Parallel I/O Ports

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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	Additional Features	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
PSD854F2VA-12J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	3.6 V	3.3	CHIP CARRIER	LDCC52,.8SQ	3 V	70 Cel	0 Cel		N	QUAD	4	4.57 mm	19.1 mm		NOT SPECIFIED	NOT SPECIFIED	19.1 mm	2359296 Bits	CMOS	3.3 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J52	Not Qualified		.0001 Amp	27	.00000012 ns
PSD853F2V-20UI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	64	LQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	3.3	FLATPACK, LOW PROFILE	QFP64,.6SQ,32	3 V	85 Cel	-40 Cel	TIN	N	QUAD	4	1.54 mm	14 mm				14 mm	1310720 Bits	CMOS	3.3 V	Other Microprocessor ICs	.8 mm	S-PQFP-G64	Not Qualified	e3	.0002 Amp	27	.0000002 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
ZPSD413A1-70L	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	68	WQCCJ	SQUARE	CERAMIC, GLASS-SEALED	YES	5.5 V		CHIP CARRIER, WINDOW		4.5 V	70 Cel	0 Cel			QUAD	5	4.57 mm	24.13 mm	GENERAL PURPOSE ZPLD			24.13 mm		CMOS	5 V		1.27 mm	S-GQCC-J68	Not Qualified			40
ZPSD413A2-70U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK, LOW PROFILE	QFP80,.64SQ	4.5 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	5	1.6 mm	14 mm	GENERAL PURPOSE ZPLD			14 mm	1024 Bits	CMOS	5 V	Other Microprocessor ICs	.65 mm	S-PQFP-G80	Not Qualified	e0	.00002 Amp	40	.00000007 ns
PSD834F2VA-20U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	64	LQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	3.3	FLATPACK, LOW PROFILE	QFP64,.63SQ,32	3 V	70 Cel	0 Cel		N	QUAD	4	1.54 mm	14 mm				14 mm	2359296 Bits	CMOS	3.3 V	Other Microprocessor ICs	.8 mm	S-PQFP-G64	Not Qualified		.0001 Amp	27	.0000002 ns
PSD813F2-A-V-15J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	3.6 V		CHIP CARRIER		3 V	70 Cel	0 Cel	Matte Tin (Sn)		QUAD	4	4.57 mm	19.1262 mm				19.1262 mm		CMOS	3.3 V		1.27 mm	S-PQCC-J52	Not Qualified	e3		27
PSD854F2A-20MIT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	52	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		4.5 V	85 Cel	-40 Cel			QUAD	4	2.35 mm	10 mm				10 mm		CMOS	5 V		.65 mm	S-PQFP-G52	Not Qualified			27
PSD813F2V-20M	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	52	QFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	3.3	FLATPACK	QFP52,.52SQ	3 V	70 Cel	0 Cel	NICKEL PALLADIUM GOLD	N	QUAD	4	2.35 mm	10 mm				10 mm	1310720 Bits	CMOS	3.3 V	Other Microprocessor ICs	.65 mm	S-PQFP-G52	Not Qualified	e4	.0001 Amp	27	.0000002 ns
PSD853F2-70J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	CHIP CARRIER	LDCC52,.8SQ	4.5 V	70 Cel	0 Cel	MATTE TIN	N	QUAD	4	4.57 mm	19.1 mm				19.1 mm	1048576 Bits	CMOS	5 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J52	Not Qualified	e3	.0002 Amp	27	.00000007 ns
PSD813F2VA-15J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	3.6 V	3.3	CHIP CARRIER	LDCC52,.8SQ	3 V	70 Cel	0 Cel		N	QUAD	4	4.57 mm	19.1 mm				19.1 mm	1310720 Bits	CMOS	3.3 V	Other uPs/uCs/Peripheral ICs	1.27 mm	S-PQCC-J52	Not Qualified		.0001 Amp	27	.00000015 ns
PSD4135G2-C-15U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	TFQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK, THIN PROFILE, FINE PITCH		4.5 V	70 Cel	0 Cel			QUAD	7	1.2 mm	12 mm				12 mm		CMOS	5 V		.5 mm	S-PQFP-G80	Not Qualified			52
M8934F2W-15T1T	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	52	QFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V		FLATPACK		2.7 V	70 Cel	0 Cel			QUAD	4	2.45 mm	10 mm				10 mm		CMOS	3 V		.65 mm	S-PQFP-G52	Not Qualified			27
PSD402A1-90JI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		CHIP CARRIER		4.5 V	85 Cel	-40 Cel			QUAD	5	4.57 mm	24.13 mm				24.13 mm		CMOS	5 V		1.27 mm	S-PQCC-J68	Not Qualified			40
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
PSD934F2V-15MI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	52	QFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V		FLATPACK		3 V	85 Cel	-40 Cel	TIN		QUAD	3	2.35 mm	10 mm				10 mm		CMOS	3.3 V		.65 mm	S-PQFP-G52	Not Qualified	e3		27
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
ZPSD413A2-90J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	CHIP CARRIER	LDCC68,1.0SQ	4.5 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	5	4.57 mm	24.2316 mm	GENERAL PURPOSE ZPLD			24.2316 mm	1024 Bits	CMOS	5 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J68	Not Qualified	e0	.00002 Amp	40	.00000009 ns
PSD813F2A-70J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	CHIP CARRIER	LDCC52,.8SQ	4.5 V	70 Cel	0 Cel		N	QUAD	4	4.57 mm	19.1 mm				19.1 mm	1310720 Bits	CMOS	5 V	Other uPs/uCs/Peripheral ICs	1.27 mm	S-PQCC-J52	Not Qualified		.0002 Amp	27	.00000007 ns
EF6821PV	STMicroelectronics		COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO		5	IN-LINE	DIP40,.6		70 Cel	0 Cel	Tin/Lead (Sn/Pb)		DUAL									MOS	5 V	Parallel IO Port	2.54 mm	R-PDIP-T40	Not Qualified	e0
PSD402A1-70U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK, LOW PROFILE	QFP80,.64SQ	4.5 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	5	1.6 mm	14 mm	GENERAL PURPOSE ZPLD			14 mm	512 Bits	CMOS	5 V	Other Microprocessor ICs	.65 mm	S-PQFP-G80	Not Qualified	e0	.00002 Amp	40	.00000007 ns
PSD813F2A-20JIT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		CHIP CARRIER		4.5 V	85 Cel	-40 Cel			QUAD	4	4.57 mm	19.1 mm				19.1 mm		CMOS	5 V		1.27 mm	S-PQCC-J52	Not Qualified			27
PSD412A2-70U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK, LOW PROFILE	QFP80,.64SQ	4.5 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	5	1.6 mm	14 mm	GENERAL PURPOSE ZPLD			14 mm	512 Bits	CMOS	5 V	Other Microprocessor ICs	.65 mm	S-PQFP-G80	Not Qualified	e0	.00002 Amp	40	.00000007 ns
ZPSD511B1-C-15U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	LQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK, LOW PROFILE	QFP80,.64SQ	4.5 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	5	1.6 mm	14 mm	128K X 8 REPROGRAMMABLE EPROM; GENERAL PURPOSE ZPLD, DECODING ZPLD & PERIPHERAL ZPLD			14 mm	262144 Bits	CMOS	5 V	Other Microprocessor ICs	.65 mm	S-PQFP-G80	Not Qualified	e0	.00002 Amp	40	.00000015 ns
ZPSD411A1V-C-25J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	3	CHIP CARRIER	LDCC68,1.0SQ	2.7 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	5	4.57 mm	24.18 mm				24.18 mm	262144 Bits	CMOS	3 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J68	Not Qualified	e0	.000005 Amp	40	.00000025 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
PSD411A1-70UI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	80	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		4.5 V	85 Cel	-40 Cel			QUAD	5								CMOS	5 V			S-PQFP-G80	Not Qualified			40
PSD934F2V-20JIT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	3.6 V		CHIP CARRIER		3 V	85 Cel	-40 Cel	Matte Tin (Sn)		QUAD	3	4.57 mm	19.1262 mm				19.1262 mm		CMOS	3.3 V		1.27 mm	S-PQCC-J52	Not Qualified	e3		27
PSD813F2VA-90MIT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	52	QFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V		FLATPACK		3 V	85 Cel	-40 Cel			QUAD	4	2.35 mm	10 mm				10 mm		CMOS	3.3 V		.65 mm	S-PQFP-G52	Not Qualified			27
PSD4235G2-C-12U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	TFQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK, THIN PROFILE, FINE PITCH		4.5 V	70 Cel	0 Cel			QUAD	7	1.2 mm	12 mm				12 mm		CMOS	5 V		.5 mm	S-PQFP-G80	Not Qualified			52
PSD412A0-70JI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		CHIP CARRIER		4.5 V	85 Cel	-40 Cel			QUAD	5	4.57 mm	24.13 mm				24.13 mm		CMOS	5 V		1.27 mm	S-PQCC-J68	Not Qualified			40
PSD813F4VA-12MT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	52	QFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	3.3	FLATPACK	QFP52,.52SQ	3 V	70 Cel	0 Cel		N	QUAD	4	2.35 mm	10 mm		NOT SPECIFIED	NOT SPECIFIED	10 mm	1310720 Bits	CMOS	3.3 V	Other Microprocessor ICs	.65 mm	S-PQFP-G52	Not Qualified		.0001 Amp	27	.00000012 ns
M8813F3Y-90T1T	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	52	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK		4.5 V	70 Cel	0 Cel			QUAD	4	2.45 mm	10 mm				10 mm		CMOS	5 V		.65 mm	S-PQFP-G52	Not Qualified			27
PSD853F2V-12UT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	64	LQFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	3.3	FLATPACK, LOW PROFILE	QFP64,.6SQ,32	3 V	70 Cel	0 Cel	TIN	N	QUAD	4	1.54 mm	14 mm				14 mm	1310720 Bits	CMOS	3.3 V	Other Microprocessor ICs	.8 mm	S-PQFP-G64	Not Qualified	e3	.0002 Amp	27	.00000012 ns
ZPSD412A2-90L	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	68	WQCCJ	SQUARE	CERAMIC, GLASS-SEALED	YES	5.5 V		CHIP CARRIER, WINDOW		4.5 V	70 Cel	0 Cel			QUAD	5	4.57 mm	24.13 mm	GENERAL PURPOSE ZPLD			24.13 mm		CMOS	5 V		1.27 mm	S-GQCC-J68	Not Qualified			40
PSD501B1-C-15U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	68	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK	QFP80,.64SQ	4.5 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	5			128K X 8 REPROGRAMMABLE EPROM; GENERAL PURPOSE ZPLD, DECODING ZPLD & PERIPHERAL ZPLD				262144 Bits	CMOS	5 V	Other Microprocessor ICs	.635 mm	S-PQFP-G68	Not Qualified	e0	.00004 Amp	40	.00000015 ns
PSD412A0-15JI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		CHIP CARRIER		4.5 V	85 Cel	-40 Cel			QUAD	5	4.57 mm	24.13 mm				24.13 mm		CMOS	5 V		1.27 mm	S-PQCC-J68	Not Qualified			40
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
PSD813F2A-15JI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	CHIP CARRIER	LDCC52,.8SQ	4.5 V	85 Cel	-40 Cel		N	QUAD	4	4.57 mm	19.1 mm				19.1 mm	1310720 Bits	CMOS	5 V	Other uPs/uCs/Peripheral ICs	1.27 mm	S-PQCC-J52	Not Qualified		.0002 Amp	27	.00000015 ns
PSD4235G2-A-15U	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	GULL WING	80	TFQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		FLATPACK, THIN PROFILE, FINE PITCH		4.5 V	70 Cel	0 Cel			QUAD	7	1.2 mm	12 mm				12 mm		CMOS	5 V		.5 mm	S-PQFP-G80	Not Qualified			52
PSD834F2V-20MI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	52	QFP	SQUARE	PLASTIC/EPOXY	YES	3.6 V	3.3	FLATPACK	QFP52,.52SQ	3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	N	QUAD	4	2.35 mm	9.95 mm				9.95 mm	2359296 Bits	CMOS	3.3 V	Other Microprocessor ICs	.65 mm	S-PQFP-G52	Not Qualified	e4	.0001 Amp	27	.0000002 ns
PSD813F3-15MI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	52	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	FLATPACK	QFP52,.52SQ	4.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	N	QUAD	4	2.35 mm	9.95 mm				9.95 mm	1048576 Bits	CMOS	5 V	Other Microprocessor ICs	.65 mm	S-PQFP-G52	Not Qualified	e4	.0002 Amp	27	.00000015 ns
ZPSD403A1-90J	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	CHIP CARRIER	LDCC68,1.0SQ	4.5 V	70 Cel	0 Cel	TIN LEAD	N	QUAD	5	4.57 mm	24.2316 mm	GENERAL PURPOSE ZPLD			24.2316 mm	1024 Bits	CMOS	5 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J68	Not Qualified	e0	.00002 Amp	40	.00000009 ns
PSD813F4-70JIT	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V	5	CHIP CARRIER	LDCC52,.8SQ	4.5 V	85 Cel	-40 Cel	MATTE TIN	N	QUAD	4	4.57 mm	19.1 mm				19.1 mm	1310720 Bits	CMOS	5 V	Other Microprocessor ICs	1.27 mm	S-PQCC-J52	Not Qualified	e3	.0002 Amp	27	.00000007 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.