SN74HC21 Datasheet - Texas Instruments

SN74HC21 DUAL 4-INPUT POSITIVE-AND GATES

This device contains two independent 4-input AND gates. Each gate performs the Boolean function Y = A * B * C * D in positive logic. Device Information(1) PART NUMBER PACKAGE BODY SIZE (NOM) SN74HC21D SOIC (14) 8.70 mm × 3.90 mm SN74HC21N PDIP (14) 19.30 mm × 6.40 mm SN74HC21.

SN74HC21 Features

* Buffered inputs

* Wide operating voltage range: 2 V to 6 V

* Wide operating temperature range: -40°C to +85°C

* Supports fanout up to 10 LSTTL loads

* Significant power reduction compared to LSTTL logic ICs 2 Applications

* Combining power good signa

SN74HC21-etcTI.pdf