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SCLS086G – DECEMBERSS1NN9877244–HHRCCEV22I00S,,ESSDNNAP55R44IHHL CC20222001
SCLS086G – DECEMBER 1982 – REVISED APRIL 2021
SNx4HC20 Dual 4-Input NAND Gates
1 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 detect circuit • S-R latch
3 Description
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
SN74HC20NS
SO (14)
10.20 mm × 5.