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SN74HC21/SN74HC21-Q1 Dual 4-Input AND Gates

Texas Instruments SN74HC21/SN74HC21-Q1 Dual 4-Input AND Gates contains two independent 4-input AND gates. Each gate performs the Boolean function Y = A ● B ● C ● D in positive logic. These devices have a wide operating voltage range of 2V to 6V. The Texas Instruments SN74HC21-Q1 devices are AEC-Q100 qualified for automotive applications.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) Filter the results in the table by unit price based on your quantity.	Qty.	Logic Function	Number of Gates	Logic Family	Number of Input Lines	Package / Case	Number of Output Lines	Low Level Output Current	High Level Output Current	Propagation Delay Time	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Mounting Style	Qualification	Packaging
Logic Gates 2-Ch 4-Input 2V to 6 V 5.2mA Drive Str SN74HC21DR1G4 Texas Instruments 1: $1.04 2,399In Stock New Product	Mfr. Part # SN74HC21DR1G4 Mouser Part # 595-SN74HC21DR1G4 New Product	Texas Instruments	Logic Gates 2-Ch 4-Input 2V to 6 V 5.2mA Drive Str Learn More about Texas Instruments ti sn74hc21 dual 4 input and gates	Datasheet	2,399In Stock	Cut Tape $1.04 $0.729 $0.654 $0.572 View Reel $0.438 $0.531 $0.517 $0.438 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	AND	2 Gate	HC	8 Input	SOIC-14	2 Output				2 V	6 V	- 40 C	+ 85 C	SMD/SMT		Reel, Cut Tape, MouseReel
Logic Gates Dual 4-input Positiv e-AND Gates ALT 595 ALT 595-SN74HC21N SN74HC21NE4 Texas Instruments 1: $1.47 756In Stock	Mfr. Part # SN74HC21NE4 Mouser Part # 595-SN74HC21NE4	Texas Instruments	Logic Gates Dual 4-input Positiv e-AND Gates ALT 595 ALT 595-SN74HC21N Learn More about Texas Instruments ti sn74hc21 dual 4 input and gates	Datasheet	756In Stock	$1.47 $1.06 $0.897 $0.835 View $0.78 $0.747 $0.579	Min.: 1 Mult.: 1	AND	2 Gate	HC	8 Input	PDIP-14	2 Output	5.2 mA	- 5.2 mA	11 ns	2 V	6 V	- 40 C	+ 85 C	Through Hole		Tube
Logic Gates Dual 4 Input POS AND Gates ALT 595-SN74H ALT 595-SN74HC21PWR SN74HC21PWRG4 Texas Instruments 1: $0.95 3,249In Stock New Product	Mfr. Part # SN74HC21PWRG4 Mouser Part # 595-SN74HC21PWRG4 New Product	Texas Instruments	Logic Gates Dual 4 Input POS AND Gates ALT 595-SN74H ALT 595-SN74HC21PWR Learn More about Texas Instruments ti sn74hc21 dual 4 input and gates	Datasheet	3,249In Stock	Cut Tape $0.95 $0.665 $0.598 $0.521 View Reel $0.383 $0.485 $0.464 $0.452 $0.383	Min.: 1 Mult.: 1 : 2,000	AND	2 Gate	HC	4 Input	TSSOP-14	1 Output	5.2 mA	- 5.2 mA	28 ns	2 V	6 V	- 40 C	+ 85 C	SMD/SMT		Reel, Cut Tape
Logic Gates Dual 4-input Positiv e-AND Gates A 595-S A 595-SN74HC21D SN74HC21DR Texas Instruments 1: $0.778 9,604In Stock	Mfr. Part # SN74HC21DR Mouser Part # 595-SN74HC21DR	Texas Instruments	Logic Gates Dual 4-input Positiv e-AND Gates A 595-S A 595-SN74HC21D Learn More about Texas Instruments ti sn74hc21 dual 4 input and gates	Datasheet	9,604In Stock	Cut Tape $0.778 $0.543 $0.487 $0.423 Reel $0.343 View $0.393 $0.374 $0.364 $0.334 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	AND	2 Gate	HC	8 Input	SOIC-14	2 Output	5.2 mA	- 5.2 mA	11 ns	2 V	6 V	- 40 C	+ 85 C	SMD/SMT		Reel, Cut Tape, MouseReel
Logic Gates Auto Cat Dual 4 Inp Positive AND Gates A A 595-SN74HC21QPWRG4Q1 SN74HC21QPWRQ1 Texas Instruments 1: $0.864 9,808In Stock	Mfr. Part # SN74HC21QPWRQ1 Mouser Part # 595-SN74HC21QPWRQ1	Texas Instruments	Logic Gates Auto Cat Dual 4 Inp Positive AND Gates A A 595-SN74HC21QPWRG4Q1 Learn More about Texas Instruments ti sn74hc21 dual 4 input and gates	Datasheet	9,808In Stock	Cut Tape $0.864 $0.613 $0.55 $0.481 Reel $0.395 View $0.446 $0.426 $0.418 $0.384 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	AND	2 Gate	HC	8 Input	TSSOP-14	2 Output	5.2 mA	- 5.2 mA	11 ns	2 V	6 V	- 40 C	+ 125 C	SMD/SMT	AEC-Q100	Reel, Cut Tape, MouseReel
Logic Gates Dual 4-Input Pos SN74HC21N Texas Instruments 1: $1.44 951In Stock	Mfr. Part # SN74HC21N Mouser Part # 595-SN74HC21N	Texas Instruments	Logic Gates Dual 4-Input Pos Learn More about Texas Instruments ti sn74hc21 dual 4 input and gates	Datasheet	951In Stock	$1.44 $1.03 $0.927 $0.816 View $0.762 $0.73 $0.708 $0.681 $0.667	Min.: 1 Mult.: 1	AND	2 Gate	HC	8 Input	PDIP-14	2 Output	5.2 mA	- 5.2 mA	11 ns	2 V	6 V	- 40 C	+ 85 C	Through Hole		Tube
Logic Gates Dual 4-Input Pos SN74HC21NSR Texas Instruments 1: $0.95 517In Stock	Mfr. Part # SN74HC21NSR Mouser Part # 595-SN74HC21NSR	Texas Instruments	Logic Gates Dual 4-Input Pos Learn More about Texas Instruments ti sn74hc21 dual 4 input and gates	Datasheet	517In Stock	Cut Tape $0.95 $0.678 $0.609 $0.533 Reel $0.436 View $0.495 $0.474 $0.465 $0.425 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	AND	2 Gate	HC	8 Input	SOIC-14	2 Output	5.2 mA	- 5.2 mA	11 ns	2 V	6 V	- 40 C	+ 85 C	SMD/SMT		Reel, Cut Tape, MouseReel
Logic Gates Auto Cat Dual 4 Inp Positive AND Gates SN74HC21QDRQ1 Texas Instruments 1: $0.965 2,783In Stock	Mfr. Part # SN74HC21QDRQ1 Mouser Part # 595-SN74HC21QDRQ1	Texas Instruments	Logic Gates Auto Cat Dual 4 Inp Positive AND Gates Learn More about Texas Instruments ti sn74hc21 dual 4 input and gates	Datasheet	2,783In Stock	Cut Tape $0.965 $0.681 $0.612 $0.536 Reel $0.451 View $0.498 $0.491 $0.477 $0.426 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	AND	2 Gate	HC	8 Input	SOIC-14	2 Output	5.2 mA	- 5.2 mA	11 ns	2 V	6 V	- 40 C	+ 125 C	SMD/SMT	AEC-Q100	Reel, Cut Tape, MouseReel
Logic Gates Dual 4-Inp Pos-AND G ates A 595-SN74HC21 A 595-SN74HC21QPWRQ1 SN74HC21QPWRG4Q1 Texas Instruments 1: $1.17 423In Stock	Mfr. Part # SN74HC21QPWRG4Q1 Mouser Part # 595-SN74HC21QPWRG4Q1	Texas Instruments	Logic Gates Dual 4-Inp Pos-AND G ates A 595-SN74HC21 A 595-SN74HC21QPWRQ1 Learn More about Texas Instruments ti sn74hc21 dual 4 input and gates	Datasheet	423In Stock	Cut Tape $1.17 $0.818 $0.734 $0.641 Reel $0.51 View $0.598 $0.57 $0.56 $0.497 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	AND	2 Gate	HC	8 Input	TSSOP-14	2 Output	5.2 mA	- 5.2 mA	11 ns	2 V	6 V	- 40 C	+ 125 C	SMD/SMT	AEC-Q100	Reel, Cut Tape, MouseReel
Logic Gates Dual 4-input Positiv e-AND Gates A 595-S A 595-SN74HC21PW SN74HC21PWR Texas Instruments 1: $0.72 6,424Expected 2026-12-03	Mfr. Part # SN74HC21PWR Mouser Part # 595-SN74HC21PWR	Texas Instruments	Logic Gates Dual 4-input Positiv e-AND Gates A 595-S A 595-SN74HC21PW Learn More about Texas Instruments ti sn74hc21 dual 4 input and gates	Datasheet	6,424Expected 2026-12-03	Cut Tape $0.72 $0.498 $0.412 $0.387 View Reel $0.301 $0.357 $0.34 $0.325 $0.301 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	AND	2 Gate	HC	8 Input	TSSOP-14	2 Output	5.2 mA	- 5.2 mA	11 ns	2 V	6 V	- 40 C	+ 85 C	SMD/SMT		Reel, Cut Tape, MouseReel

SN74HC21/SN74HC21-Q1 Dual 4-Input AND Gates

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SN74HC21/SN74HC21-Q1 Dual 4-Input AND Gates

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