SN54HC20 Datasheet - Texas Instruments

SN54HC20 Dual 4-Input NAND Gates

This device contains two independent 4-input NAND gates. Each gate performs the Boolean function Y = A * B * C * D in positive logic. Device Information(1) PART NUMBER PACKAGE BODY SIZE (NOM) SN74HC20D SOIC (14) 8.70 mm × 3.90 mm SN74HC20N PDIP (14) 19.30 mm × 6.40 mm SN74HC2.

SN54HC20 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

* Alarm / tamper det

SN54HC20-etcTI.pdf