SNJ54HC21J - Texas Instruments

Manufacturer Part Number

SNJ54HC21J

Manufacturer

Texas Instruments

Introduction

The SNJ54HC21J is a dual 4-input positive-AND gate designed for digital logic systems.

Product Features and Performance

Dual 4-input AND gate configuration

High voltage types (20V rating)

Low power consumption

Wide operating temperature range

Fast propagation delay time

TTL-compatible input levels

Product Advantages

Enhanced noise margin

Improved signal integrity

High functional density for complex logic circuits

Reliable performance in extended temperature environments

Key Technical Parameters

Supply voltage (Vcc): 2V to 6V

Input voltage (Vin): 0V to Vcc

Output voltage (Vout): 0V to Vcc

Operating temperature range: -55°C to 125°C

DC input current (Iin): ±20 mA

Propagation delay time (tpd): 8ns (max) at Vcc = 5V, CL = 15pF, TA = 25°C

Quality and Safety Features

Over-temperature shutdown

Input protection from static discharge

Latch-up performance exceeds 250 mA per JESD 17

Compatibility

Compatible with TTL and CMOS logic levels

Can be interfaced with a wide range of microcontrollers and digital ICs

Application Areas

Computing systems

Data processing

Control systems

Telecommunications

Instrumentation

Military and aerospace electronics

Product Lifecycle

Active status

Not slated for discontinuation

Future replacements or upgrades may become available

Several Key Reasons to Choose This Product

Robust performance in extreme temperatures

Ideal for mission-critical applications requiring high reliability

Versatile logic gate suitable for various digital applications

Backed by Texas Instruments' reputation for quality and support

Longevity of product life with active status in the market