DIP Bus Controllers 73

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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	Screening Level	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	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	Qualification	Drive Interface Standard	JESD-609 Code
MCP2221A-I/P	Microchip Technology	BUS CONTROLLER, UNIVERSAL SERIAL BUS	INDUSTRIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V					IN-LINE	DIP14,.3	3 V	85 Cel	1.5 MBps	-40 Cel	MATTE TIN	DUAL	5.334 mm	7.62 mm			12 MHz			19.05 mm	CMOS	15 mA	3.3 V		I2C; SMBUS; UART; USB	2.54 mm	R-PDIP-T14			e3
PCA9564N,112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	3.6 V		2		2.5/3.3	IN-LINE	DIP20,.3	2.3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	4.2 mm	7.62 mm		8				26.73 mm	CMOS	6 mA	2.5 V	Bus Controllers	8049; 8051; 6800; 68000; Z80	2.54 mm	R-PDIP-T20	Not Qualified		e4
MD82188	Intel		MILITARY	THROUGH-HOLE	28	DIP	RECTANGULAR	CERAMIC	NO		38535Q/M;38534H;883B			5	IN-LINE	DIP28,.6		125 Cel		-55 Cel	Tin/Lead (Sn/Pb)	DUAL									MOS	100 mA	5 V	Bus Controllers		2.54 mm	R-XDIP-T28	Not Qualified		e0
TD82188	Intel		INDUSTRIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	CERAMIC	NO					5	IN-LINE	DIP28,.6		85 Cel		-40 Cel	Tin/Lead (Sn/Pb)	DUAL									MOS	100 mA	5 V	Bus Controllers		2.54 mm	R-XDIP-T28	Not Qualified		e0
D8219	Intel		COMMERCIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	CERAMIC	NO					5	IN-LINE	DIP28,.6		70 Cel		0 Cel	Tin/Lead (Sn/Pb)	DUAL									MOS	240 mA	5 V	Bus Controllers		2.54 mm	R-XDIP-T28	Not Qualified		e0
NAT7210BPD	National Instruments	BUS CONTROLLER, IEEE 488 (GPIB)		THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.25 V		0			IN-LINE	DIP40,.6	4.75 V	70 Cel		0 Cel		DUAL	5.08 mm	15.24 mm		8	20 MHz			52.07 mm	CMOS	45 mA	5 V			2.54 mm	R-PDIP-T40		IEEE 488
MC68488L	Motorola	BUS CONTROLLER, IEEE 488 (GPIB)	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED	NO	5.25 V		3		5	IN-LINE	DIP40,.6	4.75 V	70 Cel		0 Cel	TIN LEAD	DUAL	4.06 mm	15.24 mm		8	1 MHz			50.8 mm	MOS		5 V	Bus Controllers	M6800	2.54 mm	R-CDIP-T40	Not Qualified	IEEE 488	e0
MC68488P	Motorola	BUS CONTROLLER, IEEE 488 (GPIB)	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.25 V		3		5	IN-LINE	DIP40,.6	4.75 V	70 Cel		0 Cel	TIN LEAD	DUAL	5.08 mm	15.24 mm		8	1 MHz			52.07 mm	MOS		5 V	Bus Controllers	M6800	2.54 mm	R-PDIP-T40	Not Qualified	IEEE 488	e0
TMS9914ANL	Texas Instruments	BUS CONTROLLER, IEEE 488 (GPIB)	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.25 V		3		5	IN-LINE	DIP40,.6	4.75 V	70 Cel		0 Cel		DUAL	5.08 mm	15.24 mm		8	5 MHz	NOT SPECIFIED	NOT SPECIFIED	52.455 mm	MOS	150 mA	5 V	Bus Controllers		2.54 mm	R-PDIP-T40	Not Qualified	IEEE 488
5962-8751901QA	Texas Instruments		OTHER	THROUGH-HOLE	40	DIP	RECTANGULAR	CERAMIC	NO		38535Q/M;38534H;883B			5	IN-LINE	DIP40,.6		110 Cel		-55 Cel		DUAL									MOS	200 mA	5 V	Bus Controllers		2.54 mm	R-XDIP-T40	Not Qualified
SMJ9914AJDS	Texas Instruments	BUS CONTROLLER, IEEE 488 (GPIB)	MILITARY	THROUGH-HOLE	40	DIP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED	NO	5.25 V	38535Q/M;38534H;883B	3		5	IN-LINE	DIP40,.6	4.75 V	125 Cel	.3515625 MBps	-55 Cel		DUAL	4.83 mm	15.24 mm		8		NOT SPECIFIED	NOT SPECIFIED	50.93 mm	CMOS		5 V	Bus Controllers		2.54 mm	R-CDIP-T40	Not Qualified	IEEE 488
TMS9914AJL	Texas Instruments	BUS CONTROLLER, IEEE 488 (GPIB)	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED	NO	5.25 V		3			IN-LINE		4.75 V	70 Cel		0 Cel		DUAL	4.089 mm	15.24 mm		8	5 MHz				MOS	150 mA	5 V			2.54 mm	R-CDIP-T40	Not Qualified	IEEE 488
TMS9914AJDL	Texas Instruments		COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	CERAMIC	NO					5	IN-LINE	DIP40,.6		70 Cel		0 Cel		DUAL									MOS		5 V	Bus Controllers		2.54 mm	R-XDIP-T40	Not Qualified
DP5380N	Texas Instruments	BUS CONTROLLER, SCSI	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V		3			IN-LINE		4.5 V	70 Cel	2.5 MBps	0 Cel		DUAL	5.334 mm	15.24 mm		8				52.235 mm	CMOS		5 V			2.54 mm	R-PDIP-T40
TUSB2140BN	Texas Instruments	BUS CONTROLLER, UNIVERSAL SERIAL BUS	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	3.6 V				3.3,5	IN-LINE	DIP40,.6	3 V	70 Cel		0 Cel		DUAL	5.08 mm	15.24 mm	IT ALSO REQUIRES 5V SUPPLY		48 MHz	NOT SPECIFIED	NOT SPECIFIED	52.455 mm	CMOS	100 mA	3.3 V	Bus Controllers	I2C	2.54 mm	R-PDIP-T40	Not Qualified
TUSB2140N	Texas Instruments	BUS CONTROLLER, UNIVERSAL SERIAL BUS	INDUSTRIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	3.6 V				3.3,5	IN-LINE	DIP40,.6	3 V	85 Cel		-40 Cel		DUAL	5.08 mm	15.24 mm	IT ALSO REQUIRES 5V SUPPLY		48 MHz	NOT SPECIFIED	NOT SPECIFIED	52.455 mm	CMOS	100 mA	3.3 V	Bus Controllers	I2C	2.54 mm	R-PDIP-T40	Not Qualified
MC141556P	NXP Semiconductors	BUS CONTROLLER, UNIVERSAL SERIAL BUS	OTHER	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V		0		5	IN-LINE	DIP28,.6	4.5 V	85 Cel	1.5 MBps	0 Cel		DUAL				0	24 MHz				CMOS	100 mA	5 V	Bus Controllers		2.54 mm	R-PDIP-T28	Not Qualified
MC141555P1	NXP Semiconductors	BUS CONTROLLER, UNIVERSAL SERIAL BUS	OTHER	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V		0			IN-LINE		4.5 V	85 Cel	1.5 MBps	0 Cel	Tin/Lead (Sn/Pb)	DUAL				0	24 MHz				CMOS		5 V				R-PDIP-T28	Not Qualified		e0
5962-8770501XA	NXP Semiconductors	BUS CONTROLLER, VME	MILITARY	THROUGH-HOLE	28	DIP	RECTANGULAR	UNSPECIFIED	NO	5.25 V	MIL-STD-883				IN-LINE		4.75 V	125 Cel		-55 Cel		DUAL					25 MHz				BIPOLAR		5 V				R-XDIP-T28	Not Qualified
PCF8584P,112	NXP Semiconductors	SERIAL IO/COMMUNICATION CONTROLLER, I2C BUS	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
PDIUSBD11N	NXP Semiconductors	BUS CONTROLLER, UNIVERSAL SERIAL BUS	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	3.6 V		0		3.3	IN-LINE	DIP16,.3	3 V	85 Cel	.125 MBps	-40 Cel		DUAL	4.2 mm	7.62 mm		0	12 MHz			19.025 mm	CMOS		3.3 V	Bus Controllers	I2C	2.54 mm	R-PDIP-T16	Not Qualified
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
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
PDIUSBD11NB	NXP Semiconductors	BUS CONTROLLER, UNIVERSAL SERIAL BUS	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	3.6 V		0			IN-LINE		3 V	85 Cel	.125 MBps	-40 Cel		DUAL	4.2 mm	7.62 mm		0				19.025 mm	CMOS		3.3 V		I2C	2.54 mm	R-PDIP-T16	Not Qualified
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
PDIUSBD12NB	NXP Semiconductors	BUS CONTROLLER, UNIVERSAL SERIAL BUS	INDUSTRIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	3.6 V		1			IN-LINE		3 V	85 Cel	2 MBps	-40 Cel		DUAL	5.08 mm	15.24 mm		8				36.51 mm	CMOS		3.3 V		80C51	2.54 mm	R-PDIP-T28	Not Qualified
5962-8770501XX	NXP Semiconductors	BUS CONTROLLER, VME	MILITARY	THROUGH-HOLE	28	DIP	RECTANGULAR	UNSPECIFIED	NO	5.25 V	MIL-STD-883				IN-LINE		4.75 V	125 Cel		-55 Cel		DUAL									BIPOLAR		5 V				R-XDIP-T28	Not Qualified
PDIUSBD12N	NXP Semiconductors	BUS CONTROLLER, UNIVERSAL SERIAL BUS	INDUSTRIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	3.6 V		1			IN-LINE		3 V	85 Cel	2 MBps	-40 Cel		DUAL	5.08 mm	15.24 mm		8				36.51 mm	CMOS		3.3 V		80C51	2.54 mm	R-PDIP-T28	Not Qualified
PDIUSBH12N	NXP Semiconductors	BUS CONTROLLER, UNIVERSAL SERIAL BUS	INDUSTRIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	3.6 V				3.3	IN-LINE	DIP28,.6	3 V	85 Cel	48 MBps	-40 Cel		DUAL	5.1 mm	15.24 mm			12 MHz			35.5 mm	CMOS		3.3 V	Bus Controllers	I2C	2.54 mm	R-PDIP-T28	Not Qualified
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
HEF4738VPN	NXP Semiconductors	BUS CONTROLLER, IEEE 488 (GPIB)	INDUSTRIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	12.5 V		0			IN-LINE		4.5 V	85 Cel		-40 Cel		DUAL	4.7 mm	15.24 mm		0				52 mm	CMOS					2.54 mm	R-PDIP-T40	Not Qualified	IEEE 488
HEF4738VP	NXP Semiconductors	BUS CONTROLLER, IEEE 488 (GPIB)	INDUSTRIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	12.5 V		0		4.5/12.5	IN-LINE	DIP40,.6	4.5 V	85 Cel		-40 Cel		DUAL	4.7 mm	15.24 mm		0				52 mm	CMOS	.75 mA		Bus Controllers		2.54 mm	R-PDIP-T40	Not Qualified	IEEE 488
PCA9564N	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	3.6 V		2		2.5/3.3	IN-LINE	DIP20,.3	2.3 V	85 Cel		-40 Cel	TIN/NICKEL PALLADIUM GOLD	DUAL	4.2 mm	7.62 mm		8				26.73 mm	CMOS	6 mA	2.5 V	Bus Controllers	8049; 8051; 6800; 68000; Z80	2.54 mm	R-PDIP-T20	Not Qualified		e3/e4
PCA9665N	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	3.6 V		0		2.5/3.3	IN-LINE	DIP20,.3	2.3 V	85 Cel		-40 Cel	TIN/NICKEL PALLADIUM GOLD	DUAL	4.2 mm	7.62 mm		8	1 MHz			26.73 mm	CMOS	8 mA	2.5 V	Bus Controllers	I2C	2.54 mm	R-PDIP-T20	Not Qualified		e3/e4
PCA9665N,112	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	3.6 V		0		2.5/3.3	IN-LINE	DIP20,.3	2.3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	4.2 mm	7.62 mm		8	1 MHz			26.73 mm	CMOS	8 mA	2.5 V	Bus Controllers	I2C	2.54 mm	R-PDIP-T20	Not Qualified		e4
SAB8288A-P	Infineon Technologies		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO					5	IN-LINE	DIP20,.3		70 Cel		0 Cel	Tin/Lead (Sn/Pb)	DUAL									BIPOLAR	140 mA	5 V	Bus Controllers		2.54 mm	R-PDIP-T20	Not Qualified		e0
SAB82C288-12-P	Infineon Technologies		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO					5	IN-LINE	DIP20,.3		70 Cel		0 Cel	Tin/Lead (Sn/Pb)	DUAL									CMOS	62.5 mA	5 V	Bus Controllers		2.54 mm	R-PDIP-T20	Not Qualified		e0
SAB82C288-P	Infineon Technologies		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO					5	IN-LINE	DIP20,.3		70 Cel		0 Cel	Tin/Lead (Sn/Pb)	DUAL									CMOS	40 mA	5 V	Bus Controllers		2.54 mm	R-PDIP-T20	Not Qualified		e0
SAB82C288-1-P	Infineon Technologies		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO					5	IN-LINE	DIP20,.3		70 Cel		0 Cel	Tin/Lead (Sn/Pb)	DUAL									CMOS	50 mA	5 V	Bus Controllers		2.54 mm	R-PDIP-T20	Not Qualified		e0
SAB8288-P	Infineon Technologies		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO					5	IN-LINE	DIP20,.3		70 Cel		0 Cel	Tin/Lead (Sn/Pb)	DUAL									BIPOLAR	230 mA	5 V	Bus Controllers		2.54 mm	R-PDIP-T20	Not Qualified		e0
UPB8288C	Renesas Electronics		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO					5	IN-LINE	DIP20,.3		70 Cel		0 Cel	Tin/Lead (Sn/Pb)	DUAL									BIPOLAR	230 mA	5 V	Bus Controllers		2.54 mm	R-PDIP-T20	Not Qualified		e0
MD82C88/883	Renesas Electronics		MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC	NO		38535Q/M;38534H;883B			5	IN-LINE	DIP20,.3		125 Cel		-55 Cel		DUAL									CMOS	8 mA	5 V	Bus Controllers		2.54 mm	R-XDIP-T20	Not Qualified
UPB8288D	Renesas Electronics		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC	NO					5	IN-LINE	DIP20,.3		70 Cel		0 Cel	Tin/Lead (Sn/Pb)	DUAL									BIPOLAR	230 mA	5 V	Bus Controllers		2.54 mm	R-XDIP-T20	Not Qualified		e0
MD82C88	Renesas Electronics		MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC	NO					5	IN-LINE	DIP20,.3		125 Cel		-55 Cel		DUAL									CMOS	8 mA	5 V	Bus Controllers		2.54 mm	R-XDIP-T20	Not Qualified
UPD71088C-A	Renesas Electronics		INDUSTRIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO					5	IN-LINE	DIP20,.3		85 Cel		-40 Cel	TIN BISMUTH	DUAL						10	260		CMOS	20 mA	5 V	Bus Controllers		2.54 mm	R-PDIP-T20	Not Qualified		e6
UPD7210C	Renesas Electronics		COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO					5	IN-LINE	DIP40,.6		70 Cel		0 Cel	Tin/Lead (Sn/Pb)	DUAL									MOS	180 mA	5 V	Bus Controllers		2.54 mm	R-PDIP-T40	Not Qualified		e0
UPD71088C10	Renesas Electronics		INDUSTRIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO					5	IN-LINE	DIP20,.3		85 Cel		-40 Cel	Tin/Lead (Sn/Pb)	DUAL									CMOS		5 V	Bus Controllers		2.54 mm	R-PDIP-T20	Not Qualified		e0
UPD71088C	Renesas Electronics		INDUSTRIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO					5	IN-LINE	DIP20,.3		85 Cel		-40 Cel	Tin/Lead (Sn/Pb)	DUAL									CMOS	20 mA	5 V	Bus Controllers		2.54 mm	R-PDIP-T20	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.