Integrated Circuits (ICs)

SN74HC21DT

Obsolete

Texas Instruments

IC GATE AND 2CH 4-INP 14SOIC

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Integrated Circuits (ICs)

SN74HC21DT

Obsolete

Texas Instruments

IC GATE AND 2CH 4-INP 14SOIC

Deep-Dive with AI

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	SN74HC21DT

Current - Output High, Low [custom]	5.2 mA
Current - Output High, Low [custom]	5.2 mA
Input Logic Level - High [Max]	4.2 V
Input Logic Level - High [Min]	1.5 V
Input Logic Level - Low [Max]	1.8 V
Input Logic Level - Low [Min]	0.5 V
Logic Type	AND Gate
Max Propagation Delay @ V, Max CL	19 ns
Mounting Type	Surface Mount
Number of Circuits	2
Number of Inputs	4
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	14-SOIC
Package / Case [x]	0.154 in
Package / Case [y]	3.9 mm
Voltage - Supply [Max]	6 V
Voltage - Supply [Min]	2 V

SN74HC21 Series

2-ch, 4-input, 2-V to 6-V 5.2 mA drive strength AND gate

Part	Input Logic Level - Low [Max]	Input Logic Level - Low [Min]	Mounting Type	Package / Case [x]	Package / Case [y]	Package / Case	Input Logic Level - High [Min]	Input Logic Level - High [Max]	Operating Temperature [Max]	Operating Temperature [Min]	Current - Output High, Low [custom]	Current - Output High, Low [custom]	Number of Circuits	Max Propagation Delay @ V, Max CL	Number of Inputs	Logic Type	Voltage - Supply [Min]	Voltage - Supply [Max]	Supplier Device Package	Package / Case [custom]	Package / Case [custom]
Texas Instruments SN74HC21DT	1.8 V	0.5 V	Surface Mount	0.154 in	3.9 mm	14-SOIC	1.5 V	4.2 V	85 °C	-40 °C	5.2 mA	5.2 mA	2	19 ns	4	AND Gate	2 V	6 V
Texas Instruments SN74HC21PWR	1.8 V	0.5 V	Surface Mount			14-TSSOP	1.5 V	4.2 V	85 °C	-40 °C	5.2 mA	5.2 mA	2	19 ns	4	AND Gate	2 V	6 V	14-TSSOP	0.173 "	4.4 mm
Texas Instruments SN74HC21PWT	1.8 V	0.5 V	Surface Mount			14-TSSOP	1.5 V	4.2 V	85 °C	-40 °C	5.2 mA	5.2 mA	2	19 ns	4	AND Gate	2 V	6 V	14-TSSOP	0.173 "	4.4 mm
Texas Instruments SN74HC21D	1.8 V	0.5 V	Surface Mount	0.154 in	3.9 mm	14-SOIC	1.5 V	4.2 V	85 °C	-40 °C	5.2 mA	5.2 mA	2	19 ns	4	AND Gate	2 V	6 V
Texas Instruments CD74HC21E	1.8 V	0.5 V	Through Hole	0.3 "	7.62 mm	14-DIP	1.5 V	4.2 V	125 °C	-55 °C	5.2 mA	5.2 mA	2	19 ns	4	AND Gate	2 V	6 V
Texas Instruments SN74HC21NSR	1.8 V	0.5 V	Surface Mount	0.209 "	5.3 mm	14-SOIC	1.5 V	4.2 V	85 °C	-40 °C	5.2 mA	5.2 mA	2	19 ns	4	AND Gate	2 V	6 V	14-SO
Texas Instruments SN74HC21DE4	1.8 V	0.5 V	Surface Mount	0.154 in	3.9 mm	14-SOIC	1.5 V	4.2 V	85 °C	-40 °C	5.2 mA	5.2 mA	2	19 ns	4	AND Gate	2 V	6 V
Texas Instruments SN74HC21DG4	1.8 V	0.5 V	Surface Mount	0.154 in	3.9 mm	14-SOIC	1.5 V	4.2 V	85 °C	-40 °C	5.2 mA	5.2 mA	2	19 ns	4	AND Gate	2 V	6 V
Texas Instruments SN74HC21DRG4	1.8 V	0.5 V	Surface Mount	0.154 in	3.9 mm	14-SOIC	1.5 V	4.2 V	85 °C	-40 °C	5.2 mA	5.2 mA	2	19 ns	4	AND Gate	2 V	6 V
Texas Instruments SN74HC21DRE4	1.8 V	0.5 V	Surface Mount	0.154 in	3.9 mm	14-SOIC	1.5 V	4.2 V	85 °C	-40 °C	5.2 mA	5.2 mA	2	19 ns	4	AND Gate	2 V	6 V

Pricing

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

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 1.75
		10	$ 1.11
		25	$ 0.94
		100	$ 0.75
	Digi-Reel®	1	$ 1.75
		10	$ 1.11
		25	$ 0.94
		100	$ 0.75
	Tape & Reel (TR)	250	$ 0.72
		500	$ 0.64
		1250	$ 0.50
		2500	$ 0.47
		6250	$ 0.44
		12500	$ 0.43

Description

General part information

SN74HC21 Series

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

Documents

Technical documentation and resources

No documents available