Commercial Extended Comparators 67

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Part	Manufacturer	Amplifier Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Maximum Negative Supply Voltage Limit	Maximum Input Offset Voltage	Maximum Average Bias Current (IIB)	Surface Mount	No. of Functions	Technology	Maximum Supply Current	Nominal Negative Supply Voltage (Vsup)	Packing Method	Nominal Supply Voltage / Vsup (V)	Power Supplies (V)	Package Style (Meter)	Package Equivalence Code	Sub-Category	Maximum Supply Voltage Limit	Terminal Pitch	Maximum Operating Temperature	Maximum Bias Current (IIB) @25C	Nominal Response Time	Output Type	Minimum Operating Temperature	Terminal Finish	Terminal Position	JESD-30 Code	Moisture Sensitivity Level (MSL)	Maximum Seated Height	Width	Qualification	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length
HA9P4905-5Z	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	16	SOP	Rectangular	Plastic/Epoxy		10 mV	300 nA	Yes	4			-15 V	Tube	15 V		Small Outline		Comparators	33 V	0.05 in (1.27 mm)	75 °C (167 °F)		180 ns	Open-Drain	0 °C (32 °F)	Matte Tin	Dual	R-PDSO-G16	3	0.104 in (2.65 mm)	0.295 in (7.5 mm)		e3	30 s	260 °C (500 °F)	0.406 in (10.3 mm)
UPC311G2-E1	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		10 mV		Yes	1	BIPOLAR	7.5 mA	-15 V		15 V	±15 V	Small Outline	SOP8,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)	250 nA	200 ns		-20 °C (-4 °F)		Dual	R-PDSO-G8				No
UPC393G2-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		5 mV	250 nA	Yes	2	BIPOLAR				5 V	5 V	Small Outline	SOP8,.25	Comparators	36 V	0.05 in (1.27 mm)	80 °C (176 °F)		1.3 µs	Open-Collector	-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G8		0.071 in (1.8 mm)	0.173 in (4.4 mm)	No	e6	10 s	260 °C (500 °F)	0.205 in (5.2 mm)
UPC379A	Renesas Electronics	Comparator	Commercial Extended	Wire	10		Round	Metal					2	BIPOLAR						Cylindrical	CAN10,.23	Comparators			80 °C (176 °F)				-20 °C (-4 °F)	Tin/Lead	Bottom	O-MBCY-W10				No	e0
M51924P	Renesas Electronics	Comparator	Commercial Extended	Through-Hole	14	DIP	Rectangular	Plastic/Epoxy		5 mV	150 nA	No	4	BIPOLAR	5 mA			12 V	2.5/28 V	In-Line	DIP14,.3	Comparators	28 V	0.1 in (2.54 mm)	75 °C (167 °F)			Open-Collector	-20 °C (-4 °F)		Dual	R-PDIP-T14		0.177 in (4.5 mm)	0.3 in (7.62 mm)	No				0.748 in (19 mm)
UPC393G2-E2	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		5 mV		Yes	2		1 mA			5 V	5 V	Small Outline	SOP8,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)		1.3 µs		-20 °C (-4 °F)		Dual	R-PDSO-G8				No
UPC339G25-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		2.5 mV		Yes	4	BIPOLAR	2 mA			5 V	5 V	Small Outline	SOP14,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)	60 nA	1.3 µs		-20 °C (-4 °F)		Dual	R-PDSO-G14				No
UPC339G2-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy	0 V	5 mV	250 nA	Yes	4	BIPOLAR	2 mA	0 V	Tape And Reel, Embosed	5 V	5 V	Small Outline	SOP14,.25	Comparators	36 V	0.05 in (1.27 mm)	80 °C (176 °F)	250 nA	1.3 µs	Open-Collector	-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G14		0.071 in (1.8 mm)	0.173 in (4.4 mm)	No	e6	10 s	260 °C (500 °F)	0.402 in (10.2 mm)
UPC339C	Renesas Electronics	Comparator	Commercial Extended	Through-Hole	14	DIP	Rectangular	Plastic/Epoxy	-16 V	5 mV	25 nA	No	4	BIPOLAR	2 mA			5 V	5 V	In-Line	DIP14,.3	Comparators	16 V	0.1 in (2.54 mm)	80 °C (176 °F)	250 nA	1.3 µs	Open-Collector	-20 °C (-4 °F)	Tin Lead	Dual	R-PDIP-T14		0.177 in (4.5 mm)	0.3 in (7.62 mm)	No	e0			0.757 in (19.22 mm)
UPC319G2-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy	-18 V	8 mV	1 uA	Yes	2	BIPOLAR		-15 V	Tape And Reel, Embosed	15 V	±15 V	Small Outline	SOP14,.25	Comparators	18 V	0.05 in (1.27 mm)	80 °C (176 °F)	1 uA	80 ns	Open-Collector	-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G14		0.071 in (1.8 mm)	0.173 in (4.4 mm)	No	e6	10 s	260 °C (500 °F)	0.402 in (10.2 mm)
HA17903FP	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		5 mV	250 nA	Yes	2	BIPOLAR	4 mA			5 V	5 V	Small Outline	SOP8,.25	Comparators	36 V	0.05 in (1.27 mm)	75 °C (167 °F)	250 nA	1.3 µs	Open-Collector	-20 °C (-4 °F)		Dual	R-PDSO-G8		0.08 in (2.03 mm)	0.173 in (4.4 mm)	No				0.191 in (4.85 mm)
HA3-4905-5	Renesas Electronics	Comparator	Commercial Extended	Through-Hole	16	DIP	Rectangular	Plastic/Epoxy		10 mV	300 nA	No	4			-15 V		15 V		In-Line		Comparators	33 V	0.1 in (2.54 mm)	75 °C (167 °F)		180 ns	Open-Drain	0 °C (32 °F)		Dual	R-PDIP-T16		0.21 in (5.33 mm)	0.3 in (7.62 mm)					0.755 in (19.17 mm)
UPC250A	Renesas Electronics	Comparator	Commercial Extended	Wire	8		Round	Metal					1	BIPOLAR						Cylindrical	CAN8,.2	Comparators			80 °C (176 °F)				-20 °C (-4 °F)	Tin/Lead	Bottom	O-MBCY-W8				No	e0
UPC393G2(5)	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		2.5 mV	60 nA	Yes	2	BIPOLAR				5 V		Small Outline		Comparators	36 V	0.05 in (1.27 mm)	80 °C (176 °F)		1.3 µs	Open-Collector	-20 °C (-4 °F)	Tin Lead	Dual	R-PDSO-G8		0.071 in (1.8 mm)	0.173 in (4.4 mm)		e0			0.205 in (5.2 mm)
EL2252CM	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	20		Rectangular	Plastic/Epoxy	-18 V	13 mV	21 uA	Yes	2			-15 V		15 V				Comparators	18 V		75 °C (167 °F)	16 uA	9 ns		0 °C (32 °F)		Dual	R-PDSO-G20
UPC393G2-E2-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		5 mV	250 nA	Yes	2	BIPOLAR				5 V		Small Outline		Comparators	36 V	0.05 in (1.27 mm)	80 °C (176 °F)		1.3 µs	Open-Collector	-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G8		0.071 in (1.8 mm)	0.173 in (4.4 mm)		e6			0.205 in (5.2 mm)
UPC319G2-E2-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		8 mV		Yes	2	BIPOLAR	12.5 mA	-15 V	Tape And Reel, Embosed	15 V	±15 V	Small Outline	SOP14,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)	1 uA	80 ns		-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G14				No	e6
EL2018CH	Renesas Electronics	Comparator	Commercial Extended	Wire	8		Round	Metal	-18 V	5 mV	500 nA	No	1	BIPOLAR		-15 V		15 V		Cylindrical		Comparators	18 V		75 °C (167 °F)		20 ns	3-State	0 °C (32 °F)		Bottom	O-MBCY-W8
UPC339G2(5)	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		2.5 mV		Yes	4	BIPOLAR	2 mA			5 V	5 V	Small Outline	SOP14,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)	60 nA	1.3 µs		-20 °C (-4 °F)		Dual	R-PDSO-G14				No
UPC393G2(5)-E2-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		2.5 mV	60 nA	Yes	2	BIPOLAR				5 V		Small Outline		Comparators	36 V	0.05 in (1.27 mm)	80 °C (176 °F)		1.3 µs	Open-Collector	-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G8		0.071 in (1.8 mm)	0.173 in (4.4 mm)		e6			0.205 in (5.2 mm)
UPC277D	Renesas Electronics	Comparator	Commercial Extended	Through-Hole	8	DIP	Rectangular	Ceramic		5 mV		No	2	BIPOLAR				5 V	5 V	In-Line	DIP8,.3	Comparators		0.1 in (2.54 mm)	80 °C (176 °F)				-20 °C (-4 °F)	Tin/Lead	Dual	R-XDIP-T8				No	e0
UPC393G25-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		5 mV		Yes	2		1 mA			5 V	5 V	Small Outline	SOP8,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)		1.3 µs		-20 °C (-4 °F)		Dual	R-PDSO-G8				No
UPC71A	Renesas Electronics	Comparator	Commercial Extended	Wire	8		Round	Metal					1	BIPOLAR					12,-6 V	Cylindrical	CAN8,.2	Comparators			80 °C (176 °F)				-20 °C (-4 °F)	Tin/Lead	Bottom	O-MBCY-W8				No	e0
HA17339-E	Renesas Electronics	Comparator	Commercial Extended	Through-Hole	14	DIP	Rectangular	Plastic/Epoxy		7 mV	250 nA	No	4	BIPOLAR				5 V		In-Line		Comparators	36 V	0.1 in (2.54 mm)	75 °C (167 °F)		1.3 µs	Open-Collector	-20 °C (-4 °F)	Nickel Palladium Gold	Dual	R-PDIP-T14	1	0.199 in (5.06 mm)	0.3 in (7.62 mm)	No	e4			0.756 in (19.2 mm)
UPC339G2-E1-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy	0 V	5 mV	250 nA	Yes	4	BIPOLAR	2 mA	0 V	Tape And Reel, Embosed	5 V	5 V	Small Outline	SOP14,.25	Comparators	36 V	0.05 in (1.27 mm)	80 °C (176 °F)	250 nA	1.3 µs	Open-Collector	-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G14		0.071 in (1.8 mm)	0.173 in (4.4 mm)	No	e6			0.402 in (10.2 mm)
UPC393C	Renesas Electronics	Comparator	Commercial Extended	Through-Hole	8	DIP	Rectangular	Plastic/Epoxy		5 mV	250 nA	No	2	BIPOLAR				5 V		In-Line		Comparators	36 V	0.1 in (2.54 mm)	80 °C (176 °F)		1.3 µs	Open-Collector	-20 °C (-4 °F)	Tin Lead	Dual	R-PDIP-T8		0.2 in (5.08 mm)	0.3 in (7.62 mm)		e0			0.4 in (10.16 mm)
HA17901P	Renesas Electronics	Comparator	Commercial Extended	Through-Hole	14	DIP	Rectangular	Plastic/Epoxy		7 mV	250 nA	No	4	BIPOLAR	2 mA			5 V	5/30 V	In-Line	DIP14,.3	Comparators	36 V	0.1 in (2.54 mm)	75 °C (167 °F)	250 nA	1.3 µs	Open-Collector	-20 °C (-4 °F)		Dual	R-PDIP-T14		0.199 in (5.06 mm)	0.3 in (7.62 mm)	No				0.756 in (19.2 mm)
HA17901FP-EL	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		7 mV		Yes	4					36 V		Small Outline		Comparators			75 °C (167 °F)		1.3 µs		-20 °C (-4 °F)		Dual	R-PDSO-G14				No
M5233FP	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		5 mV	250 nA	Yes	2	BIPOLAR	1 mA			5 V	12 V	Small Outline	SOP8,.25	Comparators	36 V	0.05 in (1.27 mm)	75 °C (167 °F)	250 nA	1.3 µs	Open-Collector	-20 °C (-4 °F)		Dual	R-PDSO-G8		0.075 in (1.9 mm)	0.173 in (4.4 mm)	No				0.197 in (5 mm)
HA17339F	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		7 mV	250 nA	Yes	4	BIPOLAR	2 mA			5 V	5 V	Small Outline	SOP14,.3	Comparators	36 V	0.05 in (1.27 mm)	75 °C (167 °F)	250 nA	1.3 µs	Open-Collector	-20 °C (-4 °F)		Dual	R-PDSO-G14		0.087 in (2.2 mm)	0.217 in (5.5 mm)	No				0.396 in (10.06 mm)
HA9P4905-5	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	16	SOP	Rectangular	Plastic/Epoxy		10 mV	300 nA	Yes	4			-15 V		15 V		Small Outline		Comparators	33 V	0.05 in (1.27 mm)	75 °C (167 °F)		180 ns	Open-Drain	0 °C (32 °F)		Dual	R-PDSO-G16		0.104 in (2.65 mm)	0.295 in (7.5 mm)					0.406 in (10.3 mm)
UPC319G2-E1	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		8 mV		Yes	2	BIPOLAR	12.5 mA	-15 V		15 V	±15 V	Small Outline	SOP14,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)	1 uA	80 ns		-20 °C (-4 °F)		Dual	R-PDSO-G14				No
HA17901FP	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		7 mV	250 nA	Yes	4	BIPOLAR	2 mA			5 V	5 V	Small Outline	SOP14,.3	Comparators	36 V	0.05 in (1.27 mm)	75 °C (167 °F)	250 nA	1.3 µs	Open-Collector	-20 °C (-4 °F)		Dual	R-PDSO-G14		0.087 in (2.2 mm)	0.217 in (5.5 mm)	No				0.396 in (10.06 mm)
UPC339G2-E1	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		5 mV		Yes	4	BIPOLAR	2 mA			5 V	5 V	Small Outline	SOP14,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)	250 nA	1.3 µs		-20 °C (-4 °F)		Dual	R-PDSO-G14				No
UPC319G2-E1-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		8 mV		Yes	2	BIPOLAR	12.5 mA	-15 V	Tape And Reel, Embosed	15 V	±15 V	Small Outline	SOP14,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)	1 uA	80 ns		-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G14				No	e6
M51924FP	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		5 mV	150 nA	Yes	4	BIPOLAR	5 mA			12 V	2.5/28 V	Small Outline	SOP14,.3	Comparators	28 V	0.05 in (1.27 mm)	75 °C (167 °F)			Open-Collector	-20 °C (-4 °F)		Dual	R-PDSO-G14		0.083 in (2.1 mm)	0.209 in (5.3 mm)	No				0.398 in (10.1 mm)
UPC339G2-E2-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		5 mV		Yes	4	BIPOLAR	2 mA		Tape And Reel, Embosed	5 V	5 V	Small Outline	SOP14,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)	250 nA	1.3 µs		-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G14				No	e6
HA17393F-EL	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		5 mV	250 nA	Yes	2	BIPOLAR	2 mA			5 V		Small Outline	SOP8,.25	Comparators	36 V	0.05 in (1.27 mm)	75 °C (167 °F)	250 nA	1.3 µs	Open-Collector	-20 °C (-4 °F)		Dual	R-PDSO-G8		0.08 in (2.03 mm)	0.173 in (4.4 mm)	No				0.191 in (4.85 mm)
UPC339G2(5)-E1	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		2.5 mV		Yes	4	BIPOLAR	2 mA			5 V	5 V	Small Outline	SOP14,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)	60 nA	1.3 µs		-20 °C (-4 °F)		Dual	R-PDSO-G14				No
UPC311G2-E1-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		10 mV		Yes	1	BIPOLAR	7.5 mA	-15 V		15 V	±15 V	Small Outline	SOP8,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)	250 nA	200 ns		-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G8				No	e6
HA17339	Renesas Electronics	Comparator	Commercial Extended	Through-Hole	14	DIP	Rectangular	Plastic/Epoxy		7 mV	250 nA	No	4	BIPOLAR	2 mA			5 V	5 V	In-Line	DIP14,.3	Comparators	36 V	0.1 in (2.54 mm)	75 °C (167 °F)	250 nA	1.3 µs	Open-Collector	-20 °C (-4 °F)		Dual	R-PDIP-T14	1	0.199 in (5.06 mm)	0.3 in (7.62 mm)	No				0.756 in (19.2 mm)
UPC339G2(5)-E1-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	14	SOP	Rectangular	Plastic/Epoxy		2.5 mV		Yes	4	BIPOLAR	2 mA		Tape And Reel, Embosed	5 V	5 V	Small Outline	SOP14,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)	60 nA	1.3 µs		-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G14				No	e6
UPC311G2-E2-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		10 mV		Yes	1	BIPOLAR	7.5 mA	-15 V		15 V	±15 V	Small Outline	SOP8,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)	250 nA	200 ns		-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G8				No	e6
UPC393G2(5)-E1-A	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		2.5 mV	60 nA	Yes	2	BIPOLAR				5 V		Small Outline		Comparators	36 V	0.05 in (1.27 mm)	80 °C (176 °F)		1.3 µs	Open-Collector	-20 °C (-4 °F)	Tin Bismuth	Dual	R-PDSO-G8		0.071 in (1.8 mm)	0.173 in (4.4 mm)		e6			0.205 in (5.2 mm)
HA17393	Renesas Electronics	Comparator	Commercial Extended	Through-Hole	8	DIP	Rectangular	Plastic/Epoxy		5 mV	250 nA	No	2	BIPOLAR	4 mA			5 V	5 V	In-Line	DIP8,.3	Comparators	36 V	0.1 in (2.54 mm)	75 °C (167 °F)	250 nA	1.3 µs	Open-Collector	-20 °C (-4 °F)		Dual	R-PDIP-T8		0.199 in (5.06 mm)	0.3 in (7.62 mm)	No				0.378 in (9.6 mm)
HA1-4905-5	Renesas Electronics	Comparator	Commercial Extended	Through-Hole	16	DIP	Rectangular	Ceramic, Metal-Sealed Cofired		10 mV	300 nA	No	4			-15 V		15 V		In-Line		Comparators	33 V	0.1 in (2.54 mm)	75 °C (167 °F)		180 ns	Open-Drain	0 °C (32 °F)	Tin Lead	Dual	R-CDIP-T16		0.2 in (5.08 mm)	0.3 in (7.62 mm)		e0			0.84 in (21.34 mm)
UPC393G2(5)-E1	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		5 mV		Yes	2		1 mA			5 V	5 V	Small Outline	SOP8,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)		1.3 µs		-20 °C (-4 °F)		Dual	R-PDSO-G8				No
UPC393G2(5)-E2	Renesas Electronics	Comparator	Commercial Extended	Gull Wing	8	SOP	Rectangular	Plastic/Epoxy		5 mV		Yes	2		1 mA			5 V	5 V	Small Outline	SOP8,.25	Comparators		0.05 in (1.27 mm)	80 °C (176 °F)		1.3 µs		-20 °C (-4 °F)		Dual	R-PDSO-G8				No

Comparators

Comparators are electronic circuits that compare two input voltages and output a voltage signal that indicates which of the inputs is larger. A comparator is similar to an operational amplifier (op-amp), but it is designed to operate with a limited range of voltage outputs (typically near the power supply rails) and with very high gain.

A comparator typically has two input terminals, a non-inverting (+) input and an inverting (-) input, and one output. When the voltage at the non-inverting input is greater than the voltage at the inverting input, the output of the comparator switches to its maximum positive voltage. Conversely, when the voltage at the inverting input is greater than the voltage at the non-inverting input, the output of the comparator switches to its maximum negative voltage.

Comparators are often used in applications where a precise measurement or detection of voltage level is required, such as in voltage reference circuits, level detectors, and waveform generators. They can also be used to implement digital logic circuits and are frequently used in A/D converters and motor control circuits.

It is worth noting that a comparator output can switch quickly between its high and low states, so they can be sensitive to noise and require careful circuit design to ensure proper operation. In addition, some comparators may include features such as hysteresis, which can help to reduce noise and ensure stable operation in the presence of small fluctuations in the input signals.