CDx4HC21 Dual 4-Input AND Gates

1 Features • Buffered inputs • Wide operating voltage range: 2 V to 6 V • Wide operating temperature range: -55°C to +125°C • Supports fanout up to 10 LSTTL loads • Significant power reduction compared to LSTTL logic ICs 2 Applications • Combining power good signals • Enable digital si

Dual 4-input AND gate

Dual 4-input AND gate

The 74HC21 is a high-speed Si-gate CMOS device and is pin compatible with low-power Schottky TTL (LSTTL). The 74HC21 provide the 4-input AND function.

Dual 4-input AND gate

1. General description The 74HC21 is a dual 4-input AND gate. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC. 2. Features and benefits • Wide supply voltage range from 2.0 to 6.0 V • CMOS low power dissipation

Dual 4-input AND gate

General description The 74HC21 is a dual 4-input AND gate. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC.

Dual 4-input AND gate