BUS CONTROLLER, I2C Bus Controllers 177

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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	No. of Bits	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
935286182112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	0			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.4 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	0	18 MHz			5 mm	CMOS		3 V		I2C	.65 mm	R-PDSO-G16
935286452151	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	3.6 V	0			CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE		2.4 V	85 Cel		-40 Cel		QUAD	1 mm	4 mm	0	18 MHz			4 mm	CMOS					.5 mm	S-PQCC-N24
935295678118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	48	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	8			FLATPACK, LOW PROFILE, FINE PITCH		3 V	85 Cel		-40 Cel		QUAD	1.6 mm	7 mm	8				7 mm	CMOS		3.3 V		I2C	.5 mm	S-PQFP-G48			IEEE 1149.1
935295677118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	48	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	8			FLATPACK, LOW PROFILE, FINE PITCH		3 V	85 Cel		-40 Cel		QUAD	1.6 mm	7 mm	8	12 MHz			7 mm	CMOS		3.3 V			.5 mm	S-PQFP-G48			IEEE 1149.1
935272895118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	NO LEAD	20	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	3.6 V	2			CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE		2.3 V	85 Cel		-40 Cel		QUAD	1 mm	5 mm	8				5 mm	CMOS		2.5 V		8049; 8051; 6800; 68000; Z80	.65 mm	S-PQCC-N20
PCU9661B	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	48	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	8			FLATPACK, LOW PROFILE, FINE PITCH		3 V	85 Cel		-40 Cel	PURE TIN	QUAD	1.6 mm	7 mm	8	12 MHz			7 mm	CMOS		3.3 V			.5 mm	S-PQFP-G48	1		IEEE 1149.1
935279912112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	0			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.4 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	0	18 MHz			5 mm	CMOS					.65 mm	R-PDSO-G16
935279242118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	2			SMALL OUTLINE		2.3 V	85 Cel		-40 Cel		DUAL	2.65 mm	7.5 mm	8	28.5 MHz			12.8 mm	CMOS		2.5 V		I2C	1.27 mm	R-PDSO-G20
935280628112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	0			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.4 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	0	18 MHz			5 mm	CMOS					.65 mm	R-PDSO-G16
935275712512	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	1			SMALL OUTLINE		4.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2.65 mm	7.5 mm	8	12 MHz			12.8 mm	CMOS		5 V		8051; 8049; 8048; 68000; 6800; 8088; Z80	1.27 mm	R-PDSO-G20	3	Not Qualified		e4
935279244118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	2			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.3 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	8	28.5 MHz			6.5 mm	CMOS		2.5 V		I2C	.65 mm	R-PDSO-G20
935272893118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	2			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.3 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	8				6.5 mm	CMOS		2.5 V		8049; 8051; 6800; 68000; Z80	.65 mm	R-PDSO-G20
935272894112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	2			SMALL OUTLINE		2.3 V	85 Cel		-40 Cel		DUAL	2.65 mm	7.5 mm	8				12.8 mm	CMOS		2.5 V		8049; 8051; 6800; 68000; Z80	1.27 mm	R-PDSO-G20
PCF8584T,112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	1	8	5	SMALL OUTLINE	SOP20,.4	4.5 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	2.65 mm	7.5 mm	8	12 MHz			12.8 mm	CMOS		5 V	Parallel IO Port	8051; 8049; 8048; 68000; 6800; 8088; Z80	1.27 mm	R-PDSO-G20		Not Qualified		e4
PCF8584T,512	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	1			SMALL OUTLINE		4.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2.65 mm	7.5 mm	8	12 MHz			12.8 mm	CMOS		5 V		8051; 8049; 8048; 68000; 6800; 8088; Z80	1.27 mm	R-PDSO-G20				e4
PCF8584P	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V	1	8	5	IN-LINE	DIP20,.3	4.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	4.2 mm	7.62 mm	8	12 MHz			26.73 mm	CMOS	1.5 mA	5 V	Parallel IO Port	8051; 8049; 8048; 68000; 6800; 8088; Z80	2.54 mm	R-PDIP-T20		Not Qualified		e4
935282929128	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	3			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.4 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	0	18 MHz			5 mm	CMOS		3 V		I2C	.65 mm	R-PDSO-G16
935280628128	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	0			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.4 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	0	18 MHz			5 mm	CMOS					.65 mm	R-PDSO-G16
PCU9669B,118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	48	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	8		3.3	FLATPACK, LOW PROFILE, FINE PITCH	QFP48,.35SQ,20	3 V	85 Cel	5 MBps	-40 Cel	TIN	QUAD	1.6 mm	7 mm	8	12 MHz	30	260	7 mm	CMOS	25 mA	3.3 V	Bus Controllers	I2C	.5 mm	S-PQFP-G48	1	Not Qualified	IEEE 1149.1	e3
935069300112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V	1			IN-LINE		4.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	4.2 mm	7.62 mm	8	12 MHz			26.73 mm	CMOS		5 V		8051; 8049; 8048; 68000; 6800; 8088; Z80	2.54 mm	R-PDIP-T20		Not Qualified		e4
PCF8584TD-T	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	1	8	5	SMALL OUTLINE	SOP20,.4	4.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2.65 mm	7.5 mm	8	12 MHz	40	260	12.8 mm	CMOS	1.5 mA	5 V	Parallel IO Port	8051; 8049; 8048; 68000; 6800; 8088; Z80	1.27 mm	R-PDSO-G20		Not Qualified		e4
935069310118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	1			SMALL OUTLINE		4.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2.65 mm	7.5 mm	8	12 MHz			12.8 mm	CMOS		5 V		8051; 8049; 8048; 68000; 6800; 8088; Z80	1.27 mm	R-PDSO-G20		Not Qualified		e4
935358997128	NXP Semiconductors	BUS CONTROLLER, I2C		GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	0			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	2.4 V	85 Cel	.375 MBps	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1.1 mm	4.4 mm	0	18 MHz	30	260	5 mm	CMOS	16 mA	3 V		I2C, SPI	.65 mm	R-PDSO-G16	1			e4
935280629128	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	0			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.4 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	0	.1 MHz			5 mm	CMOS				I2C	.65 mm	R-PDSO-G16
935279241118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	NO LEAD	20	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	3.6 V	2			CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE		2.3 V	85 Cel		-40 Cel		QUAD	1 mm	5 mm	8	28.5 MHz			5 mm	CMOS		2.5 V		I2C	.65 mm	S-PQCC-N20
935279244112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	2			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.3 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	8	28.5 MHz			6.5 mm	CMOS		2.5 V		I2C	.65 mm	R-PDSO-G20
PCF8584T	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	1	8	5	SMALL OUTLINE	SOP20,.4	4.5 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	2.65 mm	7.5 mm	8	12 MHz	40	260	12.8 mm	CMOS	1.5 mA	5 V	Parallel IO Port	8051; 8049; 8048; 68000; 6800; 8088; Z80	1.27 mm	R-PDSO-G20		Not Qualified		e4
935282929112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	3			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.4 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	0	18 MHz			5 mm	CMOS		3 V		I2C	.65 mm	R-PDSO-G16
935282229118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	0			SMALL OUTLINE		2.3 V	85 Cel		-40 Cel		DUAL	2.65 mm	7.5 mm	0				15.4 mm	CMOS		3.3 V		I2C	1.27 mm	R-PDSO-G24
935282229112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	0			SMALL OUTLINE		2.3 V	85 Cel		-40 Cel		DUAL	2.65 mm	7.5 mm	0				15.4 mm	CMOS		3.3 V		I2C	1.27 mm	R-PDSO-G24
PCF8584T/2	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	1	8	5	SMALL OUTLINE	SOP20,.4	4.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2.65 mm	7.5 mm	8	12 MHz	30	260	12.8 mm	CMOS		5 V	Parallel IO Port	8051; 8049; 8048; 68000; 6800; 8088; Z80	1.27 mm	R-PDSO-G20	3	Not Qualified		e4
935282231112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	0			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.3 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	0				7.8 mm	CMOS		3.3 V		I2C	.65 mm	R-PDSO-G24
935358995128	NXP Semiconductors	BUS CONTROLLER, I2C																		NICKEL PALLADIUM GOLD						30	260									1			e4
PCF8584T,518	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	1			SMALL OUTLINE		4.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2.65 mm	7.5 mm	8	12 MHz			12.8 mm	CMOS		5 V		8051; 8049; 8048; 68000; 6800; 8088; Z80	1.27 mm	R-PDSO-G20				e4
935272893112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	2			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.3 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	8				6.5 mm	CMOS		2.5 V		8049; 8051; 6800; 68000; Z80	.65 mm	R-PDSO-G20
935272894118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	2			SMALL OUTLINE		2.3 V	85 Cel		-40 Cel		DUAL	2.65 mm	7.5 mm	8				12.8 mm	CMOS		2.5 V		8049; 8051; 6800; 68000; Z80	1.27 mm	R-PDSO-G20
PCU9669B	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	48	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	8			FLATPACK, LOW PROFILE, FINE PITCH		3 V	85 Cel	5 MBps	-40 Cel	TIN	QUAD	1.6 mm	7 mm	8	12 MHz			7 mm	CMOS		3.3 V		I2C	.5 mm	S-PQFP-G48	1		IEEE 1149.1	e3
935279912128	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	0			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.4 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	0	18 MHz			5 mm	CMOS					.65 mm	R-PDSO-G16
PCF8584PN	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V	1	8	5	IN-LINE	DIP20,.3	4.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	4.2 mm	7.62 mm	8	12 MHz			26.73 mm	CMOS	1.5 mA	5 V	Parallel IO Port	8051; 8049; 8048; 68000; 6800; 8088; Z80	2.54 mm	R-PDIP-T20		Not Qualified		e4
935280629112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	0			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.4 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	0	.1 MHz			5 mm	CMOS				I2C	.65 mm	R-PDSO-G16
PCU9661B,118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	48	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	8		3.3	FLATPACK, LOW PROFILE, FINE PITCH	QFP48,.35SQ,20	3 V	85 Cel		-40 Cel	TIN	QUAD	1.6 mm	7 mm	8	12 MHz	30	260	7 mm	CMOS	25 mA	3.3 V	Bus Controllers		.5 mm	S-PQFP-G48	1	Not Qualified	IEEE 1149.1	e3
935275712518	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	1			SMALL OUTLINE		4.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2.65 mm	7.5 mm	8	12 MHz			12.8 mm	CMOS		5 V		8051; 8049; 8048; 68000; 6800; 8088; Z80	1.27 mm	R-PDSO-G20	3	Not Qualified		e4
935358996128	NXP Semiconductors	BUS CONTROLLER, I2C																		NICKEL PALLADIUM GOLD						30	260									1			e4
935282231118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	0			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.3 V	85 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm	0				7.8 mm	CMOS		3.3 V		I2C	.65 mm	R-PDSO-G24
935276769112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	3.6 V	2			IN-LINE		2.3 V	85 Cel		-40 Cel		DUAL	4.2 mm	7.62 mm	8				26.73 mm	CMOS		2.5 V		8049; 8051; 6800; 68000; Z80	2.54 mm	R-PDIP-T20
935282228118	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	UNSPECIFIED	YES	5.5 V	0			CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE		2.3 V	85 Cel		-40 Cel		QUAD	1 mm	4 mm	0				4 mm	CMOS		3.3 V		I2C	.5 mm	S-XQCC-N24
PCF8584T-T	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	1			SMALL OUTLINE		4.5 V	85 Cel		-40 Cel		DUAL	2.65 mm	7.5 mm	8	12 MHz			12.8 mm	CMOS	1.5 mA	5 V		8051; 8049; 8048; 68000; 6800; 8088; Z80	1.27 mm	R-PDSO-G20		Not Qualified
935279242112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	2			SMALL OUTLINE		2.3 V	85 Cel		-40 Cel		DUAL	2.65 mm	7.5 mm	8	28.5 MHz			12.8 mm	CMOS		2.5 V		I2C	1.27 mm	R-PDSO-G20

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.