FPGAs

Name	Manufacturer	Pricing(USD)	Quantity	Datasheet	Factory Lead Time	Lifecycle Status	Mount	Packaging	Published	Series	Pbfree Code	Part Status	Moisture Sensitivity Level (MSL)	Number of Terminations	ECCN Code	Max Operating Temperature	Min Operating Temperature	Operating Supply Voltage	Length	RoHS Status	Lead Free	Radiation Hardening	Number of Pins	Additional Feature	Package / Case	Max Supply Voltage	Reach Compliance Code	Min Supply Voltage	Frequency	Height	Width	Mounting Type	Weight	Operating Temperature	Technology	Height Seated (Max)	HTS Code	Packing Method	JESD-609 Code	Terminal Finish	Terminal Position	Terminal Form	Peak Reflow Temperature (Cel)	Supply Voltage	Time@Peak Reflow Temperature-Max (s)	Base Part Number	Pin Count	Temperature Grade	Surface Mount	Terminal Pitch	JESD-30 Code	Subcategory	Qualification Status	Power Supplies	Supply Voltage-Max (Vsup)	Number of Outputs	Propagation Delay	Turn On Delay Time	Supplier Device Package	Number of Inputs	Frequency (Max)	Memory Size	RAM Size	Number of I/O	Voltage - Supply	Organization	Clock Frequency	Number of Gates	Output Function	Number of Logic Blocks (LABs)	Number of Logic Elements/Cells	Speed Grade	Programmable Logic Type	Number of LABs/CLBs	Number of Logic Cells	Total RAM Bits	Combinatorial Delay of a CLB-Max	Number of CLBs	Number of Registers	Number of Equivalent Gates
1SG085HN3F43E3XG	Intel	0.0000	RFQ Min: 1 Mult: 1	download	12 Weeks					Stratix® 10 GX		Active	3 (168 Hours)												1760-BBGA, FCBGA							Surface Mount		0°C~100°C TJ																														688	0.82V~0.88V						850000			106250
LFE3-70EA-6LFN1156I	Lattice Semiconductor Corporation	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks		Surface Mount	Tray	2012	ECP3		Active	3 (168 Hours)		EAR99				35mm	ROHS3 Compliant	Lead Free		1156		1156-BBGA		not_compliant				35mm	Surface Mount		-40°C~100°C TJ		2.6mm	8542.39.00.01		e1	Tin/Silver/Copper (Sn/Ag/Cu)	BOTTOM	BALL	250	1.2V	30	LFE3-70				1mm		Field Programmable Gate Arrays	Not Qualified	1.2V		490							552.5kB	490	1.14V~1.26V		375MHz				67000		FIELD PROGRAMMABLE GATE ARRAY	8375		4526080	0.379 ns
M1A3P600-FFGG144	Actel	0.0000	RFQ Min: 1 Mult: 1										3 (168 Hours)	144		70°C	0°C	1.5V	13mm	RoHS Compliant		No			FBGA						13mm				CMOS	1.55mm			e1	TIN SILVER COPPER	BOTTOM	BALL	260	1.5V	40			COMMERCIAL	YES	1mm	S-PBGA-B144	Field Programmable Gate Arrays		1.5/3.3V	1.575V	97				97			13.5kB				350MHz						FIELD PROGRAMMABLE GATE ARRAY						13824	600000
10AX066K3F35E2LG	Intel	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks			Tray		Arria 10 GX		Active	3 (168 Hours)						35mm	RoHS Compliant					1152-BBGA, FCBGA						35mm	Surface Mount		0°C~100°C TJ	CMOS	3.5mm	8542.39.00.01				BOTTOM	BALL	NOT SPECIFIED	0.9V	NOT SPECIFIED				YES	1mm	S-PBGA-B1152	Field Programmable Gate Arrays	Not Qualified	0.9V		396				396				396	0.87V~0.93V						660000		FIELD PROGRAMMABLE GATE ARRAY	250540		49610752
5SGXMA7K2F40C1G	Intel	0.0000	RFQ Min: 1 Mult: 1									Active	3 (168 Hours)							RoHS Compliant																																																					FIELD PROGRAMMABLE GATE ARRAY
EP1K50TC144-3N	Intel	0.0000	RFQ Min: 1 Mult: 1	download				Tray		ACEX-1K®		Obsolete	3 (168 Hours)	144	3A991				20mm	RoHS Compliant					144-LQFP		compliant				20mm	Surface Mount		0°C~70°C TA	CMOS	1.6mm	8542.39.00.01		e3	Matte Tin (Sn)	QUAD	GULL WING	260	2.5V	40	EP1K50			YES	0.5mm	S-PQFP-G144	Field Programmable Gate Arrays	Not Qualified	2.52.5/3.3V		102	0.5 ns			102				102	2.375V~2.625V			199000	MIXED		2880		LOADABLE PLD	360		40960
LCMXO3L-1300E-5MG121C	Lattice Semiconductor Corporation	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks		Surface Mount	Tray	2016	MachXO3		Active	3 (168 Hours)	121	EAR99				6mm	ROHS3 Compliant			121		121-VFBGA		not_compliant				6mm	Surface Mount		0°C~85°C TJ		1mm	8542.39.00.01		e1	Tin/Silver/Copper (Sn/Ag/Cu)	BOTTOM	BALL	NOT SPECIFIED	1.2V	NOT SPECIFIED	LCMXO3L-1300				0.5mm													8kB	100	1.14V~1.26V						1280		FIELD PROGRAMMABLE GATE ARRAY	160		65536		160
5SGXEB6R3F43C3N	Intel	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks			Tray		Stratix® V GX		Active	3 (168 Hours)						42.5mm	RoHS Compliant					1760-BBGA, FCBGA						42.5mm	Surface Mount		0°C~85°C TJ	CMOS	3.4mm	8542.39.00.01				BOTTOM	BALL		0.85V		5SGXEB6			YES	1mm	S-PBGA-B1760	Field Programmable Gate Arrays	Not Qualified	0.851.52.52.5/31.2/3V		600				600				600	0.82V~0.88V	22540 CLBS					597000		FIELD PROGRAMMABLE GATE ARRAY	225400		53248000
XC4010E-3PQ160C	Xilinx Inc.	0.0000	RFQ Min: 1 Mult: 1	download			Surface Mount	Tray	1999	XC4000E/X	no	Obsolete	3 (168 Hours)	160					28mm	Non-RoHS Compliant	Contains Lead		160		160-BQFP		not_compliant				28mm	Surface Mount		0°C~85°C TJ	CMOS	4.1mm	8542.39.00.01		e0	Tin/Lead (Sn85Pb15)	QUAD	GULL WING	225	5V	30	XC4010E	160			0.65mm		Field Programmable Gate Arrays	Not Qualified	5V		160							1.6kB	129	4.75V~5.25V		125MHz	10000			950		FIELD PROGRAMMABLE GATE ARRAY	400	400	12800	2 ns	400		7000
5SGXEA5K1F40C2LN	Intel	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks			Tray		Stratix® V GX		Active	3 (168 Hours)						40mm	RoHS Compliant					1517-BBGA, FCBGA						40mm	Surface Mount		0°C~85°C TJ	CMOS	3.5mm	8542.39.00.01				BOTTOM	BALL		0.85V		5SGXEA5			YES	1mm	S-PBGA-B1517	Field Programmable Gate Arrays	Not Qualified	0.851.52.52.5/31.2/3V		696				696				696	0.82V~0.88V	18500 CLBS					490000		FIELD PROGRAMMABLE GATE ARRAY	185000		46080000
XC2S50E-6TQ144Q	Xilinx	0.0000	RFQ Min: 1 Mult: 1	download					2013			Discontinued	3 (168 Hours)	144						Non-RoHS Compliant							not_compliant								CMOS		8542.39.00.01		e0	Tin/Lead (Sn85Pb15)	QUAD	GULL WING							YES	0.5mm	S-PQFP-G144	Field Programmable Gate Arrays	Not Qualified	1.2/3.61.8V		98				102							357MHz	50000		384			FIELD PROGRAMMABLE GATE ARRAY		1728
XCKU115-L1FLVA1517I	Xilinx Inc.	0.0000	RFQ Min: 1 Mult: 1	download	10 Weeks			Bulk	2013	Kintex® UltraScale™		Active	2A (4 Weeks)		3A001.A.7.B				40mm	ROHS3 Compliant					1517-BBGA, FCBGA						40mm	Surface Mount		-40°C~100°C TJ	CMOS	4.09mm	8542.39.00.01	TRAY	e1	Tin/Silver/Copper (Sn/Ag/Cu)	BOTTOM	BALL	NOT SPECIFIED	0.9V	NOT SPECIFIED				YES	1mm	S-PBGA-B1517	Field Programmable Gate Arrays	Not Qualified	0.9V		624				624				624	0.880V~0.979V	5520 CLBS					1451100		FIELD PROGRAMMABLE GATE ARRAY	82920		77721600		5520
A54SX16A-FTQ144	Microsemi Corporation	0.0000	RFQ Min: 1 Mult: 1	download		OBSOLETE (Last Updated: 1 month ago)	Surface Mount	Tray	2007	SX-A		Obsolete	3 (168 Hours)	144				2.5V	20mm	Non-RoHS Compliant		No	144	16000 TYPICAL GATES AVAILABLE	144-LQFP				167MHz	1.4mm	20mm	Surface Mount	1.319103g	0°C~70°C TA	CMOS		8542.39.00.01		e0	Tin/Lead (Sn/Pb)	QUAD	GULL WING	225	2.5V	30	A54SX16A				0.5mm		Field Programmable Gate Arrays		2.53.3/5V		113	1.9 ns	1.9 ns						113	2.25V~5.25V			24000			1452		FIELD PROGRAMMABLE GATE ARRAY						990
EP1K100FC256-3N	Intel	2.7606	Add to Cart Min: 1 Mult: 1	download				Tray		ACEX-1K®		Obsolete	3 (168 Hours)	256	3A991				17mm	RoHS Compliant					256-BBGA		compliant				17mm	Surface Mount		0°C~70°C TA	CMOS	2.1mm	8542.39.00.01		e1	Tin/Silver/Copper (Sn/Ag/Cu)	BOTTOM	BALL	260	2.5V	40	EP1K100			YES	1mm	S-PBGA-B256	Field Programmable Gate Arrays	Not Qualified	2.52.5/3.3V		186	0.7 ns			186				186	2.375V~2.625V			257000	MIXED		4992		LOADABLE PLD	624		49152
EP3C25F324C6N	Intel	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks			Tray		Cyclone® III		Active	3 (168 Hours)	324	3A991				19mm	RoHS Compliant					324-BGA						19mm	Surface Mount		0°C~85°C TJ	CMOS	2.2mm	8542.39.00.01		e1	TIN SILVER COPPER	BOTTOM	BALL	260	1.2V	40	EP3C25			YES	1mm	R-PBGA-B324	Field Programmable Gate Arrays	Not Qualified			215				215				215	1.15V~1.25V		472.5MHz				24624		FIELD PROGRAMMABLE GATE ARRAY	1539		608256
10M25DAF256C8G	Intel	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks			Tray		MAX® 10		Active	3 (168 Hours)	256						RoHS Compliant					256-LBGA							Surface Mount		0°C~85°C TJ	CMOS		8542.39.00.01		e1	Tin/Silver/Copper (Sn/Ag/Cu)	BOTTOM	BALL	NOT SPECIFIED	1.2V	NOT SPECIFIED				YES	1mm	S-PBGA-B256	Field Programmable Gate Arrays	Not Qualified	1.2V		178				178				178	1.15V~1.25V						25000		FIELD PROGRAMMABLE GATE ARRAY	1563		691200
EP4CE75F29C9LN	Intel	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks			Tray		Cyclone® IV E		Active	3 (168 Hours)	780					29mm	RoHS Compliant					780-BGA						29mm	Surface Mount		0°C~85°C TJ		2.4mm	8542.39.00.01		e1	Tin/Silver/Copper (Sn/Ag/Cu)	BOTTOM	BALL	245	1V	40	EP4CE75			YES	1mm	S-PBGA-B780	Field Programmable Gate Arrays	Not Qualified	11.2/3.32.5V		429				429				426	0.97V~1.03V		265MHz				75408		FIELD PROGRAMMABLE GATE ARRAY	4713		2810880
T13F169C4	Efinix, Inc.	0.0000	RFQ Min: 1 Mult: 1	download	4 Weeks			Tray				Active	3 (168 Hours)							ROHS3 Compliant					169-VFBGA							Surface Mount		0°C~85°C TJ																														73	1.15V~1.25V						12828					744489
10AX066N2F40I1HG	Intel	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks			Tray		Arria 10 GX		Active	3 (168 Hours)							RoHS Compliant					1517-BBGA, FCBGA							Surface Mount		-40°C~100°C TJ																														588	0.87V~0.98V						660000			250540		49610752
XCV400E-7FG676I	Xilinx Inc.	0.0000	RFQ Min: 1 Mult: 1	download			Surface Mount	Tray	1999	Virtex®-E	no	Obsolete	3 (168 Hours)	676	3A991.D			1.8V		Non-RoHS Compliant	Contains Lead	No	676		676-BBGA, FCBGA							Surface Mount		-40°C~100°C TJ	CMOS	2.6mm	8542.39.00.01		e0		BOTTOM	BALL	225	1.8V	30	XCV400E	676			1mm		Field Programmable Gate Arrays				404							20kB	404	1.71V~1.89V		400MHz	569952			10800	7	FIELD PROGRAMMABLE GATE ARRAY	2400		163840	0.42 ns			129600
XC4VLX25-12FFG676C	Xilinx Inc.	0.0000	RFQ Min: 1 Mult: 1	download			Surface Mount	Tray	1999	Virtex®-4 LX		Obsolete	4 (72 Hours)	676					27mm	RoHS Compliant					676-BBGA, FCBGA		unknown				27mm	Surface Mount		0°C~85°C TJ	CMOS	3mm	8542.39.00.01		e1	Tin/Silver/Copper (Sn95.5Ag4.0Cu0.5)	BOTTOM	BALL		1.2V		XC4VLX25	676			1mm	S-PBGA-B676	Field Programmable Gate Arrays	Not Qualified			448				448			162kB	448	1.14V~1.26V		1205MHz				24192		FIELD PROGRAMMABLE GATE ARRAY	2688		1327104
MPF10K130EFC484XBB	Intel	0.0000	RFQ Min: 1 Mult: 1					Tray				Obsolete	3 (168 Hours)
10AX022E4F27E3SG	Intel	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks			Tray		Arria 10 GX		Active	3 (168 Hours)	672					27mm	RoHS Compliant					672-BBGA, FCBGA						27mm	Surface Mount		0°C~100°C TJ	CMOS	3.25mm	8542.39.00.01				BOTTOM	BALL	NOT SPECIFIED	0.9V	NOT SPECIFIED				YES	1mm	S-PBGA-B672	Field Programmable Gate Arrays	Not Qualified	0.9V		240				240				240	0.87V~0.98V						220000		FIELD PROGRAMMABLE GATE ARRAY	80330		13752320
EP4CE115F23C8N	Intel	131.3730	Add to Cart Min: 1 Mult: 1	download	8 Weeks			Tray		Cyclone® IV E		Active	3 (168 Hours)	484	3A001.A.7.A				23mm	RoHS Compliant					484-BGA						23mm	Surface Mount		0°C~85°C TJ		2.4mm	8542.39.00.01		e1	Tin/Silver/Copper (Sn/Ag/Cu)	BOTTOM	BALL	260	1.2V	40	EP4CE115			YES	1mm	S-PBGA-B484	Field Programmable Gate Arrays	Not Qualified	1.21.2/3.32.5V		283				283				280	1.15V~1.25V		472.5MHz				114480		FIELD PROGRAMMABLE GATE ARRAY	7155		3981312
EP3SL200H780I4LN	Intel	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks			Tray		Stratix® III L		Active	3 (168 Hours)	780	3A001.A.7.A				33mm	RoHS Compliant				IT CAN ALSO OPERATE FROM 1.05 TO 1.15V SUPPLY	780-BBGA, FCBGA						33mm	Surface Mount		-40°C~100°C TJ	CMOS	3.5mm	8542.39.00.01				BOTTOM	BALL		0.9V		EP3SL200			YES	1mm	S-PBGA-B780	Field Programmable Gate Arrays	Not Qualified	1.2/3.3V		488				488				488	0.86V~1.15V		717MHz				200000		FIELD PROGRAMMABLE GATE ARRAY	8000		10901504
T20F256I4	Efinix, Inc.	0.0000	RFQ Min: 1 Mult: 1	download	4 Weeks			Tray				Active	3 (168 Hours)							ROHS3 Compliant					256-TFBGA							Surface Mount		-40°C~100°C TJ																														195	1.15V~1.25V						19728					1069548
AGL125V2-VQG100I	Actel	0.0000	RFQ Min: 1 Mult: 1	download		IN PRODUCTION (Last Updated: 1 month ago)	Surface Mount		2012				3 (168 Hours)	100		85°C	-40°C	1.5V	14mm	RoHS Compliant	Lead Free	No	100		TQFP	1.575V		1.14V		1mm	14mm				CMOS				e3		QUAD	GULL WING	260	1.2V	40			INDUSTRIAL		0.5mm		Field Programmable Gate Arrays				71					892.86MHz	4.5kB	4.5kB	71				125000			3072		FIELD PROGRAMMABLE GATE ARRAY
XC4025E-4PG299C	Xilinx Inc.	0.0000	RFQ Min: 1 Mult: 1	download			Surface Mount	Tray	1999	XC4000E/X		Obsolete	3 (168 Hours)	299					52.324mm	Non-RoHS Compliant	Contains Lead		299		299-BCPGA		unknown				52.324mm	Through Hole		0°C~85°C TJ	CMOS	4.318mm	8542.39.00.01				PERPENDICULAR	PIN/PEG		5V		XC4025E	299			2.54mm		Field Programmable Gate Arrays	Not Qualified	5V		256							4kB	256	4.75V~5.25V		111MHz	25000			2432		FIELD PROGRAMMABLE GATE ARRAY	1024		32768	2.7 ns			15000
LFECP20E-4FN484I	Lattice Semiconductor Corporation	0.0000	RFQ Min: 1 Mult: 1	download			Surface Mount	Tray	2000	ECP	yes	Obsolete	3 (168 Hours)		EAR99			1.2V		RoHS Compliant	Lead Free	No	484		484-BBGA				378MHz			Surface Mount		-40°C~100°C TJ			8542.39.00.01									LFECP20	484															62.9kB	53kB	360	1.14V~1.26V						19700					434176
XC7VH580T-G2FLG1155E	Xilinx Inc.	0.0000	RFQ Min: 1 Mult: 1	download	13 Weeks		Surface Mount	Tray	2010	Virtex®-7 HT	yes	Active	4 (72 Hours)		3A001.A.7.B					ROHS3 Compliant					FCBGA		not_compliant					Surface Mount		0°C~100°C TJ			8542.39.00.01		e1	Tin/Silver/Copper (Sn/Ag/Cu)	BOTTOM	BALL	NOT SPECIFIED	1V	NOT SPECIFIED						S-PBGA-B1155								1155-FCBGA (35x35)				4.1MB	400	0.97V~1.03V						580480		FIELD PROGRAMMABLE GATE ARRAY	45350		34652160	0.61 ns

1SG085HN3F43E3XG Intel
FPGAs Stratix® 10 GX Series 1760-BBGA, FCBGA

Price: 0.0000
RFQ
LFE3-70EA-6LFN1156I Lattice Semiconductor Corporation
2.6mm mm FPGAs ECP3 Series 1156-BBGA 1mm mm

Price: 0.0000
RFQ
M1A3P600-FFGG144 Actel
1.5V V 1.55mm mm FPGAs FBGA 1mm mm 144

Price: 0.0000
RFQ
10AX066K3F35E2LG Intel
3.5mm mm FPGAs Arria 10 GX Series 1152-BBGA, FCBGA 1mm mm

Price: 0.0000
RFQ
5SGXMA7K2F40C1G Intel
FPGAs

Price: 0.0000
RFQ
EP1K50TC144-3N Intel
1.6mm mm FPGAs ACEX-1K? Series 144-LQFP 0.5mm mm 144

Price: 0.0000
RFQ
LCMXO3L-1300E-5MG121C Lattice Semiconductor Corporation
1mm mm FPGAs MachXO3 Series 121-VFBGA 0.5mm mm 121

Price: 0.0000
RFQ
5SGXEB6R3F43C3N Intel
3.4mm mm FPGAs Stratix® V GX Series 1760-BBGA, FCBGA 1mm mm

Price: 0.0000
RFQ
XC4010E-3PQ160C Xilinx Inc.
4.1mm mm FPGAs XC4000E/X Series 160-BQFP 0.65mm mm 160

Price: 0.0000
RFQ
5SGXEA5K1F40C2LN Intel
3.5mm mm FPGAs Stratix® V GX Series 1517-BBGA, FCBGA 1mm mm

Price: 0.0000
RFQ
XC2S50E-6TQ144Q Xilinx
FPGAs 0.5mm mm 144

Price: 0.0000
RFQ
XCKU115-L1FLVA1517I Xilinx Inc.
4.09mm mm FPGAs Kintex® UltraScale™ Series 1517-BBGA, FCBGA 1mm mm

Price: 0.0000
RFQ
A54SX16A-FTQ144 Microsemi Corporation
2.5V V 1.9 ns ns FPGAs SX-A Series 167MHz MHz 144-LQFP 0.5mm mm 144

Price: 0.0000
RFQ
EP1K100FC256-3N Intel
2.1mm mm FPGAs ACEX-1K® Series 256-BBGA 1mm mm 256

Price: 2.7606
RFQ
EP3C25F324C6N Intel
2.2mm mm FPGAs Cyclone? III Series 324-BGA 1mm mm 324

Price: 0.0000
RFQ
10M25DAF256C8G Intel
FPGAs MAX® 10 Series 256-LBGA 1mm mm 256

Price: 0.0000
RFQ
EP4CE75F29C9LN Intel
2.4mm mm FPGAs Cyclone® IV E Series 780-BGA 1mm mm 780

Price: 0.0000
RFQ
T13F169C4 Efinix, Inc.
FPGAs 169-VFBGA

Price: 0.0000
RFQ
10AX066N2F40I1HG Intel
FPGAs Arria 10 GX Series 1517-BBGA, FCBGA

Price: 0.0000
RFQ
XCV400E-7FG676I Xilinx Inc.
1.8V V 2.6mm mm FPGAs Virtex®-E Series 676-BBGA, FCBGA 1mm mm 676

Price: 0.0000
RFQ
XC4VLX25-12FFG676C Xilinx Inc.
3mm mm FPGAs Virtex®-4 LX Series 676-BBGA, FCBGA 1mm mm 676

Price: 0.0000
RFQ
MPF10K130EFC484XBB Intel
FPGAs

Price: 0.0000
RFQ
10AX022E4F27E3SG Intel
3.25mm mm FPGAs Arria 10 GX Series 672-BBGA, FCBGA 1mm mm 672

Price: 0.0000
RFQ
EP4CE115F23C8N Intel
2.4mm mm FPGAs Cyclone® IV E Series 484-BGA 1mm mm 484

Price: 131.3730
RFQ
EP3SL200H780I4LN Intel
3.5mm mm FPGAs Stratix® III L Series 780-BBGA, FCBGA 1mm mm 780

Price: 0.0000
RFQ
T20F256I4 Efinix, Inc.
FPGAs 256-TFBGA

Price: 0.0000
RFQ
AGL125V2-VQG100I Actel
1.5V V 4.5kB B FPGAs TQFP 0.5mm mm 100

Price: 0.0000
RFQ
XC4025E-4PG299C Xilinx Inc.
4.318mm mm FPGAs XC4000E/X Series 299-BCPGA 2.54mm mm 299

Price: 0.0000
RFQ
LFECP20E-4FN484I Lattice Semiconductor Corporation
1.2V V 62.9kB B FPGAs ECP Series 378MHz MHz 484-BBGA

Price: 0.0000
RFQ
XC7VH580T-G2FLG1155E Xilinx Inc.
FPGAs Virtex®-7 HT Series FCBGA

Price: 0.0000
RFQ