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	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
TCA9539QPWRQ1	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V	AEC-Q100	4			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		1.65 V	125 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	1.2 mm	4.4 mm		30	260	7.8 mm	CMOS		1.8 V		.65 mm	R-PDSO-G24	1		e4	16
PCA9554PW,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
PCA9555DBR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	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 Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
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
TCA9539RGER	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V		4	16		CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE		1.65 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	QUAD	1	1 mm	4 mm	.4 MHz	30	260	4 mm	CMOS	.04 mA	1.8 V		.5 mm	S-PQCC-N24	2		e4	16
PCA9555RGER	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V		8	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 (Ni/Pd/Au)	QUAD	2	1 mm	4 mm	.4 MHz	NOT SPECIFIED	260	4 mm	CMOS	.2 mA	3 V	Parallel IO Ports	.5 mm	S-PQCC-N24	2	Not Qualified	e4	16
PCA9554APW,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
PCA9535EMTTXG	Onsemi	PARALLEL IO PORT, GENERAL PURPOSE	MILITARY	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V			16	1.8/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	1.65 V	125 Cel	-55 Cel	MATTE TIN	QUAD	1	.8 mm	4 mm	1 MHz	30	260	4 mm	CMOS		3 V	Parallel IO Port	.5 mm	S-PQCC-N24	1	Not Qualified	e3	16
PCAL6524HEHP	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
TCA9555PWR	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
MCP23S08-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	250	11.53 mm	CMOS	1 mA	5 V	Parallel IO Port	1.27 mm	R-PDSO-G18	1	Not Qualified	e3	8
TCA6416APWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		2	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	.02 mA	1.8 V	Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
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
PCA9555DW	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	16	2.5/5	SMALL OUTLINE	SOP24,.4	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	2	2.65 mm	7.5 mm	.4 MHz	NOT SPECIFIED	260	15.4 mm	CMOS	.2 mA	3 V	Parallel IO Ports	1.27 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCAL9555AHF,128	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V			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	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
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
PCA9536DR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	8	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		1	4	2.5/5	SMALL OUTLINE	SOP8,.25	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	1.75 mm	3.9 mm	.4 MHz	NOT SPECIFIED	260	4.9 mm	CMOS	.15 mA	3 V	Parallel IO Ports	1.27 mm	R-PDSO-G8	1	Not Qualified	e4	4
TCA9534PWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	8		SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		1.65 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.2 mm	4.4 mm	.4 MHz	30	260	5 mm	CMOS	.04 mA	1.8 V		.65 mm	R-PDSO-G16	1		e4	8
PCA9557PW	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	DUAL	1	1.2 mm	4.4 mm	.4 MHz	30	260	5 mm	CMOS	.025 mA	2.5 V	Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9555DBQR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	16	2.5/5	SMALL OUTLINE, SHRINK PITCH	SSOP24,.24	2.3 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 V	Parallel IO Ports	.635 mm	R-PDSO-G24	2	Not Qualified	e4	16
PCA9535PWR	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 (Ni/Pd/Au)	DUAL	2	1.2 mm	4.4 mm	.4 MHz	NOT SPECIFIED	260	7.8 mm	CMOS	.2 mA	3 V	Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9535EDTR2G	Onsemi	PARALLEL IO PORT, GENERAL PURPOSE	MILITARY	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	125 Cel	-55 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.2 mm	4.4 mm	1 MHz	30	260	7.8 mm	CMOS		3 V	Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
MCP23S17T-E/MLVAO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	28	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100; TS 16949		16		CHIP CARRIER, VERY THIN PROFILE, HEAT SINK/SLUG	LCC28,.24SQ,25	4.5 V	125 Cel	-40 Cel	Matte Tin (Sn)	QUAD	2	1 mm	6 mm	10 MHz			6 mm	CMOS	1 mA	5 V		.65 mm	S-PQCC-N28			e3	16
PCF8575CDW	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	16	5	SMALL OUTLINE	SOP24,.4	4.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	2.65 mm	7.5 mm	.4 MHz	30	260	15.4 mm	CMOS	.2 mA	5 V	Parallel IO Ports	1.27 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9698DGG	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 (Ni/Pd/Au)	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
PCF8575PW	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
PCA9535DW	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	16	2.5/5	SMALL OUTLINE	SOP24,.4	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	2	2.65 mm	7.5 mm	.4 MHz	NOT SPECIFIED	260	15.4 mm	CMOS	.2 mA	3 V	Parallel IO Ports	1.27 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCF8575CPWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	16	5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25	4.5 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	5 V	Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCF8575DBQR	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	DUAL	2	1.75 mm	3.9 mm	.4 MHz	30	260	8.65 mm	CMOS	.2 mA	3.3 V	Parallel IO Ports	.635 mm	R-PDSO-G24	2	Not Qualified	e4	16
MCP23S17-E/MLVAO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	28	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100; TS 16949		16		CHIP CARRIER, VERY THIN PROFILE, HEAT SINK/SLUG	LCC28,.24SQ,25	4.5 V	125 Cel	-40 Cel	Matte Tin (Sn)	QUAD	2	1 mm	6 mm	10 MHz			6 mm	CMOS	1 mA	5 V		.65 mm	S-PQCC-N28			e3	16
PCA9698DGG/G,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	56	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V					SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	1.2 mm	6.1 mm				14 mm	CMOS		3.3 V		.5 mm	R-PDSO-G56			e4	8
MCP23008T-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
PCA9535D,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
PCA9539PW	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		4	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 Port	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9698DGG/S911,51	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	56	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V					SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	1.2 mm	6.1 mm				14 mm	CMOS		3.3 V		.5 mm	R-PDSO-G56		Not Qualified	e4	8
PCA9555DWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	16	2.5/5	SMALL OUTLINE	SOP24,.4	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	2	2.65 mm	7.5 mm	.4 MHz	NOT SPECIFIED	260	15.4 mm	CMOS	.2 mA	3 V	Parallel IO Ports	1.27 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9554PW/DG,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V					SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		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		.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9535PW	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
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
PCA9536DRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	8	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		1	4	2.5/5	SMALL OUTLINE	SOP8,.25	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	1.75 mm	3.9 mm	.4 MHz	NOT SPECIFIED	260	4.9 mm	CMOS	.15 mA	3 V	Parallel IO Ports	1.27 mm	R-PDSO-G8	1	Not Qualified	e4	4
PCF8574ADWRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V			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		30	260	10.3 mm	CMOS		5 V	Parallel IO Port	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8
TCA9535RGER	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V		8	16		CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE		1.65 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	QUAD	2	1 mm	4 mm	.4 MHz	30	260	4 mm	CMOS	.04 mA	1.8 V		.5 mm	S-PQCC-N24	2		e4	16
PCF8574ADWRE4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V			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		30	260	10.3 mm	CMOS		5 V	Parallel IO Port	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCF8574T/3	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V			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		30	260	10.3 mm	CMOS		5 V	Parallel IO Port	1.27 mm	R-PDSO-G16	2	Not Qualified	e4	8
PCA9534PWRG4	Texas Instruments	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	1.2 mm	4.4 mm	.4 MHz	30	260	5 mm	CMOS	.175 mA	5 V	Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9535PW/G,118	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		2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	1.1 mm	4.4 mm				7.8 mm	CMOS		3 V		.65 mm	R-PDSO-G24			e4	16
MCP23016-I/SS	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	28	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	TS 16949		16	2.5/5	SMALL OUTLINE, SHRINK PITCH	SSOP28,.3	2 V	85 Cel	-40 Cel	Matte Tin (Sn)	DUAL	2	2 mm	5.3 mm				10.2 mm	CMOS		5 V	Parallel IO Port	.65 mm	R-PDSO-G28	2	Not Qualified	e3	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.