丝印代码：CD74HC02E；CDx4HC02 Quadruple 2-Input Positive-NOR 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

丝印代码：CD74HC02E；CDx4HC02 Quadruple 2-Input Positive-NOR 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

Quad 2-Input NOR Gate

The MC74HC02A is identical in pinout to the LS02. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LSTTL outputs. Features • Output Drive Capability: 10 LSTTL Loads • Outputs Directly Interface to CMOS, NMOS, and TTL • Opera

Quad 2-Input NOR Gate

The MC74HC02A is identical in pinout to the LS02. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LSTTL outputs. Features • Output Drive Capability: 10 LSTTL Loads • Outputs Directly Interface to CMOS, NMOS, and TTL • Opera

Quad 2-Input NOR Gate

The MC74HC02A is identical in pinout to the LS02. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LSTTL outputs. Features • Output Drive Capability: 10 LSTTL Loads • Outputs Directly Interface to CMOS, NMOS, and TTL • Opera

Quad 2-Input NOR Gate

The MC74HC02A is identical in pinout to the LS02. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LSTTL outputs. Features • Output Drive Capability: 10 LSTTL Loads • Outputs Directly Interface to CMOS, NMOS, and TTL • Opera

Quad 2-Input NOR Gate

The MC74HC02A is identical in pinout to the LS02. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LSTTL outputs. Features • Output Drive Capability: 10 LSTTL Loads • Outputs Directly Interface to CMOS, NMOS, and TTL • Opera