丝印代码：CD74HC20E；CDx4HC20 Dual 4-Input NAND 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 • Alarm / tamper detect circuit • S-R latch 3 D

Dual 4-input NAND gate

GENERAL DESCRIPTION The 74HC/HCT20 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/HCT20 provide the 4-input NAND function. FEATURES • Output capability: standard • I

Dual 4-input NAND gate

GENERAL DESCRIPTION The 74HC/HCT20 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/HCT20 provide the 4-input NAND function. FEATURES • Output capability: standard • I

DUAL 4-INPUT NAND GATE

DESCRIPTION The M54/74HC20 is a high speed CMOS DUAL 4-INPUT NAND GATE fabricated in silicon gate C2MOS technology. It has the same high speed performance of LSTTL combined with true CMOS low power consumption. ■ HIGH SPEED tPD = 8 ns (TYP.) AT VCC = 5 V ■ LOW POWER DISSIPATION I

DUAL 4-INPUT NAND GATE

DESCRIPTION The M54/74HC20 is a high speed CMOS DUAL 4-INPUT NAND GATE fabricated in silicon gate C2MOS technology. It has the same high speed performance of LSTTL combined with true CMOS low power consumption. ■ HIGH SPEED tPD = 8 ns (TYP.) AT VCC = 5 V ■ LOW POWER DISSIPATION I

DUAL 4-INPUT NAND GATE

DESCRIPTION The M54/74HC20 is a high speed CMOS DUAL 4-INPUT NAND GATE fabricated in silicon gate C2MOS technology. It has the same high speed performance of LSTTL combined with true CMOS low power consumption. ■ HIGH SPEED tPD = 8 ns (TYP.) AT VCC = 5 V ■ LOW POWER DISSIPATION I