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CD74HCT00, CD54HCT00 CD74SHCHCST30980,–CJADN5U4AHRYC2T00201
SCHS398 – JANUARY 2021
CDx4HCT00 Quadruple 2-Input NAND Gates with TTL-Compatible Inputs
1 Features
• LSTTL input logic compatible – VIL(max) = 0.8 V, VIH(min) = 2 V
• CMOS input logic compatible – II ≤ 1 µA at VOL, VOH
• Buffered inputs • 4.5 V to 5.5 V operation • 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
1A
1
1B
2
1Y
3
2A
4
2B
5
2Y
6
GND
7
3 Description
This device contains four independent 2-input NAND gates. Each gate performs the Boolean function Y = A ● B in positive logic.