INDUSTRIAL Parallel I/O Ports 2,400+

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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	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	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
TCA6424ARGJR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	32	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	2	24	2/5	CHIP CARRIER	LCC32,.2SQ,20	1.65 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	QUAD	3	.6 mm	5 mm		.4 MHz	NOT SPECIFIED	260	5 mm		CMOS	.03 mA	3.3 V	Parallel IO Port	.5 mm	S-PQCC-N32	1	Not Qualified	e4	24
PCA9500PW	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V		8	3/3.3	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	2.5 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	1.1 mm	4.4 mm			30	260	5 mm		CMOS		3.3 V	Parallel IO Port	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
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
TCA6424RGJR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	32	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V		8	1.8/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC32,.2SQ,20	1.65 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	QUAD	3	.6 mm	5 mm		.4 MHz	30	260	5 mm		CMOS	.03 mA	1.8 V	Parallel IO Port	.5 mm	S-PQCC-N32	1	Not Qualified	e4	24
PCA9555PW,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
PCA9500PW,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V		8	3.3	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	2.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.1 mm	4.4 mm			30	260	5 mm		CMOS		3.3 V	Parallel IO Port	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCF8574T/3,518	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	1	.1 MHz	30	260	10.3 mm		CMOS	.1 mA	5 V	Parallel IO Ports	1.27 mm	R-PDSO-G16	2	Not Qualified	e4	8
PCA9500PW,112	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V		8	3/3.3	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	2.5 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	1	1.1 mm	4.4 mm			30	260	5 mm		CMOS		3.3 V	Parallel IO Port	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9555PW	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
PCA9555PW,112	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
PCF8574AT/3,518	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	1	.1 MHz	30	260	10.3 mm		CMOS	.1 mA	5 V	Parallel IO Ports	1.27 mm	R-PDSO-G16	2	Not Qualified	e4	8
PCAL6416AHF,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	0		30	260	4 mm	0	CMOS	200 mA	1.8 V	Parallel IO Port	.5 mm	S-PQCC-N24	1	Not Qualified	e4	16
PCF8574T/3,512	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	1	.1 MHz	30	260	10.3 mm		CMOS	.1 mA	5 V	Parallel IO Ports	1.27 mm	R-PDSO-G16	2	Not Qualified	e4	8
PCF8574ADWR	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
PCA9698DGG,512	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
PCA9536DP,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	8	TSSOP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		4	2.5/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP8,.19	2.3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.1 mm	3 mm			30	260	3 mm		CMOS		3 V	Parallel IO Port	.65 mm	S-PDSO-G8	1	Not Qualified	e4	4
PCA9555PWR	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
PCA9555BS,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
PCA9555PWRG4	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
PCA9555PW/DG,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					7.8 mm		CMOS		3 V	Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCF8575TS/1,112	NXP Semiconductors	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,.3	2.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	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	16
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
PCA9535PW,112	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
PCA9535RGER	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
PCF8575TS/1,118	NXP Semiconductors	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,.3	2.5 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	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	16
PCA9535PW,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
PCA9555PWRE4	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			30	260	7.8 mm		CMOS		3 V	Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
TCA6408ARSVR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	16	VQCCN	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	2	8	1.8/5	CHIP CARRIER, VERY THIN PROFILE	LCC16,.07X.1,16	1.65 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD SILVER	QUAD	1	.55 mm	1.8 mm		.4 MHz	30	260	2.6 mm		CMOS	.02 mA	1.8 V	Parallel IO Port	.4 mm	R-PQCC-N16	1	Not Qualified	e4	8
TCA9535RTWR	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
PCA9536DP/DG,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	8	TSSOP	SQUARE	PLASTIC/EPOXY	YES	5.5 V		4	2.5/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP8,.19	2.3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.1 mm	3 mm			30	260	3 mm		CMOS		3 V	Parallel IO Port	.65 mm	S-PDSO-G8	1	Not Qualified	e4	4
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
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
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
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

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.