20 Parallel I/O Ports 146

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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	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
PCF8574TS/3,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V			8	3/5	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	SSOP20,.25	2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.5 mm	4.4 mm			30	260	6.5 mm	CMOS		5 V	Parallel IO Ports	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
PCF8574ATS/3,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V			8	3/5	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	SSOP20,.25	2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.5 mm	4.4 mm			40	260	6.5 mm	CMOS		5 V	Parallel IO Ports	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
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
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
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
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
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
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
PCF8574TS/3,112	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V			8	3/5	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	SSOP20,.25	2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.5 mm	4.4 mm			40	260	6.5 mm	CMOS		5 V	Parallel IO Ports	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
PCF8574APW	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
MCP23008-E/SSVAO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	20	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100; TS 16949		8		SMALL OUTLINE, SHRINK PITCH	SSOP20,.3	4.5 V	125 Cel	-40 Cel		DUAL	1	2 mm	5.3 mm		10 MHz			7.2 mm	CMOS	1 mA	5 V		.65 mm	R-PDSO-G20				8
MCP23008-E/ML	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	20	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	TS 16949		8	5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC20,.16SQ,20	4.5 V	125 Cel	-40 Cel	Matte Tin (Sn) - annealed	QUAD	1	1 mm	4 mm		10 MHz	40	260	4 mm	CMOS	1 mA	5 V	Parallel IO Port	.5 mm	S-PQCC-N20	1	Not Qualified	e3	8
MCP23008T-E/ML	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	20	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	TS 16949		8	5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC20,.16SQ,20	4.5 V	125 Cel	-40 Cel	MATTE TIN	QUAD	1	1 mm	4 mm		10 MHz	40	260	4 mm	CMOS	1 mA	5 V	Parallel IO Port	.5 mm	S-PQCC-N20	1	Not Qualified	e3	8
PCF8574TS/F3,518	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V					SMALL OUTLINE, LOW PROFILE, SHRINK PITCH		2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.5 mm	4.4 mm					6.5 mm	CMOS		5 V		.65 mm	R-PDSO-G20			e4	8
PCF8574TS/3	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V			8	3/5	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	SSOP20,.25	2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.5 mm	4.4 mm			30	260	6.5 mm	CMOS		5 V	Parallel IO Port	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
MCP23S08T-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	2	Not Qualified	e3	8
MCP23S08-E/ML	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	20	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	TS 16949		8	5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC20,.16SQ,20	4.5 V	125 Cel	-40 Cel	MATTE TIN	QUAD	1	1 mm	4 mm		10 MHz		260	4 mm	CMOS	1 mA	5 V	Parallel IO Port	.5 mm	S-PQCC-N20	1	Not Qualified	e3	8
PCF8574TDK	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V					SMALL OUTLINE, LOW PROFILE, SHRINK PITCH		2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.5 mm	4.4 mm					6.5 mm	CMOS		5 V		.65 mm	R-PDSO-G20		Not Qualified	e4	8
PCF8574PWRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V			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
PCF8574PWRE4	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 (Ni/Pd/Au)	DUAL	1	1.2 mm	4.4 mm		.1 MHz	NOT SPECIFIED	260	6.5 mm	CMOS	.1 mA	5 V	Parallel IO Ports	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
PCF8574TS/F3,512	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V					SMALL OUTLINE, LOW PROFILE, SHRINK PITCH		2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.5 mm	4.4 mm					6.5 mm	CMOS		5 V		.65 mm	R-PDSO-G20			e4	8
MCP23008T-E/SSVAO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	20	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100; TS 16949		8		SMALL OUTLINE, SHRINK PITCH	SSOP20,.3	4.5 V	125 Cel	-40 Cel		DUAL	1	2 mm	5.3 mm		10 MHz			7.2 mm	CMOS	1 mA	5 V		.65 mm	R-PDSO-G20				8
PCF8574APWRE4	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
MCP23S08T-E/ML	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	20	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	TS 16949		8	5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC20,.16SQ,20	4.5 V	125 Cel	-40 Cel	MATTE TIN	QUAD	1	1 mm	4 mm		10 MHz		260	4 mm	CMOS	1 mA	5 V	Parallel IO Port	.5 mm	S-PQCC-N20	1	Not Qualified	e3	8
PCF8574TS/F3,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V					SMALL OUTLINE, LOW PROFILE, SHRINK PITCH		2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.5 mm	4.4 mm					6.5 mm	CMOS		5 V		.65 mm	R-PDSO-G20			e4	8
PCF8574TS	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V			8	3/5	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	SSOP20,.25	2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.5 mm	4.4 mm	1	.1 MHz			6.5 mm	CMOS	.1 mA	5 V	Parallel IO Port	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
PCF8574APWRG4	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
PCF8574PW	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	DIP20,.3	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
DS4550E	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			9	3/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP20,.25	2.7 V	85 Cel	-40 Cel	TIN LEAD	DUAL	1	1.1 mm	4.4 mm					6.5 mm	CMOS			Parallel IO Port	.65 mm	R-PDSO-G20	1	Not Qualified	e0	9
DS4550E+	Analog Devices	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	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	6.5 mm	CMOS				.65 mm	R-PDSO-G20	1	Not Qualified	e3	9
PCF8574PWG4	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
PCF8574RGYR	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	LCC16/20,.14X.16,20	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 Ports	.5 mm	R-PQCC-N20	2	Not Qualified	e4	8
PCF8574PWE4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V			8	3/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	DIP20,.3	2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.2 mm	4.4 mm			30	260	6.5 mm	CMOS		5 V	Parallel IO Ports	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
PCF8574APWG4	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
PCF8574APWE4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V			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			30	260	6.5 mm	CMOS		5 V	Parallel IO Port	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
PCA8574TS,112	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			8	2.5/5	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	SSOP20,.25	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	1.5 mm	4.4 mm			30	260	6.5 mm	CMOS		3 V	Parallel IO Ports	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
PCF8574ATS/F3,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V					SMALL OUTLINE, LOW PROFILE, SHRINK PITCH		2.5 V	85 Cel	-40 Cel		DUAL	1	1.5 mm	4.4 mm					6.5 mm	CMOS		5 V		.65 mm	R-PDSO-G20				8
PCA8574TS,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			8	2.5/5	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	SSOP20,.25	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	1.5 mm	4.4 mm			30	260	6.5 mm	CMOS		3 V	Parallel IO Ports	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
74LVC1284D,112	NXP Semiconductors	PARALLEL IO PORT, PRINTER INTERFACE	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V					SMALL OUTLINE		3 V	70 Cel	0 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2.65 mm	7.5 mm					12.8 mm	CMOS		3.3 V		1.27 mm	R-PDSO-G20	1	Not Qualified	e4	8
PCF8574TS/F3	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V					SMALL OUTLINE, LOW PROFILE, SHRINK PITCH		2.5 V	85 Cel	-40 Cel		DUAL	1	1.5 mm	4.4 mm					6.5 mm	CMOS		5 V		.65 mm	R-PDSO-G20		Not Qualified		8
MCP23009-E/SS	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	20	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	TS 16949		8	2/5	SMALL OUTLINE, SHRINK PITCH	SSOP20,.3	1.8 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	1	Not Qualified	e3	8
PCF8574ARGYRG4	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 (Ni/Pd/Au)	QUAD	1	1 mm	3.5 mm		.1 MHz	NOT SPECIFIED	260	4.5 mm	CMOS	.1 mA	5 V	Parallel IO Port	.5 mm	R-PQCC-N20	2	Not Qualified	e4	8
MCP23009T-E/SS	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	20	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	TS 16949		8	2/5	SMALL OUTLINE, SHRINK PITCH	SSOP20,.3	1.8 V	125 Cel	-40 Cel	Matte Tin (Sn) - annealed	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	2	Not Qualified	e3	8
PCA9501PW,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V			8	3.3	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP20,.25	2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.1 mm	4.4 mm			30	260	6.5 mm	CMOS		3.3 V	Parallel IO Port	.65 mm	R-PDSO-G20	1	Not Qualified	e4	8
TCA6408ZXYR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	BALL	20	VFBGA	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			8	1.8/5	GRID ARRAY, VERY THIN PROFILE, FINE PITCH	BGA20,4X5,20	1.65 V	85 Cel	-40 Cel	TIN SILVER COPPER	BOTTOM	1	.61 mm	2.5 mm			30	260	3 mm	CMOS		1.8 V	Parallel IO Port	.5 mm	R-PBGA-B20	1	Not Qualified	e1	8
PCA8574ATS,112	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	20	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			8	2.5/5	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	SSOP20,.25	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	1.5 mm	4.4 mm			30	260	6.5 mm	CMOS		3 V	Parallel IO Ports	.65 mm	R-PDSO-G20	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.