1156 Bus Controllers 7

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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	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	Maximum Clock Frequency	Peak Reflow Temperature (C)	Length	Technology	Nominal Supply Voltage	Bus Compatibility	Terminal Pitch	JESD-30 Code	Moisture Sensitivity Level (MSL)	Drive Interface Standard	JESD-609 Code
PEX8696-AA50RBCG	Broadcom	BUS CONTROLLER, PCI		BALL	1156	HBGA	SQUARE	PLASTIC/EPOXY	YES	1.05 V	GRID ARRAY, HEAT SINK/SLUG	BGA1156,34X34,40	.95 V	70 Cel	.0125 MBps	0 Cel		BOTTOM	2.85 mm	35 mm	250 MHz		35 mm	CMOS	1 V	I2C, SMBUS, SPI, USB	1 mm	S-PBGA-B1156
PEX8764-AB80BIG	Broadcom	BUS CONTROLLER, PCI		BALL	1156	BGA	SQUARE	PLASTIC/EPOXY	YES		GRID ARRAY						TIN SILVER COPPER	BOTTOM				245		CMOS		I2C		S-PBGA-B1156	4		e1
PEX8796-AB80BIG	Broadcom	BUS CONTROLLER, PCI		BALL	1156	BGA	SQUARE	PLASTIC/EPOXY	YES		GRID ARRAY						TIN SILVER COPPER	BOTTOM				245		CMOS		I2C		S-PBGA-B1156	4		e1
PEX8625-AA50RBCF	Broadcom	BUS CONTROLLER, PCI	COMMERCIAL	BALL	1156	HBGA	SQUARE	PLASTIC/EPOXY	YES	1.05 V	GRID ARRAY, HEAT SINK/SLUG	BGA1156,34X34,40	.95 V	70 Cel	.0125 MBps	0 Cel		BOTTOM	2.85 mm	35 mm		245	35 mm	CMOS	1 V	I2C; SMBUS; SPI; VGA	1 mm	S-PBGA-B1156	4	IEEE 1149.6; IEEE 1149.1
PEX8696-AA50RBCF	Broadcom	BUS CONTROLLER, PCI	COMMERCIAL	BALL	1156	HBGA	SQUARE	PLASTIC/EPOXY	YES	1.05 V	GRID ARRAY, HEAT SINK/SLUG	BGA1156,34X34,40	.95 V	70 Cel	.0125 MBps	0 Cel	TIN SILVER COPPER	BOTTOM	2.85 mm	35 mm			35 mm	CMOS	1 V	I2C; SMBUS; SPI; USB	1 mm	S-PBGA-B1156	4	IEEE 1149.6; IEEE 1149.1	e1
PEX8680-AA50RBCG	Broadcom	BUS CONTROLLER, PCI		BALL	1156	HBGA	SQUARE	PLASTIC/EPOXY	YES	1.05 V	GRID ARRAY, HEAT SINK/SLUG	BGA1156,34X34,40	.95 V	70 Cel		0 Cel		BOTTOM	2.85 mm	35 mm	250 MHz	245	35 mm	CMOS	1 V	I2C, PCI, SMBUS	1 mm	S-PBGA-B1156
PEX8680-AA50RBCF	Broadcom	BUS CONTROLLER, PCI		BALL	1156	HBGA	SQUARE	PLASTIC/EPOXY	YES	1.05 V	GRID ARRAY, HEAT SINK/SLUG	BGA1156,34X34,40	.95 V	70 Cel		0 Cel		BOTTOM	2.85 mm	35 mm	250 MHz	245	35 mm	CMOS	1 V	I2C, PCI, SMBUS	1 mm	S-PBGA-B1156	4

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.