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	CPU Family	Minimum Operating Temperature	Terminal Finish	Terminal Position	No. of Ports	Maximum Seated Height	Width	Maximum Clock Frequency	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	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
MCP23008-E/SS	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	20	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	TS 16949		8	5	SMALL OUTLINE, SHRINK PITCH	SSOP20,.3	4.5 V	125 Cel		-40 Cel	MATTE TIN	DUAL	1	2 mm	5.3 mm	10 MHz		260	7.2 mm	CMOS	1 mA	5 V	Parallel IO Port	.65 mm	R-PDSO-G20	2	Not Qualified	e3	8
MAX7317AEE	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 (Sn/Pb)	DUAL	1	1.75 mm	3.9 mm		20	240	4.9 mm	BICMOS		3.3 V	Parallel IO Ports	.635 mm	R-PDSO-G16	1	Not Qualified	e0	10
MAX7317AEE+	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	1.75 mm	3.9 mm		30	260	4.9 mm	BICMOS		3.3 V	Parallel IO Port	.635 mm	R-PDSO-G16	1	Not Qualified	e3	10
MCP23S17T-E/SSVAO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE		GULL WING	28	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100; TS 16949		16		SMALL OUTLINE, SHRINK PITCH	SSOP28,.3	4.5 V	125 Cel		-40 Cel		DUAL	2	2 mm	5.3 mm	10 MHz			10.2 mm	CMOS	1 mA	5 V		.65 mm	R-PDSO-G28				16
PCA9555DB,118	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	DUAL	2	2 mm	5.3 mm		30	260	8.2 mm	CMOS		3 V	Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
DS4520E	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			9	3/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	2.7 V	85 Cel		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	1	1.1 mm	4.4 mm		20	240	5 mm	CMOS		5 V	Parallel IO Port	.65 mm	R-PDSO-G16	1	Not Qualified	e0	9
DS4520E+	Analog Devices	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V					SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.7 V	85 Cel		-40 Cel	Matte Tin (Sn) - annealed	DUAL	1	1.1 mm	4.4 mm		30	260	5 mm	CMOS		5 V		.65 mm	R-PDSO-G16	1	Not Qualified	e3	9
MCP23008-E/SO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	18	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	TS 16949		8	5	SMALL OUTLINE	SOP18,.4	4.5 V	125 Cel		-40 Cel	Matte Tin (Sn)	DUAL	1	2.65 mm	7.5 mm	10 MHz	40	260	11.53 mm	CMOS	1 mA	5 V	Parallel IO Port	1.27 mm	R-PDSO-G18	2	Not Qualified	e3	8
PCA9536DGKR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	8	TSSOP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		1	4	2.5/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP8,.19	2.3 V	85 Cel		-40 Cel	Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)	DUAL	1	1.1 mm	3 mm	.4 MHz	NOT SPECIFIED	260	3 mm	CMOS	.15 mA	3 V	Parallel IO Ports	.65 mm	S-PDSO-G8	1	Not Qualified	e4	4
TCA6408ARGTR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	16	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V		2	8	1.8/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC16,.12SQ,20	1.65 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	QUAD	1	1 mm	3 mm	.4 MHz	NOT SPECIFIED	260	3 mm	CMOS	.02 mA	1.8 V	Parallel IO Port	.5 mm	S-PQCC-N16	2	Not Qualified	e4	8
CS82C55AZ96	Renesas Electronics	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	QUAD	3	4.57 mm	16.585 mm		30	260	16.585 mm	CMOS		5 V		1.27 mm	S-PQCC-J44	3	Not Qualified	e3	24
PCA9555PWE4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	16	2.5/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25	2.3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	1.2 mm	4.4 mm	.4 MHz	30	260	7.8 mm	CMOS	.2 mA	3 V	Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
MCP23017T-E/SSVAO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE		GULL WING	28	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100; TS 16949		16		SMALL OUTLINE, SHRINK PITCH	SSOP28,.3	4.5 V	125 Cel		-40 Cel		DUAL	2	2 mm	5.3 mm	1.7 MHz			10.2 mm	CMOS	1 mA	5 V		.65 mm	R-PDSO-G28				16
TXS02612RTWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	3.6 V				1.2/3.3	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	1.1 V	85 Cel	TXS	-40 Cel	NICKEL PALLADIUM GOLD	QUAD	2	.8 mm	4 mm		30	260	4 mm	CMOS	.036 mA	1.2 V	Parallel IO Port	.5 mm	S-PQCC-N24	2	Not Qualified	e4	15
PCF8574ARGYR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	20	HVQCCN	RECTANGULAR	PLASTIC/EPOXY	YES	6 V		8	8	3/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC20/24,.14X.18,20	2.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	QUAD	1	1 mm	3.5 mm	.1 MHz	30	260	4.5 mm	CMOS	.1 mA	5 V	Parallel IO Port	.5 mm	R-PQCC-N20	2	Not Qualified	e4	8
PCF8574APWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V		8	8	3/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP20,.25	2.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.2 mm	4.4 mm	.1 MHz	30	260	6.5 mm	CMOS	.1 mA	5 V	Parallel IO Port	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
PCA9539PW,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
PCA9555D,112	NXP Semiconductors	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
PCA9555PWG4	Texas Instruments	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	1.2 mm	4.4 mm	.4 MHz	30	260	7.8 mm	CMOS	.2 mA	3 V	Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9555APW,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			16	1.8/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25	1.65 V	85 Cel		-40 Cel		DUAL	2	1.1 mm	4.4 mm		30	260	7.8 mm	CMOS		1.8 V	Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified		16
PCF8574ADGVR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V		8	8	3/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP20,.25,16	2.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.2 mm	4.4 mm	.1 MHz	30	260	5 mm	CMOS	.1 mA	5 V	Parallel IO Port	.4 mm	R-PDSO-G20	1	Not Qualified	e4	8
PCA9555AHF,128	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	VQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V			16	1.8/5	CHIP CARRIER, VERY THIN PROFILE	LCC24,.16SQ,20	1.65 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	QUAD	2	.8 mm	4 mm		30	260	4 mm	CMOS		1.8 V	Parallel IO Port	.5 mm	S-PQCC-N24	1	Not Qualified	e4	16
TCA9555RTWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V		8	16	1.8/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	1.65 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	QUAD	2	.8 mm	4 mm	.4 MHz	NOT SPECIFIED	260	4 mm	CMOS	.04 mA	1.8 V	Parallel IO Port	.5 mm	S-PQCC-N24	2	Not Qualified	e4	16
PCAL6524HEAZ	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	32	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V					CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE		1.65 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	QUAD	3	.6 mm	5 mm		30	260	5 mm	CMOS		1.8 V		.5 mm	S-PQCC-N32	1		e4	24
TCA9539PWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		4	16	1.8/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25	1.65 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	2	1.2 mm	4.4 mm	.4 MHz	30	260	7.8 mm	CMOS	.04 mA	1.8 V	Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9555D,118	NXP Semiconductors	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
TCA9539RTWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V		4	16	1.8/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	1.65 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	QUAD	2	.8 mm	4 mm	.4 MHz	NOT SPECIFIED	260	4 mm	CMOS	.04 mA	1.8 V	Parallel IO Port	.5 mm	S-PQCC-N24	1	Not Qualified	e4	16
PCF8574PWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V		8	8	3/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP20,.25	2.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.2 mm	4.4 mm	.1 MHz	30	260	6.5 mm	CMOS	.1 mA	5 V	Parallel IO Ports	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
PCA9539PW/Q900,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100		16	2.5/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25	4.5 V	125 Cel		-40 Cel		DUAL	2	1.1 mm	4.4 mm			260	7.8 mm	CMOS		5 V	Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified		16
MCP23S17T-E/SOVAO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	28	SOP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100; TS 16949		16		SMALL OUTLINE	SOP28,.4	4.5 V	125 Cel	MCP23X17	-40 Cel	MATTE TIN	DUAL	2	2.65 mm	7.5 mm	10 MHz			17.9 mm	CMOS	1 mA	5 V		1.27 mm	S-PDSO-G28			e3	16
PCA9506BS,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	56	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V			40	2.3/5.5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC56,.31SQ,20	2.3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	QUAD	2	1 mm	8 mm		30	260	8 mm	CMOS		3.3 V	Parallel IO Port	.5 mm	S-PQCC-N56	1	Not Qualified	e4	8
PCA9698BS,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	56	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V			40	2.5/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC56,.31SQ,20	2.3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	QUAD	2	1 mm	8 mm		30	260	8 mm	CMOS		3.3 V	Parallel IO Port	.5 mm	S-PQCC-N56	1	Not Qualified	e4	8
PCA9535BS,118	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
PCF8575PWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	16	3/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25	2.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	1.2 mm	4.4 mm	.4 MHz	30	260	7.8 mm	CMOS	.2 mA	3.3 V	Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
TCA9535PWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	16	1.8/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25	1.65 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	2	1.2 mm	4.4 mm	.4 MHz	NOT SPECIFIED	260	7.8 mm	CMOS	.04 mA	1.8 V	Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9554PW,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	TSSOP16,.25	2.3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.1 mm	4.4 mm		30	260	5 mm	CMOS		3 V	Parallel IO Port	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
MCP23008T-E/SS	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	20	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	TS 16949		8	5	SMALL OUTLINE, SHRINK PITCH	SSOP20,.3	4.5 V	125 Cel		-40 Cel	MATTE TIN	DUAL	1	2 mm	5.3 mm	10 MHz		260	7.2 mm	CMOS	1 mA	5 V	Parallel IO Port	.65 mm	R-PDSO-G20	2	Not Qualified	e3	8
PCA9698DGG,518	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	56	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			40	2.5/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP56,.3,20	2.3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	1.2 mm	6.1 mm		30	260	14 mm	CMOS		3.3 V	Parallel IO Port	.5 mm	R-PDSO-G56	3	Not Qualified	e4	8
PCF8574ADW	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V		8	8	3/5	SMALL OUTLINE	SOP16,.4	2.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2.65 mm	7.5 mm	.1 MHz	30	260	10.3 mm	CMOS	.1 mA	5 V	Parallel IO Port	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9536DGKRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	8	TSSOP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		1	4	2.5/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP8,.19	2.3 V	85 Cel		-40 Cel	Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)	DUAL	1	1.1 mm	3 mm	.4 MHz	NOT SPECIFIED	260	3 mm	CMOS	.15 mA	3 V	Parallel IO Ports	.65 mm	S-PDSO-G8	1	Not Qualified	e4	4
PCF8574AN	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	6 V		8	8	3/5	IN-LINE	DIP16,.3	2.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	5.08 mm	7.62 mm	.1 MHz			19.305 mm	CMOS	.1 mA	5 V	Parallel IO Port	2.54 mm	R-PDIP-T16		Not Qualified	e4	8
CS82C55AZ	Renesas Electronics	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	QUAD	3	4.57 mm	16.585 mm		30	260	16.585 mm	CMOS		5 V		1.27 mm	S-PQCC-J44	3	Not Qualified	e3	24
PCA9538PWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		4	8	2.5/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	2.3 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	1.2 mm	4.4 mm	.4 MHz	NOT SPECIFIED	260	5 mm	CMOS	.175 mA	2.5 V	Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9534PW,118	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	TSSOP16,.25	2.3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.1 mm	4.4 mm		30	260	5 mm	CMOS		3 V	Parallel IO Port	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9534PWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	8	2.5/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	2.3 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	1.2 mm	4.4 mm	.4 MHz	NOT SPECIFIED	260	5 mm	CMOS	.175 mA	5 V	Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
MCP23S08-E/SS	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	20	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	TS 16949		8	5	SMALL OUTLINE, SHRINK PITCH	SSOP20,.3	4.5 V	125 Cel		-40 Cel	Matte Tin (Sn)	DUAL	1	2 mm	5.3 mm	10 MHz	40	260	7.2 mm	CMOS	1 mA	5 V	Parallel IO Port	.65 mm	R-PDSO-G20	1	Not Qualified	e3	8
PCF8574DGVR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V		8	8	3/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP20,.25,16	2.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.2 mm	4.4 mm	.1 MHz	30	260	5 mm	CMOS	.1 mA	5 V	Parallel IO Ports	.4 mm	R-PDSO-G20	1	Not Qualified	e4	8
PCF8574DWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V		8	8	3/5	SMALL OUTLINE	SOP16,.4	2.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2.65 mm	7.5 mm	.1 MHz	30	260	10.3 mm	CMOS	.1 mA	5 V	Parallel IO Ports	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8

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.