SQUARE Bus Controllers 348

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Part	Manufacturer	Peripheral IC Type	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Surface Mount	Maximum Supply Voltage	Screening Level	Address Bus Width	Package Style (Meter)	Package Equivalence Code	Minimum Supply Voltage	Maximum Operating Temperature	Maximum Data Transfer Rate	Minimum Operating Temperature	Terminal Position	Maximum Seated Height	Width	External Data Bus Width	Maximum Clock Frequency	Peak Reflow Temperature (C)	Length	Technology	Maximum Supply Current	Nominal Supply Voltage	Bus Compatibility	Terminal Pitch	JESD-30 Code	Moisture Sensitivity Level (MSL)	Drive Interface Standard
PI7C9X3G816GPBHFCE	Diodes Incorporated	BUS CONTROLLER, PCI	BALL	324	HBGA	SQUARE	PLASTIC/EPOXY	YES	.99 V		0	GRID ARRAY, HEAT SINK/SLUG	BGA324,18X18,40	.9 V		.0125 MBps		BOTTOM	2.89 mm	19 mm	0	100 MHz		19 mm	CMOS		.95 V	I2C, SPI	1 mm	S-PBGA-B324
PI7C9X2G912GPANJEX	Diodes Incorporated	BUS CONTROLLER, PCI	BALL	196	LBGA	SQUARE	PLASTIC/EPOXY	YES	1.1 V	AEC-Q100		GRID ARRAY, LOW PROFILE	BGA196,14X14,40	1 V	85 Cel	625 MBps	-40 Cel	BOTTOM	1.5 mm	15 mm		100 MHz		15 mm	CMOS			I2C; SMBUS; SPI	1 mm	S-PBGA-B196
FT2232HPQ-TRAY	FTDI	BUS CONTROLLER, UNIVERSAL SERIAL BUS	NO LEAD	68	HVQCCN	SQUARE	UNSPECIFIED	YES	1.32 V		16	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC68,.32SQ,16	1.08 V	85 Cel	1.5 MBps	-40 Cel	QUAD	.9 mm	8 mm	8	12 MHz		8 mm	CMOS		1.2 V	I2C, UART	.4 mm	S-XQCC-N68		RS232; RS422; RS485
FT2232HPQ-REEL	FTDI	BUS CONTROLLER, UNIVERSAL SERIAL BUS	NO LEAD	68	HVQCCN	SQUARE	UNSPECIFIED	YES	1.32 V		16	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC68,.32SQ,16	1.08 V	85 Cel	1.5 MBps	-40 Cel	QUAD	.9 mm	8 mm	8	12 MHz		8 mm	CMOS		1.2 V	I2C, UART	.4 mm	S-XQCC-N68		RS232; RS422; RS485
FT4232HPQ-TRAY	FTDI	BUS CONTROLLER, UNIVERSAL SERIAL BUS	NO LEAD	68	HVQCCN	SQUARE		YES	1.32 V			CHIP CARRIER, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH	LCC68,.32SQ,16	1.08 V	85 Cel	60 MBps	-40 Cel	QUAD	.9 mm	8 mm				8 mm	CMOS		1.2 V	I2C; UART; USB	.4 mm	S-XQCC-N68	3
FT232HPQ-REEL	FTDI	BUS CONTROLLER, UNIVERSAL SERIAL BUS	NO LEAD	56	HVQCCN	SQUARE		YES	1.32 V			CHIP CARRIER, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH	LCC56,.31SQ,20	1.08 V	85 Cel	40 MBps	-40 Cel	QUAD	.9 mm	8 mm				8 mm	CMOS		1.2 V	I2C; SPI; UART; USB	.5 mm	S-XQCC-N56
FT232HPQ-TRAY	FTDI	BUS CONTROLLER, UNIVERSAL SERIAL BUS	NO LEAD	56	HVQCCN	SQUARE		YES	1.32 V			CHIP CARRIER, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH	LCC56,.31SQ,20	1.08 V	85 Cel	40 MBps	-40 Cel	QUAD	.9 mm	8 mm				8 mm	CMOS		1.2 V	I2C; SPI; UART; USB	.5 mm	S-XQCC-N56
PI7C9X112SLFDEX	Diodes Incorporated	BUS CONTROLLER, PCI	GULL WING	128	HLFQFP	SQUARE	PLASTIC/EPOXY	YES	1.1 V		32	FLATPACK, HEAT SINK/SLUG, LOW PROFILE, FINE PITCH	QFP128,.63SQ,16	.9 V	85 Cel	312.5 MBps	-40 Cel	QUAD	1.6 mm	14 mm	32	100 MHz		14 mm	CMOS		1 V	I2C; PCI; SMBUS; USB	.4 mm	S-PQFP-G128
CY7C65214D-32LTXIT	Infineon Technologies	BUS CONTROLLER, UNIVERSAL SERIAL BUS	NO LEAD	32	HVQCCN	SQUARE	UNSPECIFIED	YES	1.89 V		0	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC32,.2SQ,20	1.71 V	85 Cel	1.5 MBps	-40 Cel	QUAD	1 mm	5 mm	0	48 MHz		5 mm	CMOS	18 mA	1.8 V	SPI, USB	.5 mm	S-XQCC-N32
PEX8680-AA50RBCG	Broadcom	BUS CONTROLLER, PCI	BALL	1156	HBGA	SQUARE	PLASTIC/EPOXY	YES	1.05 V		0	GRID ARRAY, HEAT SINK/SLUG	BGA1156,34X34,40	.95 V	70 Cel		0 Cel	BOTTOM	2.85 mm	35 mm	0	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		0	GRID ARRAY, HEAT SINK/SLUG	BGA1156,34X34,40	.95 V	70 Cel		0 Cel	BOTTOM	2.85 mm	35 mm	0	250 MHz	245	35 mm	CMOS		1 V	I2C, PCI, SMBUS	1 mm	S-PBGA-B1156	4
UPD720202K8-711-BAA-M1-A	Renesas Electronics	BUS CONTROLLER, UNIVERSAL SERIAL BUS	NO LEAD	48	HVQCCN	SQUARE	UNSPECIFIED	YES	3.6 V		0	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC48,.28SQ,20	3 V	85 Cel	625 MBps	-40 Cel	QUAD	.9 mm	7 mm	0	100 MHz		7 mm	CMOS		3.3 V	PCI, SPI, USB	.5 mm	S-XQCC-N48

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.