LFQFP Bus Controllers 269

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Part	Manufacturer	Peripheral IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Surface Mount	Maximum Supply Voltage	Address Bus Width	Power Supplies (V)	Package Style (Meter)	Package Equivalence Code	Minimum Supply Voltage	Maximum Operating Temperature	Maximum Data Transfer Rate	Minimum Operating Temperature	Terminal Finish	Terminal Position	Maximum Seated Height	Width	External Data Bus Width	Maximum Clock Frequency	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	Technology	Maximum Supply Current	Nominal Supply Voltage	Sub-Category	Bus Compatibility	Terminal Pitch	JESD-30 Code	Moisture Sensitivity Level (MSL)	Qualification	Drive Interface Standard	JESD-609 Code
PI7C8958FHE	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	GULL WING	144	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5 V	32		FLATPACK, LOW PROFILE, FINE PITCH	QFP144,.87SQ,20	1.8 V	85 Cel	1.875 MBps	-40 Cel		QUAD	1.6 mm	20 mm	32				20 mm	CMOS		3.3 V		UART	.5 mm	S-PQFP-G144			RS232; RS422; RS485
PI7C9X7954FDEX	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	GULL WING	128	LFQFP	SQUARE	PLASTIC/EPOXY	YES	2 V	0		FLATPACK, LOW PROFILE, FINE PITCH		1.6 V	85 Cel	1.875 MBps	-40 Cel		QUAD	1.6 mm	14 mm	0				14 mm	CMOS		1.8 V		UART	.4 mm	S-PQFP-G128
PI7C9X7952FDE	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	GULL WING	128	LFQFP	SQUARE	PLASTIC/EPOXY	YES	2 V	0		FLATPACK, LOW PROFILE, FINE PITCH		1.6 V	85 Cel		-40 Cel		QUAD	1.6 mm	14 mm	0	60 MHz			14 mm	CMOS		1.8 V		PCI	.4 mm	S-PQFP-G128
PI7C9X7954XFD	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	GULL WING	128	LFQFP	SQUARE	PLASTIC/EPOXY	YES	2 V	0		FLATPACK, LOW PROFILE, FINE PITCH		1.6 V	85 Cel	1.875 MBps	-40 Cel		QUAD	1.6 mm	14 mm	0	60 MHz			14 mm	CMOS		1.8 V		UART	.4 mm	S-PQFP-G128			RS232; RS422; RS485
PI7C8958FHEX	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	GULL WING	144	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5 V	32		FLATPACK, LOW PROFILE, FINE PITCH	QFP144,.87SQ,20	1.8 V	85 Cel	1.875 MBps	-40 Cel		QUAD	1.6 mm	20 mm	32				20 mm	CMOS		3.3 V		UART	.5 mm	S-PQFP-G144			RS232; RS422; RS485
PI7C9X7954XFDE	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	GULL WING	128	LFQFP	SQUARE	PLASTIC/EPOXY	YES	2 V	0		FLATPACK, LOW PROFILE, FINE PITCH		1.6 V	85 Cel	1.875 MBps	-40 Cel		QUAD	1.6 mm	14 mm	0	60 MHz			14 mm	CMOS		1.8 V		UART	.4 mm	S-PQFP-G128			RS232; RS422; RS485
PI7C9X20303SLFDX	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	GULL WING	128	LFQFP	SQUARE	PLASTIC/EPOXY	YES	1.1 V	0		FLATPACK, LOW PROFILE, FINE PITCH	QFP128,.63SQ,16	.9 V	85 Cel		-40 Cel		QUAD	1.6 mm	14 mm	0	100 MHz			14 mm	CMOS		1 V		PCI, SMBUS	.4 mm	S-PQFP-G128		Not Qualified
PI7C9X7954AFDE	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	GULL WING	128	LFQFP	SQUARE	PLASTIC/EPOXY	YES	2 V			FLATPACK, LOW PROFILE, FINE PITCH		1.6 V	85 Cel	2500 MBps	-40 Cel		QUAD	1.6 mm	14 mm		60 MHz			14 mm	CMOS		1.8 V		UART	.4 mm	S-PQFP-G128			RS232; RS422; RS485
PI7C9X7954FD	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	GULL WING	128	LFQFP	SQUARE	PLASTIC/EPOXY	YES	2 V	0		FLATPACK, LOW PROFILE, FINE PITCH		1.6 V	85 Cel		-40 Cel		QUAD	1.6 mm	14 mm	0	60 MHz			14 mm	CMOS		1.8 V		PCI	.4 mm	S-PQFP-G128
MAX3420EECJ-T	Maxim Integrated	BUS CONTROLLER, UNIVERSAL SERIAL BUS	INDUSTRIAL	GULL WING	32	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	0	1.8/3.3,3.3	FLATPACK, LOW PROFILE, FINE PITCH	QFP32,.35SQ,32	3 V	85 Cel	12 MBps	-40 Cel	TIN LEAD	QUAD	1.6 mm	7 mm	0	12 MHz			7 mm	BICMOS	30 mA	3.3 V	Bus Controllers		.8 mm	S-PQFP-G32	1	Not Qualified		e0
M66591GP	Renesas Electronics	BUS CONTROLLER, UNIVERSAL SERIAL BUS	OTHER	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	7	1.8/3.3,3.3	FLATPACK, LOW PROFILE, FINE PITCH	QFP80,.47SQ,16	3 V	85 Cel		-20 Cel		QUAD	1.7 mm	10 mm	16	48 MHz			10 mm	CMOS		3.3 V	Bus Controllers		.4 mm	S-PQFP-G80		Not Qualified
R8A66597FP	Renesas Electronics	BUS CONTROLLER, UNIVERSAL SERIAL BUS	COMMERCIAL EXTENDED	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	8		FLATPACK, LOW PROFILE, FINE PITCH	QFP80,.39SQ,16	3 V	85 Cel	60 MBps	-20 Cel		QUAD	1.7 mm	10 mm	16				10 mm	CMOS		3.3 V			.4 mm	S-PQFP-G80		Not Qualified
R8A66597DFP	Renesas Electronics	BUS CONTROLLER, UNIVERSAL SERIAL BUS	INDUSTRIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	8		FLATPACK, LOW PROFILE, FINE PITCH	QFP80,.39SQ,16	3 V	85 Cel	60 MBps	-40 Cel		QUAD	1.7 mm	10 mm	16				10 mm	CMOS		3.3 V			.4 mm	S-PQFP-G80		Not Qualified
UPD720100AGM-8ED	Renesas Electronics	BUS CONTROLLER, UNIVERSAL SERIAL BUS	COMMERCIAL	GULL WING	160	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	0	3.3	FLATPACK, LOW PROFILE, FINE PITCH	QFP160,1.0SQ,20	3 V	70 Cel		0 Cel		QUAD	1.7 mm	24 mm	0	48 MHz			24 mm	MOS		3.3 V	Bus Controllers	PCI	.5 mm	S-PQFP-G160		Not Qualified
UPD720110AGC-8EA	Renesas Electronics	BUS CONTROLLER, UNIVERSAL SERIAL BUS	COMMERCIAL	GULL WING	100	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.46 V	0	3.3	FLATPACK, LOW PROFILE, FINE PITCH	QFP100,.63SQ,20	3.14 V	70 Cel		0 Cel		QUAD	1.6 mm	14 mm	0	48 MHz			14 mm	MOS		3.3 V	Bus Controllers	PCI	.5 mm	S-PQFP-G100		Not Qualified
UPD720100AGM-8EY-A	Renesas Electronics	BUS CONTROLLER, UNIVERSAL SERIAL BUS	COMMERCIAL	GULL WING	160	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	0	3.3,3.3/5	FLATPACK, LOW PROFILE, FINE PITCH	QFP160,1.0SQ,20	3 V	70 Cel		0 Cel	TIN BISMUTH	QUAD	1.7 mm	24 mm	0	48 MHz			24 mm	MOS		3.3 V	Bus Controllers	PCI	.5 mm	S-PQFP-G160		Not Qualified		e6
UPD720110AGC-8EA-A	Renesas Electronics	BUS CONTROLLER, UNIVERSAL SERIAL BUS	COMMERCIAL	GULL WING	100	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.46 V	0	3.3	FLATPACK, LOW PROFILE, FINE PITCH	QFP100,.63SQ,20	3.14 V	70 Cel		0 Cel	TIN BISMUTH	QUAD	1.6 mm	14 mm	0	48 MHz			14 mm	MOS		3.3 V	Bus Controllers	PCI	.5 mm	S-PQFP-G100		Not Qualified		e6
UPD720100AGM-8EY	Renesas Electronics	BUS CONTROLLER, UNIVERSAL SERIAL BUS	COMMERCIAL	GULL WING	160	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	0	3.3	FLATPACK, LOW PROFILE, FINE PITCH	QFP160,1.0SQ,20	3 V	70 Cel		0 Cel		QUAD	1.7 mm	24 mm	0	48 MHz			24 mm	MOS		3.3 V	Bus Controllers	PCI	.5 mm	S-PQFP-G160		Not Qualified
UPD720101GJ-UEN	Renesas Electronics	BUS CONTROLLER, UNIVERSAL SERIAL BUS	COMMERCIAL	GULL WING	144	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32	3.3	FLATPACK, LOW PROFILE, FINE PITCH	QFP144,.87SQ,20	3 V	70 Cel		0 Cel		QUAD	1.6 mm	20 mm	32	48 MHz			20 mm	MOS		3.3 V	Bus Controllers	PCI	.5 mm	S-PQFP-G144		Not Qualified
UPD720122GC-9EU-A	Renesas Electronics	BUS CONTROLLER, UNIVERSAL SERIAL BUS	COMMERCIAL	GULL WING	100	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	8	3.3	FLATPACK, LOW PROFILE, FINE PITCH	TQFP100,.63SQ	3 V	70 Cel	480 MBps	0 Cel	TIN BISMUTH	QUAD	1.27 mm	14 mm	16	30 MHz			14 mm	MOS		3.3 V	Bus Controllers		.5 mm	S-PQFP-G100		Not Qualified		e6
USS2X1W	Broadcom	BUS CONTROLLER, UNIVERSAL SERIAL BUS		GULL WING	64	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.465 V			FLATPACK, LOW PROFILE, FINE PITCH		3.135 V		60 MBps		TIN LEAD	QUAD	1.6 mm	10 mm	16	30 MHz	30	240	10 mm	CMOS		3.3 V			.5 mm	S-PQFP-G64		Not Qualified		e0
L-USS2000V5-T128-DB	Broadcom	BUS CONTROLLER, UNIVERSAL SERIAL BUS	COMMERCIAL	GULL WING	128	LFQFP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	32		FLATPACK, LOW PROFILE, FINE PITCH		3 V	70 Cel		0 Cel	MATTE TIN	QUAD	1.6 mm	14 mm	32	30 MHz	40	250	20 mm	CMOS		3.3 V		PCI	.5 mm	R-PQFP-G128		Not Qualified		e3
L-ET1201-L-DT	Broadcom	BUS CONTROLLER, PCI	COMMERCIAL	GULL WING	128	LFQFP	SQUARE	PLASTIC/EPOXY	YES	2.625 V	32		FLATPACK, LOW PROFILE, FINE PITCH		2.375 V	70 Cel	100 MBps	0 Cel	TIN BISMUTH	QUAD	1.6 mm	14 mm	32	25 MHz	40	250	14 mm	CMOS		2.5 V			.4 mm	S-PQFP-G128		Not Qualified		e6
USS-820TD-DB	Broadcom	BUS CONTROLLER, UNIVERSAL SERIAL BUS	OTHER	GULL WING	48	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.465 V	5		FLATPACK, LOW PROFILE, FINE PITCH		3.135 V	85 Cel		0 Cel	TIN LEAD	QUAD	1.6 mm	7 mm	8	12.024 MHz	30	240	7 mm	CMOS		3.3 V			.5 mm	S-PQFP-G48		Not Qualified		e0
L-USS820TD-DB	Broadcom	BUS CONTROLLER, UNIVERSAL SERIAL BUS	OTHER	GULL WING	48	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.465 V	5		FLATPACK, LOW PROFILE, FINE PITCH		3.135 V	85 Cel		0 Cel	MATTE TIN	QUAD	1.6 mm	7 mm	8	12.024 MHz	40	260	7 mm	CMOS		3.3 V			.5 mm	S-PQFP-G48		Not Qualified		e3
USS2X1	Broadcom	BUS CONTROLLER, UNIVERSAL SERIAL BUS		GULL WING	48	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.465 V			FLATPACK, LOW PROFILE, FINE PITCH		3.135 V		60 MBps		TIN LEAD	QUAD	1.6 mm	7 mm	16	30 MHz	30	240	7 mm	CMOS		3.3 V			.5 mm	S-PQFP-G48		Not Qualified		e0
USS2X1A	Broadcom	BUS CONTROLLER, UNIVERSAL SERIAL BUS		GULL WING	48	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.465 V			FLATPACK, LOW PROFILE, FINE PITCH		3.135 V				TIN LEAD	QUAD	1.6 mm	7 mm		30 MHz	30	240	7 mm	CMOS		3.3 V			.5 mm	S-PQFP-G48		Not Qualified		e0
USS2X1WA	Broadcom	BUS CONTROLLER, UNIVERSAL SERIAL BUS		GULL WING	64	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.465 V			FLATPACK, LOW PROFILE, FINE PITCH		3.135 V				TIN LEAD	QUAD	1.6 mm	10 mm		30 MHz	30	240	10 mm	CMOS		3.3 V			.5 mm	S-PQFP-G64		Not Qualified		e0
L-ET1201-L-DB	Broadcom	BUS CONTROLLER, PCI	COMMERCIAL	GULL WING	128	LFQFP	SQUARE	PLASTIC/EPOXY	YES	2.625 V	32		FLATPACK, LOW PROFILE, FINE PITCH		2.375 V	70 Cel	100 MBps	0 Cel	TIN BISMUTH	QUAD	1.6 mm	14 mm	32	25 MHz	40	260	14 mm	CMOS		2.5 V			.4 mm	S-PQFP-G128		Not Qualified		e6

Bus Controllers

Bus controllers are integrated circuits that are used to manage and control the flow of data and control signals between different devices in a computer system. They are commonly used in systems that have multiple buses, such as a memory bus and an I/O bus. Bus controllers ensure that data is transferred efficiently and correctly between different devices in the system.

One of the primary functions of a bus controller is to manage bus arbitration. Bus arbitration is the process of resolving conflicts that occur when two or more devices on the bus attempt to access the bus at the same time. Bus controllers use various algorithms to determine which device has priority access to the bus and when other devices can access it.

Another important function of bus controllers is to manage the transfer of data and control signals between devices on the bus. This involves controlling the timing and synchronization of signals, as well as error detection and correction. Bus controllers also manage other aspects of the bus, such as interrupt handling and power management.