NXP Semiconductors Bus Controllers 437

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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	Length	Technology	Maximum Supply Current	Nominal Supply Voltage	Sub-Category	Bus Compatibility	Terminal Pitch	JESD-30 Code	Moisture Sensitivity Level (MSL)	Qualification	JESD-609 Code
PCA9541D/03	NXP Semiconductors	BUS CONTROLLER, I2C	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		2.5/5	SMALL OUTLINE	SOP16,.25	2.3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1.75 mm	3.9 mm				9.9 mm	CMOS		2.5 V	Bus Controllers		1.27 mm	R-PDSO-G16	1	Not Qualified	e4
ISP1504ABS-S	NXP Semiconductors		INDUSTRIAL	NO LEAD	32	QCCN	SQUARE	PLASTIC/EPOXY	YES			3.3	CHIP CARRIER	LCC32,.2SQ,20		85 Cel		-40 Cel		QUAD								23 mA	3.3 V	Bus Controllers		.5 mm	S-PQCC-N32		Not Qualified
ISP1161A1BD,151	NXP Semiconductors	BUS CONTROLLER, UNIVERSAL SERIAL BUS	INDUSTRIAL	GULL WING	64	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	2		FLATPACK, LOW PROFILE, FINE PITCH	QFP64,.47SQ,20	3 V	85 Cel	15 MBps	-40 Cel		QUAD	1.6 mm	10 mm	ALSO OPERATES AT 5V SUPPLY	16	6 MHz	10 mm	CMOS	47 mA	3.3 V		SH-3; SH-4; ARM7; ARM9; STRONGARM; MIPS	.5 mm	S-PQFP-G64		Not Qualified
SC18IS604PW	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	1.71 V	105 Cel		-40 Cel		DUAL	1.1 mm	4.4 mm		0	.4 MHz	5 mm	CMOS	4 mA	3.3 V		I2C, SPI	.65 mm	R-PDSO-G16
SC18IS606PW	NXP Semiconductors	BUS CONTROLLER, I2C		GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	1.71 V	105 Cel	.225 MBps	-40 Cel		DUAL	1.1 mm	4.4 mm			1.875 MHz	5 mm	CMOS	4 mA	3.3 V		I2C; SPI	.65 mm	R-PDSO-G16

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.