Overview
The 74HC21D/S400118, produced by NXP USA Inc., is a dual 4-input AND gate integrated circuit. This component is part of the 74HC family, known for its high-speed CMOS logic. The 74HC21D features clamp diodes on its inputs, allowing the use of current limiting resistors to interface inputs to voltages in excess of the supply voltage (VCC). This makes it versatile for various electronic designs.
Key Specifications
| Parameter | Value |
|---|---|
| VCC (Supply Voltage) | 2.0 to 6.0 V |
| Logic Switching Levels | CMOS |
| Output Drive Capability | ± 5.2 mA |
| tpd (Propagation Delay) | 10 ns |
| fmax (Maximum Frequency) | 36 MHz |
| Number of Bits | 2 |
| Power Dissipation | Low power dissipation |
| Tamb (Ambient Temperature) | -40°C to 125°C |
| Rth(j-a) (Thermal Resistance Junction to Ambient) | 83 K/W |
| Package | SO14 (SOT108-1) |
Key Features
- Wide supply voltage range from 2.0 to 6.0 V, making it suitable for a variety of applications.
- CMOS low power dissipation, reducing energy consumption.
- High noise immunity, ensuring reliable operation in noisy environments.
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level B, enhancing reliability.
- Compliance with JEDEC standards: JESD8C (2.7 V to 3.6 V) and JESD7A (2.0 V to 6.0 V).
- HBM (Human Body Model) ESD protection exceeds 2000 V, ANSI/ESDA/JEDEC JS-001 Class 2.
Applications
The 74HC21D/S400118 is versatile and can be used in various electronic designs across different industries, including:
- Automotive systems: For reliable logic operations in vehicle electronics.
- Industrial control systems: To manage and control industrial processes.
- Consumer electronics: In devices such as TVs, audio equipment, and other consumer products.
- Mobile and wearable devices: Where low power consumption and high reliability are crucial.
- Computing and power systems: For logic operations in computing hardware and power management systems.
Q & A
- What is the 74HC21D/S400118?
The 74HC21D/S400118 is a dual 4-input AND gate integrated circuit produced by NXP USA Inc. - What is the supply voltage range of the 74HC21D/S400118?
The supply voltage range is from 2.0 to 6.0 V. - What are the logic switching levels of the 74HC21D/S400118?
The logic switching levels are CMOS. - What is the propagation delay of the 74HC21D/S400118?
The propagation delay is 10 ns. - What is the maximum frequency of the 74HC21D/S400118?
The maximum frequency is 36 MHz. - What is the output drive capability of the 74HC21D/S400118?
The output drive capability is ± 5.2 mA. - What is the ambient temperature range for the 74HC21D/S400118?
The ambient temperature range is -40°C to 125°C. - Does the 74HC21D/S400118 have ESD protection?
Yes, it has HBM ESD protection exceeding 2000 V, ANSI/ESDA/JEDEC JS-001 Class 2. - What package type is the 74HC21D/S400118 available in?
The 74HC21D/S400118 is available in the SO14 (SOT108-1) package. - Is the 74HC21D/S400118 RoHS compliant?
Yes, the 74HC21D/S400118 is RoHS compliant and lead-free.
