Overview
The 74HCT08D is a quad 2-input AND gate integrated circuit manufactured by Toshiba Semiconductor and Storage. This device is part of the HCT (High-speed CMOS) series, which is known for its high-speed operation and compatibility with low power Schottky TTL (LSTTL) logic. The 74HCT08D features four independent AND gates, each with two inputs, making it a versatile component for various digital logic applications.
Key Specifications
| Specification | Value | Unit |
|---|---|---|
| Logic Type | AND | |
| Output Current | 4mA | |
| No. of Inputs | 2 | |
| Supply Voltage Min | 4.5V | |
| Supply Voltage Max | 5.5V | |
| Logic Case Style | SOIC | |
| No. of Pins | 14 Pins | |
| Operating Temperature Min | -40°C | |
| Operating Temperature Max | 125°C | |
| Packaging | Each | |
| Termination Type | Surface Mount Device | |
| Propagation Delay Time (Typ.) | 6 ns | V CC=5V |
Key Features
- High-Speed Operation: The 74HCT08D operates at high speeds, making it suitable for applications requiring fast logic operations.
- CMOS Technology: Built using high-speed Si-gate CMOS technology, this device offers low power consumption and high noise immunity.
- Pin Compatibility: It is pin compatible with low power Schottky TTL (LSTTL) logic, allowing for easy integration into existing designs.
- Quad 2-Input AND Gates: The device includes four independent 2-input AND gates, providing flexibility in digital logic circuits.
- Clamp Diodes on Inputs: The inputs include clamp diodes, enabling the use of current limiting resistors for added protection.
- Wide Operating Temperature Range: The device operates over a temperature range of -40°C to 125°C, making it suitable for various environmental conditions.
Applications
- Digital Logic Circuits: The 74HCT08D is widely used in digital logic circuits where AND gate functions are required.
- Embedded Systems: It is often used in embedded systems that require high-speed and low-power logic operations.
- Industrial Control Systems: The device's robustness and wide operating temperature range make it suitable for industrial control systems.
- Automotive Electronics: It can be used in automotive electronics due to its compatibility with various logic families and robust operating conditions.
Q & A
- What is the logic function of the 74HCT08D?
The 74HCT08D is a quad 2-input AND gate.
- What is the supply voltage range for the 74HCT08D?
The supply voltage range is from 4.5V to 5.5V.
- How many AND gates are included in the 74HCT08D?
The device includes four independent 2-input AND gates.
- What is the operating temperature range of the 74HCT08D?
The operating temperature range is from -40°C to 125°C.
- Is the 74HCT08D RoHS compliant?
- What is the typical propagation delay time of the 74HCT08D?
The typical propagation delay time is 6 ns at V CC=5V.
- What type of packaging does the 74HCT08D use?
The device is packaged in a 14-pin SOIC (Small Outline Integrated Circuit) package.
- Is the 74HCT08D pin compatible with other logic families?
- What are the dimensions of the 74HCT08D package?
The package dimensions are 8.95mm x 6.0mm x 1.38mm.
- Does the 74HCT08D have any special features on its inputs?
