STMicroelectronics Logic Gates 2,398

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Part	Manufacturer	Logic IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Total Dose (V)	Package Body Material	Schmitt Trigger	Surface Mount	No. of Functions	Technology	Screening Level	No. of Inputs	Packing Method	Nominal Supply Voltage / Vsup (V)	Power Supplies (V)	Load Capacitance (CL)	Package Style (Meter)	Package Equivalence Code	Propagation Delay (tpd)	Maximum I (ol)	Sub-Category	Terminal Pitch	Maximum Operating Temperature	Output Characteristics	Minimum Operating Temperature	Terminal Finish	Terminal Position	JESD-30 Code	Moisture Sensitivity Level (MSL)	Maximum Supply Voltage (Vsup)	Maximum Seated Height	Width	Qualification	Minimum Supply Voltage (Vsup)	Maximum Power Supply Current (ICC)	Additional Features	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	Family
T74LS08C1	STMicroelectronics	AND GATE	COMMERCIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	NO	YES	4	TTL		2		5	5	15 pF	CHIP CARRIER	LDCC20,.4SQ	15 ns	8 Amp	Gates	1.27 mm	70 Cel		0 Cel	TIN LEAD	QUAD	S-PQCC-J20		5.25 V	4.57 mm	8.9662 mm	Not Qualified	4.75 V	8.8 mA		e0			8.9662 mm	LS
T74LS15B1	STMicroelectronics	AND GATE	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR		PLASTIC/EPOXY	NO	NO	3	TTL		3		5	5	15 pF	IN-LINE	DIP14,.3	35 ns	8 Amp	Gates	2.54 mm	70 Cel	OPEN-COLLECTOR	0 Cel	TIN LEAD	DUAL	R-PDIP-T14		5.25 V	5.1 mm	7.62 mm	Not Qualified	4.75 V	6.6 mA		e0				LS
M54HC133F1R	STMicroelectronics	NAND GATE	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	NO	1	CMOS		13		5	2/6	50 pF	IN-LINE	DIP16,.3	39 ns	4 Amp	Gates	2.54 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-GDIP-T16		6 V	5.08 mm	7.62 mm	Not Qualified	2 V			e0				HC/UH
M54HC00K	STMicroelectronics	NAND GATE	MILITARY	FLAT	14	DFP	RECTANGULAR	50k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	NO	YES	1	CMOS	ESCC9000	2		4.5	2/6	50 pF	FLATPACK	FL14,.3	110 ns	4 Amp	Gates	1.27 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-CDFP-F14		6 V	3.7 mm	6.91 mm	Not Qualified	2 V			e0			9.95 mm	HC/UH
M54HC14K	STMicroelectronics	INVERTER	MILITARY	FLAT	14	DFP	RECTANGULAR	50k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	YES	YES	6	CMOS	ESCC9000	1		4.5	2/6	50 pF	FLATPACK	FL14,.3	190 ns	4 Amp	Gates	1.27 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-CDFP-F14		6 V		6.91 mm	Not Qualified	2 V			e0			9.95 mm	HC/UH
74V1G07CTR	STMicroelectronics	BUFFER	MILITARY	GULL WING	5	TSSOP	RECTANGULAR		PLASTIC/EPOXY	NO	YES	1	CMOS		1	TR	3.3	2/5.5	50 pF	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP6,.08	12.5 ns	4 Amp	Gates	.65 mm	125 Cel	OPEN-DRAIN	-55 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	R-PDSO-G5	1	5.5 V	1.1 mm	1.25 mm	Not Qualified	2 V			e4	30	260	2 mm	74V
HCC4071BF	STMicroelectronics	OR GATE	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	NO	4	CMOS		2		5	3/18	50 pF	IN-LINE	DIP14,.3	250 ns		Gates	2.54 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-GDIP-T14		18 V	5.08 mm	7.62 mm	Not Qualified	3 V			e0			19.43 mm	4000/14000/40000
74V1G02C	STMicroelectronics	NOR GATE	MILITARY	GULL WING	5	TSSOP	RECTANGULAR		PLASTIC/EPOXY	NO	YES	1	CMOS		2		3.3	2/5.5	50 pF	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP6,.08	11.5 ns	4 Amp	Gates	.65 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-PDSO-G5		5.5 V	1.1 mm	1.25 mm	Not Qualified	2 V			e0			2 mm	74V
HCC4009UBF	STMicroelectronics	INVERTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	NO	6	CMOS		1		5	3/18	50 pF	IN-LINE	DIP16,.3	60 ns		Gates	2.54 mm	125 Cel	OPEN-DRAIN	-55 Cel	TIN LEAD	DUAL	R-GDIP-T16		18 V	5.08 mm	7.62 mm	Not Qualified	3 V		HIGH TO LOW LEVEL TRANSLATOR	e0			19.43 mm	4000/14000/40000
74V1G32STR	STMicroelectronics	OR GATE	MILITARY	GULL WING	5	LSSOP	RECTANGULAR		PLASTIC/EPOXY	NO	YES	1	CMOS		2	TR	3.3	2/5.5	50 pF	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	TSOP5/6,.11,37	12 ns	4 Amp	Gates	.95 mm	125 Cel		-55 Cel	Matte Tin (Sn) - annealed	DUAL	R-PDSO-G5	1	5.5 V	1.45 mm	1.625 mm	Not Qualified	2 V			e3	30	260	2.9 mm	74V
M54HC05F1R	STMicroelectronics	INVERTER	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	NO	6	CMOS		1		5	2/6	50 pF	IN-LINE	DIP14,.3	27 ns	4 Amp	Gates	2.54 mm	125 Cel	OPEN-DRAIN	-55 Cel	TIN LEAD	DUAL	R-GDIP-T14		6 V	5.08 mm	7.62 mm	Not Qualified	2 V			e0				HC/UH
T74LS12D1	STMicroelectronics	NAND GATE	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED		NO	3	TTL		3		5		15 pF	IN-LINE		28 ns			2.54 mm	70 Cel	OPEN-COLLECTOR	0 Cel		DUAL	R-GDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	3.3 mA						LS
M54HCT32F1R	STMicroelectronics	OR GATE	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	NO	4	CMOS		2		5	5	50 pF	IN-LINE	DIP14,.3	32 ns	4 Amp	Gates	2.54 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-GDIP-T14		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V			e0				HCT
M54HC02DG	STMicroelectronics	NOR GATE		THROUGH-HOLE	14	DIP	RECTANGULAR	50k Rad(Si)	CERAMIC, GLASS-SEALED	NO	NO	4	CMOS		2					IN-LINE	DIP14,.3				2.54 mm	125 Cel		-55 Cel		DUAL	R-GDIP-T14		6 V	2.54 mm	7.62 mm		2 V						19 mm	HC
HCC4002BF	STMicroelectronics	NOR GATE	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	NO	2	CMOS		4		5	3/18	50 pF	IN-LINE	DIP14,.3	250 ns		Gates	2.54 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-GDIP-T14		18 V	5.08 mm	7.62 mm	Not Qualified	3 V			e0				4000/14000/40000
920111902F	STMicroelectronics	XOR GATE	MILITARY	FLAT	14	DFP	RECTANGULAR	50k Rad(Si)	CERAMIC	NO	YES	4	CMOS		2	STRIP PACK	5			FLATPACK	FL14,.2				1.27 mm	125 Cel		-55 Cel		DUAL	R-CDFP-F14		6 V	2.33 mm	6.91 mm		2 V		SEATED HT-CALCULATED				9.95 mm	HC/UH
HCC4019BD	STMicroelectronics	AND-OR GATE	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	100k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	NO	NO	4	CMOS	ESCC9000	2		5	5/15		IN-LINE	DIP16,.3	300 ns		Gates	2.54 mm	125 Cel		-55 Cel		DUAL	R-CDIP-T16		18 V		7.62 mm	Not Qualified	3 V		LG-MAX				19.2 mm	4000/14000/40000
74V2T14STR	STMicroelectronics	INVERTER	MILITARY	GULL WING	8	LSSOP	RECTANGULAR		PLASTIC/EPOXY	YES	YES	3	CMOS		1	TR	5	5		SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	TSSOP8,.1	11.5 ns	8 Amp	Gates	.65 mm	125 Cel		-55 Cel		DUAL	R-PDSO-G8	1	5.5 V	1.45 mm	1.625 mm	Not Qualified	4.5 V						2.9 mm	74V
74V2G132CTR	STMicroelectronics	NAND GATE	MILITARY	GULL WING	8	TSSOP	RECTANGULAR		PLASTIC/EPOXY	YES	YES	2	CMOS		2	TR	3.3	2/5.5	50 pF	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP8,.09,20	13 ns	4 Amp	Gates	.5 mm	125 Cel		-55 Cel		DUAL	R-PDSO-G8		5.5 V	1.1 mm	1.25 mm	Not Qualified	2 V						2 mm	74V
M54HC132F1R	STMicroelectronics	NAND GATE	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	YES	NO	4	CMOS		2		5	2/6	50 pF	IN-LINE	DIP14,.3	32 ns	4 Amp	Gates	2.54 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-GDIP-T14		6 V	5.08 mm	7.62 mm	Not Qualified	2 V			e0				HC/UH
74V1T03CTR	STMicroelectronics	NAND GATE	MILITARY	GULL WING	5	TSSOP	RECTANGULAR		PLASTIC/EPOXY	NO	YES	1	CMOS		2	TR	5	5	50 pF	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP6,.08	10 ns	8 Amp	Gates	.65 mm	125 Cel	OPEN-DRAIN	-55 Cel	MATTE TIN	DUAL	R-PDSO-G5	1	5.5 V	1.1 mm	1.25 mm	Not Qualified	4.5 V			e3			2 mm	74V
74V1T05S	STMicroelectronics	INVERTER	MILITARY	GULL WING	5	LSSOP	RECTANGULAR		PLASTIC/EPOXY	NO	YES	1	CMOS		1		5	5	50 pF	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	TSOP5/6,.11,37	10 ns	8 Amp	Gates	.95 mm	125 Cel	OPEN-DRAIN	-55 Cel	TIN LEAD	DUAL	R-PDSO-G5		5.5 V	1.45 mm	1.625 mm	Not Qualified	4.5 V			e0			2.9 mm	74V
HCC40107BK	STMicroelectronics	NAND GATE	MILITARY	FLAT	14	DFP	RECTANGULAR	100k Rad(Si)	CERAMIC	NO	YES	2	CMOS	ESCC9000	2		5	5/15		FLATPACK	FL14,.3			Gates	1.27 mm	125 Cel	OPEN-DRAIN	-55 Cel		DUAL	R-XDFP-F14		20 V			Not Qualified	3 V
T74LS02C1	STMicroelectronics	NOR GATE	COMMERCIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY		YES	4	TTL		2		5		15 pF	CHIP CARRIER		15 ns			1.27 mm	70 Cel		0 Cel		QUAD	S-PQCC-J20		5.25 V	4.57 mm	8.9662 mm	Not Qualified	4.75 V	5.4 mA					8.9662 mm	LS
HCC4048BK	STMicroelectronics		MILITARY	FLAT	16	DFP	RECTANGULAR		CERAMIC	NO	YES		CMOS					5/15	50 pF	FLATPACK	FL16,.3			Gates	1.27 mm	125 Cel	3-STATE	-55 Cel		DUAL	R-XDFP-F16					Not Qualified
HCC4001BDT	STMicroelectronics	NOR GATE		THROUGH-HOLE	14	DIP	RECTANGULAR	100k Rad(Si)	CERAMIC, GLASS-SEALED	NO	NO	4	CMOS		2		5			IN-LINE	DIP14,.3				2.54 mm	125 Cel		-55 Cel		DUAL	R-GDIP-T14		15 V	2.54 mm	7.62 mm		3 V				NOT SPECIFIED	NOT SPECIFIED	19 mm	HC
HCC4030BKT	STMicroelectronics	XOR GATE		FLAT	14	DFP	RECTANGULAR	100k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	NO	YES	4	CMOS		2					FLATPACK	FL14,.3				1.27 mm	125 Cel		-55 Cel		DUAL	R-CDFP-F14		20 V	2.33 mm	6.91 mm		3 V		SEATED HT-CALCULATED				9.95 mm	4000/14000/40000
M54HC20KT	STMicroelectronics	NAND GATE														TR
T74LS27C1	STMicroelectronics	NOR GATE	COMMERCIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY		YES	3	TTL		3		5		15 pF	CHIP CARRIER		15 ns			1.27 mm	70 Cel		0 Cel		QUAD	S-PQCC-J20		5.25 V	4.57 mm	8.9662 mm	Not Qualified	4.75 V	6.8 mA					8.9662 mm	LS
M54HC4049F1	STMicroelectronics	INVERTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, METAL-SEALED COFIRED	NO	NO	6	CMOS		1		5	2/6	50 pF	IN-LINE	DIP16,.3	100 ns	6 Amp	Gates	2.54 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-CDIP-T16		6 V			Not Qualified	2 V			e0				HC/UH
T74LS11C1	STMicroelectronics	AND GATE	COMMERCIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY		YES	3	TTL		3		5		15 pF	CHIP CARRIER		20 ns			1.27 mm	70 Cel		0 Cel		QUAD	S-PQCC-J20		5.25 V	4.57 mm	8.9662 mm	Not Qualified	4.75 V	6.6 mA					8.9662 mm	LS
M54HC21KG	STMicroelectronics	AND GATE		FLAT	14	DFP	RECTANGULAR	50k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	NO	YES	2	CMOS		4					FLATPACK	FL14,.3				1.27 mm	125 Cel		-55 Cel		DUAL	R-CDFP-F14		6 V	2.33 mm	6.91 mm		2 V						9.95 mm	HC
HCC4019BK1	STMicroelectronics	AND-OR GATE		FLAT	16	DFP	RECTANGULAR	100k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	NO	YES	4	CMOS				5			FLATPACK	FL16,.3				1.27 mm	125 Cel		-55 Cel		DUAL	R-CDFP-F16		15 V	2.38 mm	6.91 mm		3 V						9.94 mm	HC
M54HC11KT	STMicroelectronics	AND GATE		FLAT	14	DFP	RECTANGULAR	50k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	NO	YES	3	CMOS		3					FLATPACK	FL14,.3				1.27 mm	125 Cel		-55 Cel		DUAL	R-CDFP-F14		6 V	2.33 mm	6.91 mm		2 V						9.95 mm	HC
74V1G07S	STMicroelectronics	BUFFER	MILITARY	GULL WING	5	LSSOP	RECTANGULAR		PLASTIC/EPOXY	NO	YES	1	CMOS		1		3.3	2/5.5	50 pF	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	TSOP5/6,.11,37	12.5 ns	4 Amp	Gates	.95 mm	125 Cel	OPEN-DRAIN	-55 Cel	TIN LEAD	DUAL	R-PDSO-G5		5.5 V	1.45 mm	1.625 mm	Not Qualified	2 V			e0			2.9 mm	74V
T74LS132B1	STMicroelectronics	NAND GATE	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR		PLASTIC/EPOXY	YES	NO	4	TTL		2		5	5	15 pF	IN-LINE	DIP14,.3	22 ns	8 Amp	Gates	2.54 mm	70 Cel		0 Cel	TIN LEAD	DUAL	R-PDIP-T14		5.25 V	5.1 mm	7.62 mm	Not Qualified	4.75 V	14 mA		e0				LS
M54HC4002F1R	STMicroelectronics	NOR GATE	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	NO	2	CMOS		4		5	2/6	50 pF	IN-LINE	DIP14,.3	30 ns	4 Amp	Gates	2.54 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-GDIP-T14		6 V	5.08 mm	7.62 mm	Not Qualified	2 V			e0				HC/UH
74V1T70CTR	STMicroelectronics	BUFFER	MILITARY	GULL WING	5	TSSOP	RECTANGULAR		PLASTIC/EPOXY	NO	YES	1	CMOS		1	TR	5	5	50 pF	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP5/6,.08	8.5 ns	8 Amp	Gates	.65 mm	125 Cel		-55 Cel	Matte Tin (Sn)	DUAL	R-PDSO-G5	1	5.5 V	1.1 mm	1.25 mm	Not Qualified	4.5 V			e3	30	260	2 mm	74V
920104304B	STMicroelectronics	NAND GATE	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR	100k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	NO	NO	4	CMOS		2	STRIP PACK	5			IN-LINE	DIP14,.3				2.54 mm	125 Cel		-55 Cel		DUAL	R-CDIP-T14		20 V	3.7 mm	7.62 mm		3 V						19 mm	4000/14000/40000
74V1T14C	STMicroelectronics	INVERTER	MILITARY	GULL WING	5	TSSOP	RECTANGULAR		PLASTIC/EPOXY	YES	YES	1	CMOS		1		5	5	50 pF	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP6,.08	11.5 ns	8 Amp	Gates	.65 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-PDSO-G5		5.5 V	1.1 mm	1.25 mm	Not Qualified	4.5 V			e0			2 mm	74V
74LCX00YMTR	STMicroelectronics	NAND GATE	INDUSTRIAL	GULL WING	14	SOP	RECTANGULAR		PLASTIC/EPOXY	NO	YES	4	CMOS	AEC-Q100	2	TR	3	3.3	50 pF	SMALL OUTLINE	SOP14,.25	5.1 ns	24 Amp	Gates	1.27 mm	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	R-PDSO-G14	1	3.6 V	1.75 mm	3.9 mm	Not Qualified	2 V			e4	40	260	8.65 mm	LVC/LCX/Z
M54HC132F1	STMicroelectronics	NAND GATE	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	YES	NO	4	CMOS		2		5	2/6	50 pF	IN-LINE	DIP14,.3	38 ns	4 Amp	Gates	2.54 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-GDIP-T14		6 V	5 mm	7.62 mm	Not Qualified	2 V			e0				HC/UH
T54LS14D2	STMicroelectronics	INVERTER	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR		CERAMIC	YES	NO		TTL				5	5		IN-LINE	DIP14,.3			Gates	2.54 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-XDIP-T14					Not Qualified				e0
M54HC04D	STMicroelectronics	INVERTER	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR	50k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	NO	NO	6	CMOS	ESCC9000	1		4.5	2/6	50 pF	IN-LINE	DIP14,.3	145 ns	4 Amp	Gates	2.54 mm	125 Cel		-55 Cel	TIN LEAD	DUAL	R-CDIP-T14		6 V	3.7 mm	7.62 mm	Not Qualified	2 V			e0			19 mm	HC/UH
LEOAC14PT-D	STMicroelectronics	INVERTER		GULL WING	20	TSSOP	RECTANGULAR	50k Rad(Si)	PLASTIC/EPOXY	YES	YES	6	CMOS	AEC-Q100	1	TR	3		50 pF	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP20,.25	16 ns	24 Amp		.65 mm	125 Cel		-40 Cel		DUAL	R-PDSO-G20		6 V	1.2 mm	4.4 mm		2 V						6.5 mm	AC
HCC4046BD	STMicroelectronics
HCC4081BKT	STMicroelectronics	AND GATE	MILITARY	FLAT	14	DFP	RECTANGULAR	100k Rad(Si)	CERAMIC, METAL-SEALED COFIRED		YES	4	CMOS		2	TR	5			FLATPACK					1.27 mm	125 Cel		-55 Cel		DUAL	R-CDFP-F14		20 V	2.33 mm	6.91 mm		3 V		SEATED HT CALCULATED				9.95 mm	4000/14000/40000
T74LS54C1	STMicroelectronics	AND-OR-INVERT GATE	COMMERCIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY		YES	1	TTL		10		5		15 pF	CHIP CARRIER		20 ns			1.27 mm	70 Cel		0 Cel		QUAD	S-PQCC-J20		5.25 V	4.57 mm	8.9662 mm	Not Qualified	4.75 V	2 mA					8.9662 mm	LS

Logic Gates

Logic gates are electronic circuits that perform basic logical operations on one or more inputs to produce a single output. They are the building blocks of digital circuits and are used to implement digital logic functions, such as AND, OR, NOT, XOR, and NAND.

Logic gates are designed using various technologies, including transistor-transistor logic (TTL), complementary metal-oxide-semiconductor (CMOS), and field-programmable gate arrays (FPGAs). They can be classified into three main types based on their operation: combinational logic gates, sequential logic gates, and programmable logic gates.

Combinational logic gates are logic gates that produce an output based solely on the current input values. These gates include the AND gate, OR gate, NOT gate, XOR gate, and NAND gate. The output of a combinational logic gate depends on the input values and the logic function implemented by the gate.

Sequential logic gates are logic gates that have memory elements and can store information. These gates include the SR flip-flop, D flip-flop, JK flip-flop, and T flip-flop. The output of a sequential logic gate depends on the current input values and the previous state of the gate.

Programmable logic gates are logic gates that can be programmed to implement different logic functions. These gates include programmable logic arrays (PLAs), programmable array logic (PALs), and field-programmable gate arrays (FPGAs). Programmable logic gates can be reprogrammed to adapt to changing system requirements.

Logic gates are used in various applications, including digital signal processing, control systems, and memory systems. They are essential components of digital systems and can be found in many electronic devices, such as computers, mobile phones, and digital cameras.