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SN74HC21DR
Manufacturer Part Number: SN74HC21DR | Manufacturer / Brand: TI |
Part of Description: Logic Gates Dual 4-input Positive-AND Gates | Lead Free Status / RoHS Status: Lead free / RoHS Compliant |
Ship From: HK/Shen Zhen | Shipment Way: DHL/Fedex/TNT/UPS |
Datasheets: |
Product parameters
Manufacturer | TI |
RoHS | Details |
Mounting Style | SMD/SMT |
Package / Case | SOIC-14 |
Number of Output Lines | 2 Output |
Low Level Output Current | 5.2 mA |
Packaging | Reel |
Minimum Operating Temperature | – 40 C |
Maximum Operating Temperature | + 85 C |
Factory Pack Quantity | 2500 |
Subcategory | Logic ICs |
Width | 3.91 mm |
Unit Weight | 0.004564 oz |
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The SN74HC21DR is a high-speed CMOS dual 4-input AND gate from Texas Instruments, designed for general-purpose logic applications. It features low power consumption and high noise immunity, making it suitable for a wide range of digital logic systems.
Key Features:
- Dual 4-Input AND Gates: Consists of two independent 4-input AND gates, allowing multiple logic operations in one package.
- High-Speed CMOS Technology: Provides fast switching speeds with typical propagation delays in the nanosecond range, making it ideal for high-performance digital circuits.
- Low Power Consumption: Designed with CMOS technology, ensuring minimal power usage, especially in battery-operated and energy-efficient systems.
- Wide Operating Voltage Range: Supports an operating voltage range of 2V to 6V, offering flexibility for various power supply configurations.
- Standard TTL-Compatible Inputs: Inputs are compatible with standard TTL voltage levels, allowing easy integration into mixed-logic designs.
- High Noise Immunity: Delivers strong noise immunity, ensuring stable operation even in electrically noisy environments.
- Compact SOIC-14 Package: Housed in a 14-pin SOIC package, making it suitable for space-constrained designs.
Typical Applications:
- Logic Gate Expansion: Used to expand logic functions in digital systems, allowing multiple conditions to be combined in control circuits.
- Signal Processing: Employed in signal processing systems that require multiple input conditions to be ANDed together.
- Embedded Systems: Suitable for microcontroller-based designs that require efficient logic operations with minimal power consumption.
- Automation and Control: Applied in automation and control systems where fast, reliable digital logic processing is needed.
The SN74HC21DR is valued for its high-speed operation, low power consumption, and reliability, making it an excellent choice for a variety of digital logic applications.