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SN74HCS21/SN74HCS21-Q1 Dual 4-Input AND Gate

Texas Instruments SN74HCS21/SN74HCS21-Q1 Dual 4-Input AND Gate contains two independent 4-input AND gates with Schmitt-trigger inputs. Each gate performs the Boolean function Y = A ● B ● C ● D in positive logic. The Texas Instruments SN74HCS21-Q1 devices are AEC-Q100 qualified for automotive applications.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	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	Packaging
	Logic Gates 2-ch 4-input 2-V to 6-V high-speed (12 SN74HCS21DR Texas Instruments 1: $0.67 2,437In Stock 5,000Expected 29/09/2026	Mfr. Part No. SN74HCS21DR Mouser Part No 595-SN74HCS21DR	Texas Instruments	Logic Gates 2-ch 4-input 2-V to 6-V high-speed (12 Learn More about Texas Instruments ti sn74hcs21 and gate	Datasheet	2,437In Stock 5,000Expected 29/09/2026	Cut Tape $0.67 $0.477 $0.429 $0.375 Reel $0.306 View $0.349 $0.334 $0.328 $0.298 MouseReel Available	Min.: 1 Mult.: 1 : 2,500			AND	2 Gate	HCS	8 Input	SOIC-14	2 Output	7.8 mA	- 7.8 mA	8 ns	2 V	6 V	- 40 C	+ 125 C	SMD/SMT	Reel, Cut Tape, MouseReel
	Logic Gates 2-ch 4-input 2-V to 6-V high-speed (12 SN74HCS21PWR Texas Instruments 1: $0.48 2,005In Stock 8,000Expected 22/10/2026	Mfr. Part No. SN74HCS21PWR Mouser Part No 595-SN74HCS21PWR	Texas Instruments	Logic Gates 2-ch 4-input 2-V to 6-V high-speed (12 Learn More about Texas Instruments ti sn74hcs21 and gate	Datasheet	2,005In Stock 8,000Expected 22/10/2026	Cut Tape $0.48 $0.339 $0.304 $0.264 Reel $0.215 View $0.245 $0.233 $0.225 $0.209 MouseReel Available	Min.: 1 Mult.: 1 : 2,000			AND	2 Gate	HCS	8 Input	TSSOP-14	2 Output	7.8 mA	- 7.8 mA	8 ns	2 V	6 V	- 40 C	+ 125 C	SMD/SMT	Reel, Cut Tape, MouseReel
	Logic Gates Automotive 2-ch 4- i nput 2-V to 6-V hig SN74HCS21QDRQ1 Texas Instruments 1: $0.85 3,105In Stock	Mfr. Part No. SN74HCS21QDRQ1 Mouser Part No 595-SN74HCS21QDRQ1	Texas Instruments	Logic Gates Automotive 2-ch 4- i nput 2-V to 6-V hig Learn More about Texas Instruments ti sn74hcs21 and gate	Datasheet	3,105In Stock	Cut Tape $0.85 $0.606 $0.546 $0.479 View Reel $0.383 $0.447 $0.428 $0.426 $0.383 MouseReel Available	Min.: 1 Mult.: 1 : 2,500			AND	2 Gate	HCS	8 Input	SOIC-14	2 Output	7.8 mA	- 7.8 mA	8 ns	2 V	6 V	- 40 C	+ 125 C	SMD/SMT	Reel, Cut Tape, MouseReel
	Logic Gates Automotive 2-ch 4- i nput 2-V to 6-V hig SN74HCS21QPWRQ1 Texas Instruments 1: $0.85 2,102In Stock	Mfr. Part No. SN74HCS21QPWRQ1 Mouser Part No 595-SN74HCS21QPWRQ1	Texas Instruments	Logic Gates Automotive 2-ch 4- i nput 2-V to 6-V hig Learn More about Texas Instruments ti sn74hcs21 and gate	Datasheet	2,102In Stock	Cut Tape $0.85 $0.606 $0.546 $0.479 Reel $0.411 View $0.447 $0.428 $0.426 $0.388 MouseReel Available	Min.: 1 Mult.: 1 : 2,000			AND	2 Gate	HCS	8 Input	TSSOP-14	2 Output	7.8 mA	- 7.8 mA	8 ns	2 V	6 V	- 40 C	+ 125 C	SMD/SMT	Reel, Cut Tape, MouseReel