256 Bus Controllers 53

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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	Additional Features	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
PCI9056-BA66BIG	Broadcom	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	2.7 V	32	2.5,3.3	GRID ARRAY	BGA256,16X16,40	2.3 V	85 Cel	264 MBps	-40 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm	ALSO REQUIRES 3.3V I/O SUPPLY	32	66 MHz		260	17 mm	CMOS	180 mA	2.5 V	Bus Controllers	I960; MPC850; MPC860; POWERPC 801; POWERPC 401	1 mm	S-PBGA-B256	3	Not Qualified		e1
PEX8114-BD13BIG	Broadcom	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	1.1 V	0	1,3.3	GRID ARRAY	BGA256,16X16,40	.9 V	85 Cel	312.5 MBps	-40 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		0			260	17 mm	CMOS		1 V	Bus Controllers	ISA; SPI; VGA	1 mm	S-PBGA-B256	3	Not Qualified		e1
PI7C9X130DNDE	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	2 V	64	1.8,3.3	GRID ARRAY	BGA256,16X16,40	1.6 V	85 Cel		-40 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		64	133 MHz			17 mm	CMOS		1.8 V	Bus Controllers	PCI	1 mm	S-PBGA-B256	3	Not Qualified		e1
PCI9056-BA66BI	Broadcom	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	2.7 V	32	2.5,3.3	GRID ARRAY	BGA256,16X16,40	2.3 V	85 Cel	264 MBps	-40 Cel	TIN LEAD	BOTTOM	1.76 mm	17 mm	ALSO REQUIRES 3.3V I/O SUPPLY	32	66 MHz			17 mm	CMOS	180 mA	2.5 V	Bus Controllers	I960; MPC850; MPC860; POWERPC 801; POWERPC 401	1 mm	S-PBGA-B256		Not Qualified		e0
CA91L862A-50IL	Renesas Electronics	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.46 V	32		GRID ARRAY		3.14 V	85 Cel		-40 Cel	TIN LEAD	BOTTOM	1.8 mm	17 mm		32	50 MHz	20	225	17 mm	CMOS		3.3 V		MC68360; MPC860	1 mm	S-PBGA-B256	3	Not Qualified	IEEE 1149.1	e0
PCI1250GFN	Texas Instruments	BUS CONTROLLER, PCMCIA	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	5.25 V	32		GRID ARRAY		3 V	70 Cel		0 Cel		BOTTOM	2.32 mm	27 mm		32	33.33 MHz			27 mm	CMOS		5 V		PCI	1.27 mm	S-PBGA-B256		Not Qualified
PCI1450GFNR	Texas Instruments		COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES			3.3,3.3/5	GRID ARRAY	BGA256,20X20,50		70 Cel		0 Cel		BOTTOM									CMOS			Bus Controllers		1.27 mm	S-PBGA-B256		Not Qualified
PCI1250AGFN	Texas Instruments	BUS CONTROLLER, PCMCIA	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32	3.3,3.3/5	GRID ARRAY	BGA256,20X20,50	3 V	70 Cel	130 MBps	0 Cel		BOTTOM	2.32 mm	27 mm		32	33 MHz	NOT SPECIFIED	NOT SPECIFIED	27 mm	CMOS		3.3 V	Bus Controllers	PCI	1.27 mm	S-PBGA-B256		Not Qualified
PCI4451GFN	Texas Instruments	BUS CONTROLLER, PCMCIA	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32	3.3,3.3/5	GRID ARRAY	BGA256,20X20,50	3 V	70 Cel	132 MBps	0 Cel		BOTTOM	2.32 mm	27 mm		32	33 MHz			27 mm	CMOS		3.3 V	Bus Controllers	PCI	1.27 mm	S-PBGA-B256		Not Qualified
PCI1251BGFN	Texas Instruments	BUS CONTROLLER, PCMCIA	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32	3.3,3.3/5	GRID ARRAY	BGA256,20X20,50	3 V	70 Cel	130 MBps	0 Cel		BOTTOM	2.32 mm	27 mm	ALSO REQUIRES 5V SUPPLY	32	33 MHz	NOT SPECIFIED	NOT SPECIFIED	27 mm	CMOS		3.3 V	Bus Controllers	PCI; ISA	1.27 mm	S-PBGA-B256		Not Qualified
PCI2060IGDH	Texas Instruments	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32		GRID ARRAY		3 V	85 Cel		-40 Cel		BOTTOM	2.02 mm	17 mm		32	66 MHz			17 mm	CMOS		3.3 V			1 mm	S-PBGA-B256		Not Qualified
PCI1251AGFN	Texas Instruments	BUS CONTROLLER, PCMCIA	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32	3.3,3.3/5	GRID ARRAY	BGA256,20X20,50	3 V	70 Cel	130 MBps	0 Cel		BOTTOM	2.32 mm	27 mm		32	33 MHz	NOT SPECIFIED	NOT SPECIFIED	27 mm	CMOS		3.3 V	Bus Controllers	PCI	1.27 mm	S-PBGA-B256		Not Qualified
PCI1251BGFNR	Texas Instruments		COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES			3.3,3.3/5	GRID ARRAY	BGA256,20X20,50		70 Cel		0 Cel		BOTTOM									CMOS			Bus Controllers		1.27 mm	S-PBGA-B256		Not Qualified
PCI2060GDH	Texas Instruments	BUS CONTROLLER, PCI	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32	3.3,3.3/5	GRID ARRAY	BGA256,16X16,40	3 V	70 Cel		0 Cel		BOTTOM	2.02 mm	17 mm		32	66 MHz			17 mm	CMOS		3.3 V	Bus Controllers		1 mm	S-PBGA-B256		Not Qualified
PCI4450GFN	Texas Instruments	BUS CONTROLLER, PCMCIA	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32	3.3,3.3/5	GRID ARRAY	BGA256,20X20,50	3 V	70 Cel	132 MBps	0 Cel		BOTTOM	2.32 mm	27 mm		32	33.33 MHz	NOT SPECIFIED	NOT SPECIFIED	27 mm	CMOS		3.3 V	Bus Controllers	PCI; ISA	1.27 mm	S-PBGA-B256		Not Qualified	IEEE 1394
PCI1450GFN	Texas Instruments	BUS CONTROLLER, PCMCIA	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32	3.3,3.3/5	GRID ARRAY	BGA256,20X20,50	3 V	70 Cel	132 MBps	0 Cel		BOTTOM	2.32 mm	27 mm		32	33 MHz	NOT SPECIFIED	NOT SPECIFIED	27 mm	CMOS		3.3 V	Bus Controllers	PCI; ISA	1.27 mm	S-PBGA-B256		Not Qualified
PCI1250AGFNR	Texas Instruments		COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES			3.3,3.3/5	GRID ARRAY	BGA256,20X20,50		70 Cel		0 Cel		BOTTOM									CMOS			Bus Controllers		1.27 mm	S-PBGA-B256		Not Qualified
PCI1251AGFNR	Texas Instruments		COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES			3.3,3.3/5	GRID ARRAY	BGA256,20X20,50		70 Cel		0 Cel		BOTTOM									CMOS			Bus Controllers		1.27 mm	S-PBGA-B256		Not Qualified
PI7C8150ND-33E	Diodes Incorporated	BUS CONTROLLER, PCI	OTHER	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32		GRID ARRAY		3 V	85 Cel		0 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		32	33 MHz			17 mm	CMOS		3.3 V			1 mm	S-PBGA-B256	3	Not Qualified		e1
PI7C8150BNDIE	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32	3.3	GRID ARRAY	BGA256,16X16,40	3 V	85 Cel		-40 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		32	66 MHz			17 mm	CMOS	510 mA	3.3 V	Bus Controllers		1 mm	S-PBGA-B256	3	Not Qualified		e1
PI7C8150BNDE	Diodes Incorporated	BUS CONTROLLER, PCI	OTHER	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32	3.3	GRID ARRAY	BGA256,16X16,40	3 V	85 Cel		0 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		32	66 MHz			17 mm	CMOS	510 mA	3.3 V	Bus Controllers		1 mm	S-PBGA-B256	3	Not Qualified		e1
PI7C9X130NDE	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	2 V	64		GRID ARRAY	BGA256,16X16,40	1.6 V	85 Cel	312.5 MBps	-40 Cel		BOTTOM	1.76 mm	17 mm		64	133 MHz	NOT SPECIFIED	NOT SPECIFIED	17 mm	CMOS		1.8 V		I2C; PCI; SMBUS; VGA	1 mm	S-PBGA-B256
PI7C8150BNDI	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32	3.3	GRID ARRAY	BGA256,16X16,40	3 V	85 Cel		-40 Cel	TIN LEAD	BOTTOM	1.76 mm	17 mm		32	66 MHz			17 mm	CMOS	510 mA	3.3 V	Bus Controllers		1 mm	S-PBGA-B256	3	Not Qualified		e0
PI7C8150BND	Diodes Incorporated	BUS CONTROLLER, PCI	OTHER	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32	3.3	GRID ARRAY	BGA256,16X16,40	3 V	85 Cel		0 Cel	TIN LEAD	BOTTOM	1.76 mm	17 mm		32	66 MHz			17 mm	CMOS	510 mA	3.3 V	Bus Controllers		1 mm	S-PBGA-B256	1	Not Qualified		e0
PI7C8150BNDE-33	Diodes Incorporated	BUS CONTROLLER, PCI	OTHER	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32		GRID ARRAY		3 V	85 Cel		0 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		32	33 MHz			17 mm	CMOS		3.3 V			1 mm	S-PBGA-B256	3	Not Qualified		e1
PI7C8150NDE-33	Diodes Incorporated	BUS CONTROLLER, PCI	OTHER	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32		GRID ARRAY		3 V	85 Cel		0 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		32	33 MHz			17 mm	CMOS		3.3 V			1 mm	S-PBGA-B256	3	Not Qualified		e1
PI7C8150ANDE-33	Diodes Incorporated	BUS CONTROLLER, PCI	OTHER	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32		GRID ARRAY		3 V	85 Cel		0 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		32	33 MHz			17 mm	CMOS		3.3 V			1 mm	S-PBGA-B256	3	Not Qualified		e1
PI7C9X20508GPNDE	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	1.1 V	0		GRID ARRAY		.9 V	85 Cel		-40 Cel		BOTTOM	1.76 mm	17 mm		0	100 MHz	NOT SPECIFIED	NOT SPECIFIED	17 mm	CMOS		1 V		PCI	1 mm	S-PBGA-B256		Not Qualified	IEEE 1149.6; IEEE 1149.1
PI7C8150BNDI-33E	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32		GRID ARRAY		3 V	85 Cel		-40 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		32	33 MHz			17 mm	CMOS		3.3 V			1 mm	S-PBGA-B256	3	Not Qualified		e1
PI7C9X20508GPND	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	1.1 V	0		GRID ARRAY		.9 V	85 Cel		-40 Cel		BOTTOM	1.76 mm	17 mm		0	100 MHz			17 mm	CMOS		1 V		PCI	1 mm	S-PBGA-B256		Not Qualified	IEEE 1149.6; IEEE 1149.1
PI7C8150BND-33E	Diodes Incorporated	BUS CONTROLLER, PCI	OTHER	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32		GRID ARRAY		3 V	85 Cel		0 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		32	33 MHz			17 mm	CMOS		3.3 V			1 mm	S-PBGA-B256	3	Not Qualified		e1
PI7C8150ANDE	Diodes Incorporated	BUS CONTROLLER, PCI	OTHER	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32		GRID ARRAY		3 V	85 Cel		0 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		32	66 MHz			17 mm	CMOS		3.3 V			1 mm	S-PBGA-B256	3	Not Qualified		e1
PI7C9X20505GPNDEX	Diodes Incorporated	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	1.1 V			GRID ARRAY	BGA256,16X16,40	.9 V	85 Cel	312.5 MBps	-40 Cel		BOTTOM	1.76 mm	17 mm						17 mm	CMOS		1 V		SMBUS	1 mm	S-PBGA-B256
PI7C8150AND-33E	Diodes Incorporated	BUS CONTROLLER, PCI	OTHER	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32		GRID ARRAY		3 V	85 Cel		0 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		32	33 MHz			17 mm	CMOS		3.3 V			1 mm	S-PBGA-B256	3	Not Qualified		e1
PI7C8150NDE	Diodes Incorporated	BUS CONTROLLER, PCI	OTHER	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32		GRID ARRAY		3 V	85 Cel		0 Cel	TIN SILVER COPPER	BOTTOM	1.76 mm	17 mm		32	66 MHz			17 mm	CMOS		3.3 V			1 mm	S-PBGA-B256	3	Not Qualified		e1
PI7C9X130NDEX	Diodes Incorporated	BUS CONTROLLER, PCI		BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	2 V	64		GRID ARRAY	BGA256,16X16,40	1.6 V	85 Cel	312.5 MBps	-40 Cel		BOTTOM	1.76 mm	17 mm		64	133 MHz			17 mm	CMOS		1.8 V		I2C; PCI; SMBUS; VGA	1 mm	S-PBGA-B256
TSI384-133IL	Renesas Electronics	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	1.26 V	64	1.2	GRID ARRAY	BGA256,16X16,40	1.14 V	85 Cel		-40 Cel	TIN LEAD	BOTTOM	1.8 mm	17 mm		64	133 MHz		225	17 mm	CMOS		1.2 V	Bus Controllers	PCI	1 mm	S-PBGA-B256	3	Not Qualified	IEEE 1149.6; IEEE 1149.1	e0
TSI384-133ILV	Renesas Electronics	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	1.26 V	64	1.2	GRID ARRAY	BGA256,16X16,40	1.14 V	85 Cel		-40 Cel	TIN SILVER COPPER	BOTTOM	1.8 mm	17 mm		64	133 MHz		260	17 mm	CMOS		1.2 V	Bus Controllers	PCI	1 mm	S-PBGA-B256	3	Not Qualified	IEEE 1149.6; IEEE 1149.1	e1
CA91L862A-50IE	Renesas Electronics	BUS CONTROLLER, PCI	INDUSTRIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.46 V	32		GRID ARRAY		3.14 V	85 Cel		-40 Cel	TIN LEAD	BOTTOM	3.5 mm	27 mm		32	50 MHz	20	225	27 mm	CMOS		3.3 V		MC68360; MPC860	1.27 mm	S-PBGA-B256	3	Not Qualified	IEEE 1149.1	e0
SYM53C876(PBGA)	Broadcom		COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES			5	GRID ARRAY	BGA256,20X20,50		70 Cel		0 Cel	Tin/Lead (Sn/Pb)	BOTTOM									CMOS	150 mA	5 V	Bus Controllers		1.27 mm	S-PBGA-B256		Not Qualified		e0
LSI53C876	Broadcom	BUS CONTROLLER, SCSI	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	5.25 V	32		GRID ARRAY		4.75 V	70 Cel	40 MBps	0 Cel		BOTTOM	2.3 mm	27 mm		32	33.33 MHz			27 mm	CMOS		5 V		PCI	1.27 mm	S-PBGA-B256		Not Qualified
PCI6150-BB66BC	Broadcom	BUS CONTROLLER, PCI	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V	32		GRID ARRAY		3 V	70 Cel		0 Cel		BOTTOM	1.76 mm	17 mm		32	66 MHz		260	17 mm	CMOS		3.3 V			1 mm	S-PBGA-B256	3	Not Qualified
SYM53C876E(PBGA)	Broadcom		COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES			5	GRID ARRAY	BGA256,20X20,50		70 Cel		0 Cel	Tin/Lead (Sn/Pb)	BOTTOM									CMOS	150 mA	5 V	Bus Controllers		1.27 mm	S-PBGA-B256		Not Qualified		e0
SYM53C876E256BGA	Broadcom	BUS CONTROLLER, SCSI	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	5.25 V	32		GRID ARRAY		4.75 V	70 Cel	40 MBps	0 Cel		BOTTOM	2.35 mm	27 mm		32	80 MHz			27 mm	CMOS		5 V		PCI	1.27 mm	S-PBGA-B256		Not Qualified	IEEE 1149.1
LSI53C876GU	Broadcom	BUS CONTROLLER, SCSI	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	5.25 V	32		GRID ARRAY		4.75 V	70 Cel	40 MBps	0 Cel	TIN LEAD	BOTTOM	2.3 mm	27 mm		32	33.33 MHz	30	225	27 mm	CMOS		5 V		PCI	1.27 mm	S-PBGA-B256		Not Qualified	X3.131	e0
SYM53C876256BGA	Broadcom	BUS CONTROLLER, SCSI	COMMERCIAL	BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES	5.25 V	32		GRID ARRAY		4.75 V	70 Cel	40 MBps	0 Cel		BOTTOM	2.35 mm	27 mm		32	80 MHz			27 mm	CMOS		5 V		PCI	1.27 mm	S-PBGA-B256		Not Qualified	IEEE 1149.1
PEX8114-AA13BI	Broadcom	BUS CONTROLLER, PCI		BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES				GRID ARRAY							BOTTOM					133 MHz	NOT SPECIFIED	NOT SPECIFIED		CMOS						S-PBGA-B256		Not Qualified
PCI9056-AA66BI	Broadcom	BUS CONTROLLER, PCI		BALL	256	BGA	SQUARE	PLASTIC/EPOXY	YES			3.3	GRID ARRAY				264 MBps		TIN LEAD	BOTTOM					66 MHz				CMOS		2.5 V	Bus Controllers	I960; MPC850; MPC860; POWERPC 80X/82X; POWERPC 401		S-PBGA-B256		Not Qualified		e0

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.