LFQFP Parallel I/O Ports 23

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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	No. of Bits	Bit Size	Power Supplies (V)	Package Style (Meter)	Package Equivalence Code	Minimum Supply Voltage	Maximum Operating Temperature	CPU Family	Minimum Operating Temperature	Terminal Finish	Ultraviolet Erasable	Terminal Position	No. of Ports	Maximum Seated Height	ROM Words	Width	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	ROM Bits Size	RAM Bytes	Technology	Nominal Supply Voltage	Sub-Category	ROM Programmability	Terminal Pitch	JESD-30 Code	Moisture Sensitivity Level (MSL)	Qualification	Speed	JESD-609 Code	Maximum Standby Current	No. of I/O Lines	Maximum Access Time
CY8C9560A-24AXI	Infineon Technologies	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	100	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5.25 V	60		3.3/5	FLATPACK, LOW PROFILE, FINE PITCH	QFP100,.63SQ,20	3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD		QUAD	8	1.6 mm		14 mm	40	260	14 mm			CMOS	3.3 V	Parallel IO Port		.5 mm	S-PQFP-G100	3	Not Qualified		e4		60
CY8C9560A-24AXIT	Infineon Technologies	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	100	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5.25 V	60		3.3/5	FLATPACK, LOW PROFILE, FINE PITCH	QFP100,.63SQ,20	3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD		QUAD	8	1.6 mm		14 mm	40	260	14 mm			CMOS	3.3 V	Parallel IO Port		.5 mm	S-PQFP-G100	3	Not Qualified		e4		60
PSD4235G2-90UT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V			5	FLATPACK, LOW PROFILE, FINE PITCH	TQFP80,.55SQ	4.5 V	70 Cel		0 Cel	MATTE TIN/NICKEL PALLADIUM GOLD	N	QUAD	7	1.6 mm		12 mm	NOT SPECIFIED	260	12 mm	4456448 Bits		CMOS	5 V	Other Microprocessor ICs		.5 mm	S-PQFP-G80		Not Qualified		e3/e4	.0002 Amp	52	.00000009 ns
PSD835G2V-90UIT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V			3.3	FLATPACK, LOW PROFILE, FINE PITCH	TQFP80,.55SQ	3 V	85 Cel		-40 Cel		N	QUAD	7	1.6 mm		12 mm			12 mm	4456448 Bits		CMOS	3.3 V	Other Microprocessor ICs		.5 mm	S-PQFP-G80		Not Qualified			.0001 Amp	52	.00000009 ns
PSD4256G6V-10UI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V			3/3.3	FLATPACK, LOW PROFILE, FINE PITCH	TQFP80,.55SQ	2.7 V	85 Cel		-40 Cel	TIN/NICKEL PALLADIUM GOLD	N	QUAD	7	1.6 mm		12 mm	NOT SPECIFIED	NOT SPECIFIED	12 mm	8912896 Bits		CMOS	3 V	Other Microprocessor ICs		.5 mm	S-PQFP-G80		Not Qualified		e3/e4	.0001 Amp	52
UPSD3253B-40U1	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		8	5	FLATPACK, LOW PROFILE, FINE PITCH	QFP80,.55SQ,20	4.5 V	70 Cel	8051	0 Cel	TIN		QUAD	9	1.6 mm	131072	12 mm			12 mm		32768	CMOS	5 V	Microcontrollers	FLASH	.5 mm	S-PQFP-G80		Not Qualified	40 rpm	e3		63
PSD4235G2-70UIT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V			5	FLATPACK, LOW PROFILE, FINE PITCH	TQFP80,.55SQ	4.5 V	85 Cel		-40 Cel	MATTE TIN/NICKEL PALLADIUM GOLD	N	QUAD	7	1.6 mm		12 mm	NOT SPECIFIED	260	12 mm	4456448 Bits		CMOS	5 V	Other Microprocessor ICs		.5 mm	S-PQFP-G80		Not Qualified		e3/e4	.0002 Amp	52	.00000007 ns
PSD4235G2-90UIT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V			5	FLATPACK, LOW PROFILE, FINE PITCH	TQFP80,.55SQ	4.5 V	85 Cel		-40 Cel	TIN/NICKEL PALLADIUM GOLD	N	QUAD	7	1.6 mm		12 mm	NOT SPECIFIED	NOT SPECIFIED	12 mm	4456448 Bits		CMOS	5 V	Other Microprocessor ICs		.5 mm	S-PQFP-G80		Not Qualified		e3/e4	.0002 Amp	52	.00000009 ns
PSD4256G6V-10UIT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V			3/3.3	FLATPACK, LOW PROFILE, FINE PITCH	TQFP80,.55SQ	2.7 V	85 Cel		-40 Cel	TIN/NICKEL PALLADIUM GOLD	N	QUAD	7	1.6 mm		12 mm	NOT SPECIFIED	NOT SPECIFIED	12 mm	8912896 Bits		CMOS	3 V	Other Microprocessor ICs		.5 mm	S-PQFP-G80		Not Qualified		e3/e4	.0001 Amp	52
PSD835G2V-12UIT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V			3.3	FLATPACK, LOW PROFILE, FINE PITCH	TQFP80,.55SQ	3 V	85 Cel		-40 Cel	TIN	N	QUAD	7	1.6 mm		12 mm			12 mm	4456448 Bits		CMOS	3.3 V	Other Microprocessor ICs		.5 mm	S-PQFP-G80		Not Qualified		e3	.0001 Amp	52	.00000012 ns
PSD4235G2-70UT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V			5	FLATPACK, LOW PROFILE, FINE PITCH	TQFP80,.55SQ	4.5 V	70 Cel		0 Cel	MATTE TIN/NICKEL PALLADIUM GOLD	N	QUAD	7	1.6 mm		12 mm	NOT SPECIFIED	260	12 mm	4456448 Bits		CMOS	5 V	Other Microprocessor ICs		.5 mm	S-PQFP-G80		Not Qualified		e3/e4	.0002 Amp	52	.00000007 ns
PSD835G2V-90UT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V			3.3	FLATPACK, LOW PROFILE, FINE PITCH	TQFP80,.55SQ	3 V	70 Cel		0 Cel		N	QUAD	7	1.6 mm		12 mm			12 mm	4456448 Bits		CMOS	3.3 V	Other Microprocessor ICs		.5 mm	S-PQFP-G80		Not Qualified			.0001 Amp	52	.00000009 ns
UPSD3253B-40U1T	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		8	5	FLATPACK, LOW PROFILE, FINE PITCH	QFP80,.55SQ,20	4.5 V	70 Cel	8051	0 Cel	TIN		QUAD	9	1.6 mm	131072	12 mm			12 mm		32768	CMOS	5 V	Microcontrollers	FLASH	.5 mm	S-PQFP-G80		Not Qualified	40 rpm	e3		63
PSD4256G6V-10UT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V			3/3.3	FLATPACK, LOW PROFILE, FINE PITCH	TQFP80,.55SQ	2.7 V	70 Cel		0 Cel	MATTE TIN/NICKEL PALLADIUM GOLD	N	QUAD	7	1.6 mm		12 mm	NOT SPECIFIED	260	12 mm	8912896 Bits		CMOS	3 V	Other Microprocessor ICs		.5 mm	S-PQFP-G80		Not Qualified		e3/e4	.0001 Amp	52
UPSD3253B-40U6T	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		8	5	FLATPACK, LOW PROFILE, FINE PITCH	QFP80,.55SQ,20	4.5 V	85 Cel	8051	-40 Cel	TIN		QUAD	9	1.6 mm	131072	12 mm			12 mm		32768	CMOS	5 V	Microcontrollers	FLASH	.5 mm	S-PQFP-G80		Not Qualified	40 rpm	e3		63
UPSD3253B-40U6	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		8	5	FLATPACK, LOW PROFILE, FINE PITCH	QFP80,.55SQ,20	4.5 V	85 Cel	8051	-40 Cel	TIN		QUAD	9	1.6 mm	131072	12 mm			12 mm		32768	CMOS	5 V	Microcontrollers	FLASH	.5 mm	S-PQFP-G80		Not Qualified	40 rpm	e3		63
PSD835G2V-120UIT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V				FLATPACK, LOW PROFILE, FINE PITCH		3 V	85 Cel		-40 Cel			QUAD	7	1.6 mm		12 mm			12 mm			CMOS	3.3 V			.5 mm	S-PQFP-G80		Not Qualified				52
PSD835G2V-120UT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V				FLATPACK, LOW PROFILE, FINE PITCH		3 V	70 Cel		0 Cel			QUAD	7	1.6 mm		12 mm			12 mm			CMOS	3.3 V			.5 mm	S-PQFP-G80		Not Qualified				52
PSD835G2V-12UT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V			3.3	FLATPACK, LOW PROFILE, FINE PITCH	TQFP80,.55SQ	3 V	70 Cel		0 Cel		N	QUAD	7	1.6 mm		12 mm		260	12 mm	4456448 Bits		CMOS	3.3 V	Other Microprocessor ICs		.5 mm	S-PQFP-G80		Not Qualified		e3/e4	.0001 Amp	52	.00000012 ns
PSD4256G6V-10U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V			3/3.3	FLATPACK, LOW PROFILE, FINE PITCH	TQFP80,.55SQ	2.7 V	70 Cel		0 Cel	TIN/NICKEL PALLADIUM GOLD	N	QUAD	7	1.6 mm		12 mm	NOT SPECIFIED	NOT SPECIFIED	12 mm	8912896 Bits		CMOS	3 V	Other Microprocessor ICs		.5 mm	S-PQFP-G80		Not Qualified		e3/e4	.0001 Amp	52
VSC060KM	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	OTHER	GULL WING	144	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V				FLATPACK, LOW PROFILE, FINE PITCH		3 V	85 Cel		0 Cel			QUAD	12	1.6 mm		20 mm	NOT SPECIFIED	NOT SPECIFIED	20 mm			CMOS	3.3 V			.5 mm	S-PQFP-G144						96
VSC060XKM	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	OTHER	GULL WING	144	LFQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V				FLATPACK, LOW PROFILE, FINE PITCH		3 V	85 Cel		0 Cel			QUAD	12	1.6 mm		20 mm	NOT SPECIFIED	NOT SPECIFIED	20 mm			CMOS	3.3 V			.5 mm	S-PQFP-G144						96
R8A66153FP	Renesas Electronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	64	LFQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	8		5	FLATPACK, LOW PROFILE, FINE PITCH	QFP64,.47SQ,20	4.5 V	85 Cel		-40 Cel			QUAD	5	1.7 mm		10 mm	NOT SPECIFIED	NOT SPECIFIED	10 mm			CMOS	5 V	Parallel IO Port		.5 mm	S-PQFP-G64		Not Qualified				44

Parallel I/O Ports

Parallel I/O (Input/Output) ports are a type of interface that allows a microcontroller or microprocessor to communicate with other devices in a parallel fashion. This means that multiple bits of data can be transmitted or received simultaneously, as opposed to serial communication which transmits or receives data one bit at a time.

Parallel I/O ports are commonly found in a wide range of electronic devices, including computers, printers, and industrial control systems. They typically consist of a number of input and output lines, with each line representing a single bit of data. The number of lines can vary depending on the specific device, with some systems having only a few lines while others may have dozens or even hundreds.

One of the advantages of parallel I/O ports is their ability to transfer large amounts of data quickly and efficiently. This makes them particularly useful in applications where real-time data acquisition or high-speed communication is required. For example, parallel ports are commonly used in printers and other peripherals to transfer large amounts of data quickly.

However, one of the limitations of parallel I/O ports is that they require a large number of pins on the microcontroller or microprocessor to accommodate all of the data lines. This can make them difficult to implement in systems with limited space or where a large number of I/O lines are required. In addition, parallel I/O ports can be more susceptible to noise and interference compared to serial communication, which can affect data integrity and transmission speeds.