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
NLVPCA9535EDTR2G	Onsemi	PARALLEL IO PORT, GENERAL PURPOSE	MILITARY	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100		16		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		.65 mm	R-PDSO-G24	1		e4	16
PCA9554PW	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	.175 mA	3 V	Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
CAT9532HV6I-GT2	Onsemi	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	UNSPECIFIED	YES	5.5 V					CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE		2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	QUAD	1	.8 mm	4 mm		30	260	4 mm	CMOS		3 V		.5 mm	S-XQCC-N24	1	Not Qualified	e4	16
IP82C55AZ	Renesas Electronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V					IN-LINE		4.5 V	85 Cel	-40 Cel	MATTE TIN	DUAL	3	6.35 mm	15.24 mm				51.75 mm	CMOS		5 V		2.54 mm	R-PDIP-T40		Not Qualified	e3	24
PCA9535CHF,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	.8 mm	4 mm		30	260	4 mm	CMOS		3 V	Parallel IO Port	.5 mm	S-PQCC-N24	1	Not Qualified	e4	16
PCF8574DW	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
PCA9535PWG4	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
TCA9535DBR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	16		SMALL OUTLINE, SHRINK PITCH		1.65 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	2	2 mm	5.3 mm	.4 MHz	30	260	8.2 mm	CMOS	.04 mA	1.8 V		.65 mm	R-PDSO-G24	1		e4	16
PCA9505DGGY	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE																		NICKEL PALLADIUM GOLD						30	260								1		e4
PCA9536DG4	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	DUAL	1	1.75 mm	3.9 mm	.4 MHz	30	260	4.9 mm	CMOS	.15 mA	3 V	Parallel IO Ports	1.27 mm	R-PDSO-G8	1	Not Qualified	e4	4
PCA9539PWE4	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
PCA9555DGVR	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,.25,16	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	5 mm	CMOS	.2 mA	3 V	Parallel IO Ports	.4 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCAL6524HE	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		QUAD	3	.6 mm	5 mm		NOT SPECIFIED	NOT SPECIFIED	5 mm	CMOS		1.8 V		.5 mm	S-PQCC-N32				24
PCA9554DWR	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	3 V	Parallel IO Ports	1.27 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9554PWRG4	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	3 V	Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9554ABS,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	16	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V			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		30	260	4 mm	CMOS		3 V	Parallel IO Port	.65 mm	S-PQCC-N16	1	Not Qualified	e4	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
PCF8575DBR	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,.3	2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	2 mm	5.3 mm	.4 MHz	30	260	8.2 mm	CMOS	.2 mA	3.3 V	Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
MAX7313ATG	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	24	HVQCCN	SQUARE	UNSPECIFIED	YES	3.6 V			1	2.5/3.3	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	2 V	125 Cel	-40 Cel	TIN LEAD	QUAD	1	.8 mm	4 mm			245	4 mm	BICMOS		3.3 V	Parallel IO Port	.5 mm	S-XQCC-N24	1	Not Qualified	e0	16
MAX7313ATG+	Analog Devices	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	24	HVQCCN	SQUARE	UNSPECIFIED	YES	3.6 V			1	2.5/3.3	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	2 V	125 Cel	-40 Cel	Matte Tin (Sn) - annealed	QUAD	1	.8 mm	4 mm		30	260	4 mm	BICMOS		3.3 V	Parallel IO Port	.5 mm	S-XQCC-N24	1	Not Qualified	e3	16
PCA9555DB,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	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
PCA9555DWRG4	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
PCF8575CDBR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	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	.4 MHz	30	260	8.2 mm	CMOS	.2 mA	5 V	Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9554PWR	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	3 V	Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCAL6408ABSHP	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	16	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V			8	1.8/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC16,.12SQ,20	1.65 V	85 Cel	-40 Cel		QUAD	1	1 mm	3 mm			260	3 mm	CMOS		1.8 V	Parallel IO Port	.5 mm	S-PQCC-N16	1	Not Qualified		8
PCA9539PWG4	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
PCA9538PW/Q900,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100				SMALL OUTLINE, THIN PROFILE, SHRINK PITCH		4.5 V	125 Cel	-40 Cel		DUAL	1	1.1 mm	4.4 mm			260	5 mm	CMOS		5 V		.65 mm	R-PDSO-G16	1			8
MCP23018-E/SP	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V	TS 16949		16	2/5	IN-LINE	DIP28,.3	1.8 V	125 Cel	-40 Cel	MATTE TIN	DUAL	2	5.08 mm	7.62 mm	10 MHz			34.671 mm	CMOS	1 mA	5 V	Parallel IO Port	2.54 mm	R-PDIP-T28		Not Qualified	e3	16
MCP23S08-E/SOVAO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	18	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100; TS 16949		8		SMALL OUTLINE	SOP18,.4	4.5 V	125 Cel	-40 Cel	MATTE TIN	DUAL	1	2.65 mm	7.5 mm	10 MHz			11.53 mm	CMOS	1 mA	5 V		1.27 mm	R-PDSO-G18			e3	8
MCP23018-E/MJ	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	TS 16949		16	2/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	2.7 V	125 Cel	-40 Cel	MATTE TIN	QUAD	2	.9 mm	4 mm	10 MHz		260	4 mm	CMOS	1 mA	5 V	Parallel IO Port	.5 mm	S-PQCC-N24	1	Not Qualified	e3	16
PCA9671PW,112	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			16	2.3/5.5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25	2.3 V	85 Cel	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	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
XRA1403IG24TR-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
MCP23S08T-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	DUAL	1	2.65 mm	7.5 mm	10 MHz			11.53 mm	CMOS	1 mA	5 V	Parallel IO Port	1.27 mm	R-PDSO-G18	1	Not Qualified	e3	8
MCP23018-E/MJVAO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE		NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100; TS 16949		16		CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	2.7 V	125 Cel	-40 Cel		QUAD	2	.9 mm	4 mm	3.4 MHz			4 mm	CMOS	1 mA	5 V		.5 mm	S-PQCC-N24				16
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
MCP23018T-E/MJVAO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE		NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100; TS 16949		16		CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	2.7 V	125 Cel	-40 Cel		QUAD	2	.9 mm	4 mm	3.4 MHz			4 mm	CMOS	1 mA	5 V		.5 mm	S-PQCC-N24				16
PCA9554APW,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 (Ni/Pd/Au)	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
PCA9673PW,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	1	1.1 mm	4.4 mm			260	7.8 mm	CMOS				.65 mm	R-PDSO-G24	1	Not Qualified	e4	18
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
PCA9535RGERG4	Texas Instruments	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 Ports	.5 mm	S-PQCC-N24	2	Not Qualified	e4	16
PCA9554AD,118	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	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
PCA9554DB,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V					SMALL OUTLINE, SHRINK PITCH		2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2 mm	5.3 mm			260	6.2 mm	CMOS		3 V		.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
MCP23S18T-E/MJVAO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100; TS 16949		16		CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	1.8 V	125 Cel	-40 Cel		QUAD	2	.9 mm	4 mm	10 MHz			4 mm	CMOS	1 mA	5 V		.5 mm	S-PQCC-N24				16
PCA9539AHF,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		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		16
PCA6416AHF,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		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		16
PCA9535AHF,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		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		16
PCA9554APWR	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
MCP23S18T-E/MJ	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	TS 16949		16	2/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	1.8 V	125 Cel	-40 Cel	MATTE TIN	QUAD	2	.9 mm	4 mm	10 MHz	40	260	4 mm	CMOS	1 mA	5 V	Parallel IO Port	.5 mm	S-PQCC-N24	1	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.