44 Parallel I/O Ports 707

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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	Power Supplies (V)	Package Style (Meter)	Package Equivalence Code	Minimum Supply Voltage	Maximum Operating Temperature	Minimum Operating Temperature	Terminal Finish	Ultraviolet Erasable	Terminal Position	No. of Ports	Maximum Seated Height	Width	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	ROM Bits Size	Technology	Nominal Supply Voltage	Sub-Category	Terminal Pitch	JESD-30 Code	Qualification	JESD-609 Code	Maximum Standby Current	No. of I/O Lines	Maximum Access Time
ZPSD311R-70LMB	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	MILITARY	J BEND	44	WQCCJ	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	5.5 V		CHIP CARRIER, WINDOW		4.5 V	125 Cel	-55 Cel	GOLD		QUAD	3	4.57 mm	16.51 mm			16.51 mm		CMOS	5 V		1.27 mm	S-CQCC-J44	Not Qualified	e4		19
ZPSD311R-90JI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		CHIP CARRIER		4.5 V	85 Cel	-40 Cel	Matte Tin (Sn)		QUAD	3	4.57 mm	16.5862 mm			16.5862 mm		CMOS	5 V		1.27 mm	S-PQCC-J44	Not Qualified	e3		19
ZPSD313V-25M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		2.7 V	70 Cel	0 Cel	TIN		QUAD	3	2.35 mm	10 mm			10 mm		CMOS	3 V		.8 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD302V-B-25J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	3	CHIP CARRIER	LDCC44,.7SQ	2.7 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	3	4.57 mm	16.56 mm			16.56 mm	524288 Bits	CMOS	3 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J44	Not Qualified	e0	.000005 Amp	19	.00000025 ns
ZPSD312R-15LMB	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	MILITARY	J BEND	44	WQCCJ	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	5.5 V		CHIP CARRIER, WINDOW		4.5 V	125 Cel	-55 Cel	GOLD		QUAD	3	4.57 mm	16.51 mm			16.51 mm		CMOS	5 V		1.27 mm	S-CQCC-J44	Not Qualified	e4		19
ZPSD312V-20LI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	44	WQCCJ	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	5.5 V	3	CHIP CARRIER, WINDOW	LDCC44,.7SQ	2.7 V	85 Cel	-40 Cel	GOLD	Y	QUAD	3	4.57 mm	16.51 mm			16.51 mm	512 Bits	CMOS	3 V	Other Microprocessor ICs	1.27 mm	S-CQCC-J44	Not Qualified	e4	.000005 Amp	19	.0000002 ns
ZPSD301-15M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		4.5 V	70 Cel	0 Cel	TIN		QUAD	3	2.35 mm	10 mm			10 mm		CMOS	5 V		.8 mm	S-PQFP-G44	Not Qualified	e3		19
PSD312-B-70U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	LQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK, LOW PROFILE	QFP44,.63SQ,40	4.5 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	3	1.6 mm	14 mm			14 mm	524288 Bits	CMOS	5 V	Other Microprocessor ICs	1 mm	S-PQFP-G44	Not Qualified	e0	.0001 Amp	19	.00000007 ns
ZPSD302R-15M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		4.5 V	70 Cel	0 Cel	TIN		QUAD	3	2.35 mm	10 mm			10 mm		CMOS	5 V		.8 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD302R-15UI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	44	LQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK, LOW PROFILE		4.5 V	85 Cel	-40 Cel	TIN		QUAD	3	1.6 mm	14 mm			14 mm		CMOS	5 V		1 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD311V-B-20U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	LQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	3	FLATPACK, LOW PROFILE	QFP44,.63SQ,40	2.7 V	70 Cel	0 Cel	NICKEL PALLADIUM GOLD	N	QUAD	3	1.6 mm	14 mm			14 mm	262144 Bits	CMOS	3 V	Other Microprocessor ICs	1 mm	S-PQFP-G44	Not Qualified	e4	.000005 Amp	19	.0000002 ns
ZPSD211RV-B-25J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	3	CHIP CARRIER	LDCC44,.7SQ	2.7 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	3	4.57 mm	16.5862 mm			16.5862 mm	262144 Bits	CMOS	3 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J44	Not Qualified	e0	.000005 Amp	19	.00000025 ns
ZPSD311R-B-15M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK	QFP44,.5SQ,32	4.5 V	70 Cel	0 Cel	NICKEL PALLADIUM GOLD	N	QUAD	3	2.35 mm	10 mm			10 mm	262144 Bits	CMOS	5 V	Other Microprocessor ICs	.8 mm	S-PQFP-G44	Not Qualified	e4	.00002 Amp	19	.00000015 ns
PSD313-A-20JM	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	MILITARY	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		CHIP CARRIER		4.5 V	125 Cel	-55 Cel			QUAD	3	4.57 mm	16.5862 mm			16.5862 mm		CMOS	5 V		1.27 mm	S-PQCC-J44	Not Qualified			19
ZPSD301-70M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		4.5 V	70 Cel	0 Cel	TIN		QUAD	3	2.35 mm	10 mm			10 mm		CMOS	5 V		.8 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD302R-70UI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	44	LQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK, LOW PROFILE		4.5 V	85 Cel	-40 Cel	TIN		QUAD	3	1.6 mm	14 mm			14 mm		CMOS	5 V		1 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD301-B-70L	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	44	WQCCJ	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	5.5 V	5	CHIP CARRIER, WINDOW	LDCC44,.7SQ	4.5 V	70 Cel	0 Cel	TIN LEAD	Y	QUAD	3	4.57 mm	16.485 mm			16.485 mm	262144 Bits	CMOS	5 V	Other Microprocessor ICs	1.27 mm	S-CQCC-J44	Not Qualified	e0	.00002 Amp	19	.00000007 ns
PSD311-B-15J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	CHIP CARRIER	LDCC44,.7SQ	4.5 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	3	4.57 mm	16.56 mm			16.56 mm	262144 Bits	CMOS	5 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J44	Not Qualified	e0	.0001 Amp	19	.00000015 ns
ZPSD301R-70U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	LQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK, LOW PROFILE		4.5 V	70 Cel	0 Cel	TIN		QUAD	3	1.6 mm	14 mm			14 mm		CMOS	5 V		1 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD303R-90MI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		4.5 V	85 Cel	-40 Cel	TIN		QUAD	3	2.35 mm	10 mm			10 mm		CMOS	5 V		.8 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD312R-15J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		CHIP CARRIER		4.5 V	70 Cel	0 Cel	Matte Tin (Sn)		QUAD	3	4.57 mm	16.5862 mm			16.5862 mm		CMOS	5 V		1.27 mm	S-PQCC-J44	Not Qualified	e3		19
ZPSD303-70M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		4.5 V	70 Cel	0 Cel	TIN		QUAD	3	2.35 mm	10 mm			10 mm		CMOS	5 V		.8 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD312-B-90JI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	CHIP CARRIER	LDCC44,.7SQ	4.5 V	85 Cel	-40 Cel	TIN LEAD	N	QUAD	3	4.57 mm	16.56 mm			16.56 mm	524288 Bits	CMOS	5 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J44	Not Qualified	e0	.00002 Amp	19	.00000009 ns
PSD312-B-70L	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	44	WQCCJ	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	5.5 V	5	CHIP CARRIER, WINDOW	LDCC44,.7SQ	4.5 V	70 Cel	0 Cel	TIN LEAD	Y	QUAD	3	4.57 mm	16.485 mm			16.485 mm	524288 Bits	CMOS	5 V	Other Microprocessor ICs	1.27 mm	S-CQCC-J44	Not Qualified	e0	.0001 Amp	19	.00000007 ns
ZPSD304V-20L	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	44	WQCCJ	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	5.5 V		CHIP CARRIER, WINDOW		2.7 V	70 Cel	0 Cel			QUAD	3	4.57 mm	16.51 mm			16.51 mm		CMOS	3 V		1.27 mm	S-CQCC-J44	Not Qualified			19
PSD301R-B-70J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	CHIP CARRIER	LDCC44,.7SQ	4.5 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	3	4.57 mm	16.56 mm			16.56 mm	262144 Bits	CMOS	5 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J44	Not Qualified	e0	.0001 Amp	19	.00000007 ns
ZPSD311V-25M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		2.7 V	70 Cel	0 Cel	TIN		QUAD	3	2.35 mm	10 mm			10 mm		CMOS	3 V		.8 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD311R-70JI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		CHIP CARRIER		4.5 V	85 Cel	-40 Cel	Matte Tin (Sn)		QUAD	3	4.57 mm	16.5862 mm			16.5862 mm		CMOS	5 V		1.27 mm	S-PQCC-J44	Not Qualified	e3		19
ZPSD312V-B-25U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	LQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	3	FLATPACK, LOW PROFILE	QFP44,.63SQ,40	2.7 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	3	1.6 mm	14 mm			14 mm	524288 Bits	CMOS	3 V	Other Microprocessor ICs	1 mm	S-PQFP-G44	Not Qualified	e0	.000005 Amp	19	.00000025 ns
ZPSD313-B-70M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK	QFP44,.5SQ,32	4.5 V	70 Cel	0 Cel	NICKEL PALLADIUM GOLD	N	QUAD	3	2.35 mm	10 mm			10 mm	1048576 Bits	CMOS	5 V	Other Microprocessor ICs	.8 mm	S-PQFP-G44	Not Qualified	e4	.00002 Amp	19	.00000007 ns
ZPSD311V-20LI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	44	WQCCJ	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	5.5 V	3	CHIP CARRIER, WINDOW	LDCC44,.7SQ	2.7 V	85 Cel	-40 Cel	GOLD	Y	QUAD	3	4.57 mm	16.51 mm			16.51 mm	256 Bits	CMOS	3 V	Other Microprocessor ICs	1.27 mm	S-CQCC-J44	Not Qualified	e4	.000005 Amp	19	.0000002 ns
ZPSD302R-70MI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		4.5 V	85 Cel	-40 Cel	TIN		QUAD	3	2.35 mm	10 mm			10 mm		CMOS	5 V		.8 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD211R-B-15M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK	QFP44,.5SQ,32	4.5 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	3	2.35 mm	10 mm			10 mm	262144 Bits	CMOS	5 V	Other Microprocessor ICs	.8 mm	S-PQFP-G44	Not Qualified	e0	.00002 Amp	19	.00000015 ns
ZPSD311V-B-20M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	3	FLATPACK	QFP44,.5SQ,32	2.7 V	70 Cel	0 Cel	NICKEL PALLADIUM GOLD	N	QUAD	3	2.35 mm	10 mm			10 mm	262144 Bits	CMOS	3 V	Other Microprocessor ICs	.8 mm	S-PQFP-G44	Not Qualified	e4	.000005 Amp	19	.0000002 ns
ZPSD302R-70U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	LQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK, LOW PROFILE		4.5 V	70 Cel	0 Cel	TIN		QUAD	3	1.6 mm	14 mm			14 mm		CMOS	5 V		1 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD301V-B-25L	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	44	WQCCJ	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	5.5 V	3	CHIP CARRIER, WINDOW	LDCC44,.7SQ	2.7 V	70 Cel	0 Cel	TIN LEAD	Y	QUAD	3	4.57 mm	16.485 mm			16.485 mm	262144 Bits	CMOS	3 V	Other Microprocessor ICs	1.27 mm	S-CQCC-J44	Not Qualified	e0	.000005 Amp	19	.00000025 ns
ZPSD302-70LMB	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	MILITARY	J BEND	44	WQCCJ	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	5.5 V		CHIP CARRIER, WINDOW		4.5 V	125 Cel	-55 Cel	GOLD		QUAD	3	4.57 mm	16.51 mm			16.51 mm		CMOS	5 V		1.27 mm	S-CQCC-J44	Not Qualified	e4		19
ZPSD301-B-70M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK	QFP44,.5SQ,32	4.5 V	70 Cel	0 Cel	NICKEL PALLADIUM GOLD	N	QUAD	3	2.35 mm	10 mm			10 mm	262144 Bits	CMOS	5 V	Other Microprocessor ICs	.8 mm	S-PQFP-G44	Not Qualified	e4	.00002 Amp	19	.00000007 ns
PSD303R-B-70J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	CHIP CARRIER	LDCC44,.7SQ	4.5 V	70 Cel	0 Cel	MATTE TIN	N	QUAD	3	4.57 mm	16.56 mm			16.56 mm	1048576 Bits	CMOS	5 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J44	Not Qualified	e3	.0001 Amp	19	.00000007 ns
ZPSD313R-15M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		4.5 V	70 Cel	0 Cel	TIN		QUAD	3	2.35 mm	10 mm			10 mm		CMOS	5 V		.8 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD311R-15JI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		CHIP CARRIER		4.5 V	85 Cel	-40 Cel	Matte Tin (Sn)		QUAD	3	4.57 mm	16.5862 mm			16.5862 mm		CMOS	5 V		1.27 mm	S-PQCC-J44	Not Qualified	e3		19
PSD303R-B-15J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	CHIP CARRIER	LDCC44,.7SQ	4.5 V	70 Cel	0 Cel	MATTE TIN	N	QUAD	3	4.57 mm	16.56 mm			16.56 mm	1048576 Bits	CMOS	5 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J44	Not Qualified	e3	.0001 Amp	19	.00000015 ns
ZPSD303R-15U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	LQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK, LOW PROFILE		4.5 V	70 Cel	0 Cel	TIN		QUAD	3	1.6 mm	14 mm			14 mm		CMOS	5 V		1 mm	S-PQFP-G44	Not Qualified	e3		19
PSD313-B-70M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK	QFP44,.5SQ,32	4.5 V	70 Cel	0 Cel	MATTE TIN/NICKEL PALLADIUM GOLD	N	QUAD	3	2.35 mm	10 mm	NOT SPECIFIED	260	10 mm	1048576 Bits	CMOS	5 V	Other Microprocessor ICs	.8 mm	S-PQFP-G44	Not Qualified	e3/e4	.0001 Amp	19	.00000007 ns
ZPSD312V-25MI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		2.7 V	85 Cel	-40 Cel	TIN		QUAD	3	2.35 mm	10 mm			10 mm		CMOS	3 V		.8 mm	S-PQFP-G44	Not Qualified	e3		19
ZPSD313V-B-20M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	3	FLATPACK	QFP44,.5SQ,32	2.7 V	70 Cel	0 Cel	NICKEL PALLADIUM GOLD	N	QUAD	3	2.35 mm	10 mm			10 mm	1048576 Bits	CMOS	3 V	Other Microprocessor ICs	.8 mm	S-PQFP-G44	Not Qualified	e4	.000005 Amp	19	.0000002 ns
PSD211R-B-15L	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	44	QCCJ	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	5.5 V	5	CHIP CARRIER	LDCC44,.7SQ	4.5 V	70 Cel	0 Cel	TIN LEAD	Y	QUAD	3	4.57 mm	16.51 mm			16.51 mm	262144 Bits	CMOS	5 V	Other Microprocessor ICs	1.27 mm	S-CQCC-J44	Not Qualified	e0	.0001 Amp	19	.00000015 ns
PSD303-B-90MI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK	QFP44,.5SQ,32	4.5 V	85 Cel	-40 Cel	MATTE TIN/NICKEL PALLADIUM GOLD	N	QUAD	3	2.35 mm	10 mm	NOT SPECIFIED	260	10 mm	1048576 Bits	CMOS	5 V	Other Microprocessor ICs	.8 mm	S-PQFP-G44	Not Qualified	e3/e4	.0001 Amp	19	.00000009 ns

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.