Specification	CD74HCT21M

Current - Output High, Low [custom]	4 mA
Current - Output High, Low [custom]	4 mA
Input Logic Level - Low	0.8 V
Logic Type	AND Gate
Mounting Type	Surface Mount
Number of Circuits	2
Number of Inputs	4
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-55 °C
Package / Case	14-SOIC
Package / Case [x]	0.154 in
Package / Case [y]	3.9 mm
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	4.5 V

CD74HCT21 Series

2-ch 4-input 4.5-V to 5.5-V AND gate with TTL-compatible inputs

Part	Package / Case [x]	Package / Case [y]	Package / Case	Input Logic Level - Low	Number of Circuits	Number of Inputs	Current - Output High, Low [custom]	Current - Output High, Low [custom]	Voltage - Supply [Min]	Voltage - Supply [Max]	Mounting Type	Operating Temperature [Min]	Operating Temperature [Max]	Logic Type
Texas Instruments CD74HCT21M	0.154 in	3.9 mm	14-SOIC	0.8 V	2	4	4 mA	4 mA	4.5 V	5.5 V	Surface Mount	-55 °C	125 °C	AND Gate
Texas Instruments CD74HCT21E	0.3 "	7.62 mm	14-DIP	0.8 V	2	4	4 mA	4 mA	4.5 V	5.5 V	Through Hole	-55 °C	125 °C	AND Gate
Texas Instruments CD74HCT21M96	0.154 in	3.9 mm	14-SOIC	0.8 V	2	4	4 mA	4 mA	4.5 V	5.5 V	Surface Mount	-55 °C	125 °C	AND Gate

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

General part information

This device contains two independent 4-input AND gates. Each gate performs the Boolean function Y = A ● B ● C ● D in positive logic.

Technical documentation and resources