SN74AHCT08D?
The maximum operating temperature is 85°C.
5. What package does the SN74AHCT08D come in?
It is available in a SOIC-14 package.
6. Can the SN74AHCT08D be used in automotive applications?
Yes, it is suitable for automotive electronics due to its robust design.
7. What is the function of the SN74AHCT08D?
It is a quad 2-input positive AND gate.
8. What is the output current capability of the SN74AHCT08D?
It can source or sink up to 8 mA.
9. Is the SN74AHCT08D suitable for low-power applications?
Yes, it has low power consumption, making it ideal for battery-powered devices.
10. What is the logic family of the SN74AHCT08D?
It belongs to the 74AHCT series, which is a high-speed CMOS logic family.
