Overview
The 74HCT08D/C118 is a high-speed CMOS quad 2-input AND gate integrated circuit produced by NXP USA Inc. This device is fabricated using silicon gate C2MOS technology, which allows it to achieve high-speed operation similar to equivalent LSTTL while maintaining the low power dissipation characteristic of CMOS technology. The 74HCT08D/C118 is designed to be compatible with TTL, NMOS, and CMOS output voltage levels, making it versatile for various interfacing applications.
Key Specifications
| Category | Description |
|---|---|
| Manufacturer | NXP USA Inc. |
| Series | 74HCT |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) |
| Logic Type | AND Gate |
| Number of Inputs | 2 |
| Supply Voltage | 4.5V ~ 5.5V |
| Logic Level - Low | 0.8V |
| Logic Level - High | 2V |
| Number of Circuits | 4 |
| Operating Temperature | -40°C ~ 125°C |
| Current - Quiescent (Max) | 2 µA |
| Current - Output High, Low | 4mA, 4mA |
| Max Propagation Delay @ V, Max CL | 24ns @ 4.5V, 50pF |
| RoHS | Yes |
Key Features
- High Speed: The device has a typical propagation delay of 10 ns at VCC = 5 V, ensuring fast operation.
- Low Power Dissipation: It has a maximum quiescent supply current of 1.0 µA at Ta = 25°C, making it energy-efficient.
- Compatibility with TTL Outputs: The inputs are compatible with TTL, NMOS, and CMOS output voltage levels, facilitating versatile interfacing.
- Wide Interfacing Ability: It can interface with LSTTL, NMOS, and CMOS logic levels.
- Balanced Propagation Delays: The device has balanced propagation delays (tPLH ≈ tPHL), ensuring consistent performance).
- Static Discharge Protection: All inputs are equipped with protection circuits against static discharge or transient excess voltage).
Applications
The 74HCT08D/C118 is suitable for a variety of applications due to its compatibility with different logic levels and high-speed operation. Some common applications include:
- Level Conversion: It can be used as a level converter for interfacing TTL or NMOS to High Speed CMOS circuits).
- Digital Logic Circuits: It is ideal for use in digital logic circuits requiring AND gate functionality with low power consumption and high speed).
- Embedded Systems: It can be integrated into embedded systems that require fast and reliable logic operations).
- Automotive and Industrial Electronics: Its wide operating temperature range (-40°C to 125°C) makes it suitable for use in automotive and industrial electronic systems).
Q & A
- What is the primary function of the 74HCT08D/C118?
The primary function of the 74HCT08D/C118 is to act as a quad 2-input AND gate, providing four independent AND gate circuits in a single package).
- What is the supply voltage range for the 74HCT08D/C118?
The supply voltage range for the 74HCT08D/C118 is 4.5V to 5.5V).
- What is the maximum propagation delay of the 74HCT08D/C118?
The maximum propagation delay of the 74HCT08D/C118 is 24ns at 4.5V with a load capacitance of 50pF).
- Is the 74HCT08D/C118 RoHS compliant?
Yes, the 74HCT08D/C118 is RoHS compliant).
- What is the operating temperature range of the 74HCT08D/C118?
The operating temperature range of the 74HCT08D/C118 is -40°C to 125°C).
- What type of package does the 74HCT08D/C118 come in?
The 74HCT08D/C118 comes in a 14-SOIC (Small Outline Integrated Circuit) package).
- How many AND gates are included in the 74HCT08D/C118?
The 74HCT08D/C118 includes four independent 2-input AND gates).
- What is the maximum output current of the 74HCT08D/C118?
The maximum output current of the 74HCT08D/C118 is 4mA for both high and low output states).
- Does the 74HCT08D/C118 have protection against static discharge?
Yes, the 74HCT08D/C118 has protection circuits against static discharge or transient excess voltage on all inputs).
- Can the 74HCT08D/C118 be used in automotive applications?
Yes, the 74HCT08D/C118 can be used in automotive applications due to its wide operating temperature range and robust design).
