16 Parallel I/O Ports 714

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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	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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
PCA9534PW	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	5 V	Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9554PW/Q900,118	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	DUAL	1	1.1 mm	4.4 mm				260	5 mm	CMOS		3 V		.65 mm	R-PDSO-G16	1		e4	8
TCA6408APWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	2	8	1.8/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	1.65 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	.02 mA	1.8 V	Parallel IO Port	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9534PW/G,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	DUAL	1	1.1 mm	4.4 mm					5 mm	CMOS		3 V		.65 mm	R-PDSO-G16			e4	8
PCA9534PW/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	DUAL	1	1.1 mm	4.4 mm					5 mm	CMOS		3 V		.65 mm	R-PDSO-G16			e4	8
PCF8574DWRG4	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
PCA9557PW,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			Parallel IO Port	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9554BS3,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	16	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V				CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE		2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	QUAD	1	1 mm	4 mm				260	4 mm	CMOS		3 V		.65 mm	S-PQCC-N16	1	Not Qualified	e4	8
PCA9557PWR	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
PCF8574T	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		DUAL	1	2.65 mm	7.5 mm	1	.1 MHz	30	260	10.3 mm	CMOS	.1 mA	5 V	Parallel IO Port	1.27 mm	R-PDSO-G16	2	Not Qualified		8
FXL6408UMX	Onsemi	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	16	VQCCN	RECTANGULAR	UNSPECIFIED	YES	3.6 V				CHIP CARRIER, VERY THIN PROFILE		1.65 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	QUAD	1	.55 mm	1.8 mm			30	260	2.6 mm	CMOS		1.8 V		.4 mm	R-XQCC-N16	1		e4	8
TCA9534APWR	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
TCA9554PWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	8	8	1.8/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	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		2.3 V	Parallel IO Port	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9534APWR	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 Port	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9554ABS3,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	16	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V				CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE		2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	QUAD	1	1 mm	4 mm			30	260	4 mm	CMOS		3 V		.65 mm	S-PQCC-N16	1	Not Qualified	e4	8
PCAL9554BBSHP	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
DS2408S/T&R	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.25 V				SMALL OUTLINE		2.8 V	85 Cel	-40 Cel	TIN LEAD	DUAL	1	1.75 mm	3.9 mm					9.9 mm	CMOS		5 V		1.27 mm	R-PDSO-G16		Not Qualified	e0	8
DS2408S+T&R	Analog Devices	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.25 V				SMALL OUTLINE		2.8 V	85 Cel	-40 Cel	Matte Tin (Sn) - annealed	DUAL	1	1.75 mm	3.9 mm			30	260	9.9 mm	CMOS		5 V		1.27 mm	R-PDSO-G16	1	Not Qualified	e3	8
PCF8574DWRE4	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.