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	Screening Level	Address Bus Width	No. of Bits	Power Supplies (V)	Package Style (Meter)	Package Equivalence Code	Minimum Supply Voltage	Maximum Operating Temperature	Minimum Operating Temperature	Terminal Finish	Terminal Position	No. of Ports	Maximum Seated Height	Width	External Data Bus Width	Maximum Clock Frequency	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	No. of Timers	Technology	Maximum Supply Current	Nominal Supply Voltage	Sub-Category	Terminal Pitch	JESD-30 Code	Moisture Sensitivity Level (MSL)	Qualification	JESD-609 Code	No. of I/O Lines
PCA8574APW,112	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			8	2.5/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP20,.25	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	1.1 mm	4.4 mm			30	260	5 mm		CMOS		3 V	Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9534DBRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			8	2.5/5	SMALL OUTLINE, SHRINK PITCH	SSOP16,.3	2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2 mm	5.3 mm			30	260	6.2 mm		CMOS		5 V	Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9534DW	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	8	2.5/5	SMALL OUTLINE	SOP16,.4	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	2.65 mm	7.5 mm		.4 MHz	NOT SPECIFIED	260	10.3 mm		CMOS	.175 mA	5 V	Parallel IO Ports	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9539APW	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V					SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		1.65 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	1.1 mm	4.4 mm					7.8 mm		CMOS		1.8 V		.65 mm	R-PDSO-G24	1		e4	16
PCA9539BS,115	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V			16	2.5/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	QUAD	2	1 mm	4 mm			30	260	4 mm		CMOS		3 V	Parallel IO Port	.5 mm	S-PQCC-N24	1	Not Qualified	e4	16
PCA9539DWRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			16	2.5/5	SMALL OUTLINE	SOP24,.4	2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	2.65 mm	7.5 mm			30	260	15.4 mm		CMOS		3 V	Parallel IO Port	1.27 mm	R-PDSO-G24	1	Not Qualified	e4	16
TCA9554DBQR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	8		SMALL OUTLINE, SHRINK PITCH		1.65 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2 mm	5.3 mm		.4 MHz	30	260	6.2 mm		CMOS		1.8 V		.65 mm	R-PDSO-G16	2		e4	8
XRA1200PIG16TR-F	Exar	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V			8	1.8/3.3	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	1.65 V	85 Cel	-40 Cel	MATTE TIN	DUAL	1	1.2 mm	4.4 mm					5 mm		CMOS		1.8 V	Parallel IO Port	.65 mm	R-PDSO-G16	1	Not Qualified	e3	8
PCA9534DWG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	8	2.5/5	SMALL OUTLINE	SOP16,.4	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	2.65 mm	7.5 mm		.4 MHz	NOT SPECIFIED	260	10.3 mm		CMOS	.175 mA	5 V	Parallel IO Ports	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9534DWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	8	2.5/5	SMALL OUTLINE	SOP16,.4	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	2.65 mm	7.5 mm		.4 MHz	NOT SPECIFIED	260	10.3 mm		CMOS	.175 mA	5 V	Parallel IO Ports	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9534DWRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			8	2.5/5	SMALL OUTLINE	SOP16,.4	2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2.65 mm	7.5 mm		.4 MHz	30	260	10.3 mm		CMOS	.175 mA	5 V	Parallel IO Ports	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9534RGVR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	16	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V		8	8	2.5/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC16,.16SQ,25	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	QUAD	1	1 mm	4 mm		.4 MHz	NOT SPECIFIED	260	4 mm		CMOS	.175 mA	5 V	Parallel IO Ports	.65 mm	S-PQCC-N16	2	Not Qualified	e4	8
PCA9539DBR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		4	16	2.5/5	SMALL OUTLINE, SHRINK PITCH	SSOP24,.3	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	2	2 mm	5.3 mm		.4 MHz	NOT SPECIFIED	260	8.2 mm		CMOS	.2 mA	3 V	Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9539RPW,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			16	2.5/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25	2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	1.1 mm	4.4 mm			30	260	7.8 mm		CMOS		3 V	Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9554AD,112	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			8	2.5/5	SMALL OUTLINE	SOP16,.4	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	2.65 mm	7.5 mm			30	260	10.3 mm		CMOS		3 V	Parallel IO Port	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8
PTCAL6416PWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE		GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V		2			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25	1.08 V	125 Cel	-40 Cel		QUAD	16	1.2 mm	4.4 mm		1 MHz			7.8 mm		CMOS		1.8 V		.65 mm	R-PDSO-G24				16
TMS9901JDL	Texas Instruments		COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	CERAMIC	NO						IN-LINE	DIP40,.6		70 Cel	0 Cel		DUAL										MOS			Parallel IO Port	2.54 mm	R-XDIP-T40		Not Qualified
TMS9901JDL-40	Texas Instruments		COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	CERAMIC	NO						IN-LINE	DIP40,.6		70 Cel	0 Cel		DUAL										MOS			Parallel IO Port	2.54 mm	R-XDIP-T40		Not Qualified
TMS9901NL	Texas Instruments		COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO						IN-LINE	DIP40,.6		70 Cel	0 Cel		DUAL										MOS			Parallel IO Port	2.54 mm	R-PDIP-T40		Not Qualified
TMS9901NL-40	Texas Instruments		COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO						IN-LINE	DIP40,.6		70 Cel	0 Cel		DUAL										MOS			Parallel IO Port	2.54 mm	R-PDIP-T40		Not Qualified
IMS82C55AZ	Renesas Electronics	PARALLEL IO PORT, GENERAL PURPOSE		J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V					CHIP CARRIER	LDCC44,.7SQ	4.5 V	85 Cel	-40 Cel	MATTE TIN	QUAD	3	4.57 mm	16.585 mm	8		30	260	16.585 mm		CMOS		5 V		1.27 mm	S-PQCC-J44	3		e3	24
MAX7317AEE-T	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V			1	2.5/3.3	SMALL OUTLINE, SHRINK PITCH	SSOP16,.25	2.25 V	125 Cel	-40 Cel	TIN LEAD	DUAL	1	1.73 mm	3.9 mm					4.89 mm		BICMOS		3.3 V	Parallel IO Ports	.635 mm	R-PDSO-G16	1	Not Qualified	e0	10
MAX7317AEE+T	Analog Devices	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V			1	2.5/3.3	SMALL OUTLINE, SHRINK PITCH	SSOP16,.25	2.25 V	125 Cel	-40 Cel	Matte Tin (Sn) - annealed	DUAL	1	1.73 mm	3.9 mm			30	260	4.89 mm		BICMOS		3.3 V	Parallel IO Port	.635 mm	R-PDSO-G16	1	Not Qualified	e3	10
MCP23018T-E/SO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	TS 16949		16	2/5	SMALL OUTLINE	SOP28,.4	1.8 V	125 Cel	-40 Cel	Matte Tin (Sn) - annealed	DUAL	2	2.65 mm	7.5 mm		10 MHz	40	250	17.9 mm		CMOS	1 mA	5 V	Parallel IO Port	1.27 mm	R-PDSO-G28	1	Not Qualified	e3	16
P8155H	Rochester Electronics	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V					IN-LINE		4.5 V	70 Cel	0 Cel		DUAL	3	5.08 mm	15.24 mm			NOT SPECIFIED	NOT SPECIFIED	52.26 mm		NMOS		5 V		2.54 mm	R-PDIP-T40				22
PCA8574D,512	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			8	2.5/5	SMALL OUTLINE	SOP16,.4	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	2.65 mm	7.5 mm			30	260	10.3 mm		CMOS		3 V	Parallel IO Ports	1.27 mm	R-PDSO-G16	2	Not Qualified	e4	8
PCA9537DPZ	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE		GULL WING	10	TSSOP	SQUARE	PLASTIC/EPOXY	YES	5.5 V			4		SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP10,.19,20	2.3 V	85 Cel	-40 Cel		DUAL	4	1.1 mm	3 mm	0			260	3 mm		CMOS	.175 mA	3 V		.5 mm	S-PDSO-G10	1			4
PCA9538DBR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		4	8	2.5/5	SMALL OUTLINE, SHRINK PITCH	SSOP16,.3	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	2 mm	5.3 mm		.4 MHz	NOT SPECIFIED	260	6.2 mm		CMOS	.175 mA	2.5 V	Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9538DWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		4	8	2.5/5	SMALL OUTLINE	SOP16,.4	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	2.65 mm	7.5 mm		.4 MHz	NOT SPECIFIED	260	10.3 mm		CMOS	.175 mA	2.5 V	Parallel IO Ports	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9557RGVR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	16	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V		8	8	2.5/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC16,.16SQ,25	2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	QUAD	1	1 mm	4 mm		.4 MHz	30	260	4 mm		CMOS	.025 mA	2.5 V	Parallel IO Ports	.65 mm	S-PQCC-N16	2	Not Qualified	e4	8
PCAL9538ABS,128	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	16	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V					CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE		1.65 V	85 Cel	-40 Cel		QUAD	1	1 mm	3 mm					3 mm		CMOS		1.8 V		.5 mm	S-PQCC-N16				8
PCF8575CDBQRE4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			16	5	SMALL OUTLINE, SHRINK PITCH	SSOP24,.24	4.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	2 mm	5.3 mm			30	260	8.2 mm		CMOS		5 V	Parallel IO Ports	.65 mm	R-PDSO-G24	2	Not Qualified	e4	16
PCF8575CDBQRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			16	5	SMALL OUTLINE, SHRINK PITCH	SSOP24,.24	4.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	2 mm	5.3 mm			30	260	8.2 mm		CMOS		5 V	Parallel IO Ports	.65 mm	R-PDSO-G24	2	Not Qualified	e4	16
PCF8575DBQRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	16	3/5	SMALL OUTLINE, SHRINK PITCH	SSOP24,.24	2.5 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	2	1.75 mm	3.9 mm		.4 MHz	NOT SPECIFIED	260	8.65 mm		CMOS	.2 mA	3.3 V	Parallel IO Ports	.635 mm	R-PDSO-G24	2	Not Qualified	e4	16
MCP23016T-I/SS	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	28	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	TS 16949		16		SMALL OUTLINE, SHRINK PITCH	SSOP28,.3	2 V	85 Cel	-40 Cel	MATTE TIN	DUAL	2	2 mm	5.3 mm					10.2 mm		CMOS		5 V		.65 mm	R-PDSO-G28			e3	16
PCA8575BS,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V					CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE		2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	QUAD	1	1 mm	4 mm			40	260	4 mm		CMOS				.5 mm	S-PQCC-N24	1	Not Qualified	e4	18
PCA8575DB	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V					SMALL OUTLINE, SHRINK PITCH		2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	2 mm	5.3 mm			30	260	8.2 mm		CMOS				.65 mm	R-PDSO-G24	1	Not Qualified	e4	18
PCA8575DB,112	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			16	2.5/5	SMALL OUTLINE, SHRINK PITCH	SSOP24,.3	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	2 mm	5.3 mm			30	260	8.2 mm		CMOS			Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified	e4	18
PCA9534D	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			8	2.5/5	SMALL OUTLINE	SOP16,.4	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	2.65 mm	7.5 mm			30	260	10.3 mm		CMOS		3 V	Parallel IO Port	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9557DR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	8	2.5/5	SMALL OUTLINE	SOP16,.25	2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.75 mm	3.9 mm		.4 MHz	30	260	9.9 mm		CMOS	.025 mA	2.5 V	Parallel IO Ports	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCF8574AP,112	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	6 V			8	3/5	IN-LINE	DIP16,.3	2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	4.2 mm	7.62 mm	1	.1 MHz			19.025 mm		CMOS	.1 mA	5 V	Parallel IO Ports	2.54 mm	R-PDIP-T16		Not Qualified	e4	8
PCF8575CDBRE4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			16	5	SMALL OUTLINE, SHRINK PITCH	SSOP24,.3	4.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	2 mm	5.3 mm			30	260	8.2 mm		CMOS		5 V	Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCF8575CDBRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			16	5	SMALL OUTLINE, SHRINK PITCH	SSOP24,.3	4.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	2 mm	5.3 mm			30	260	8.2 mm		CMOS		5 V	Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
XRA1203IG24TR-F	Exar	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V			16	1.8/3.3	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25	1.65 V	85 Cel	-40 Cel	MATTE TIN	DUAL	2	1.2 mm	4.4 mm					7.8 mm		CMOS		1.8 V	Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified	e3	16
CMQ82C55AZ	Renesas Electronics	PARALLEL IO PORT, GENERAL PURPOSE		GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V					FLATPACK	QFP44,.5SQ,32	4.5 V	70 Cel	0 Cel	MATTE TIN	QUAD	3	2.45 mm	10 mm	8		30	260	10 mm		CMOS		5 V		.8 mm	S-PQFP-G44	3		e3	24
PCA9575PW1,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V			16		SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25	1.1 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	1.1 mm	4.4 mm	0	.4 MHz	30	260	7.8 mm	0	CMOS	.2 mA	2.3 V		.65 mm	R-PDSO-G24	1		e4	16
PCF8575DBQRE4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			16	3/5	SMALL OUTLINE, SHRINK PITCH	SSOP24,.24	2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	1.75 mm	3.9 mm			30	260	8.65 mm		CMOS		3.3 V	Parallel IO Ports	.635 mm	R-PDSO-G24	2	Not Qualified	e4	16
PTCAL9539RTWRQ1	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE		NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	3.6 V	AEC-Q100	4	16		CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	1.08 V	125 Cel	-40 Cel		QUAD	16	.8 mm	4 mm	0	1 MHz			4 mm		CMOS				.5 mm	S-PQCC-N24				16

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.