CD74HCT00E – TEXAS INSTRUMENTS

Overview

The Texas Instruments CD74HCT00E is a high-speed CMOS logic NAND gate IC featuring four independent 2-input gates. Its primary function is to implement complex combinatorial logic functions with predictable timing characteristics, crucial for digital system design. A key operational characteristic is its compatibility with TTL voltage levels, achieved through its High-speed CMOS (HCT) technology, allowing seamless integration into mixed-logic environments. However, designers must carefully consider the trade-off between its relatively low quiescent current and the potential for increased dynamic power consumption at higher switching frequencies, a common challenge in optimizing power budgets for high-performance digital circuits.

Key Features

• Logic Type: NAND Gate
• Number of Circuits: 4
• Number of Inputs: 2 per gate
• Supply Voltage Range: 4.5V to 5.5V
• Max Propagation Delay: 20ns @ 4.5V, 50pF
• Package: 14-PDIP (0.300″ width)

Applications

The component is engineered for deployment in systems requiring high reliability and performance under specific operating conditions. It provides functional stability across the stated design envelope.

• Implementing combinatorial logic functions in microcontrollers and FPGAs
• Digital signal buffering and level shifting in mixed-voltage systems
• Creating basic logic gates for state machines and control circuitry
• Edge detection and pulse shaping in timing-critical applications