Texas Instruments Parallel I/O Ports 461

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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	Additional Features	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
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
TCA6418EYFPR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	BALL	25	VFBGA	SQUARE	PLASTIC/EPOXY	YES	5.5 V	1	18	1.8/3.3	GRID ARRAY, VERY THIN PROFILE, FINE PITCH	BGA25,5X5,16	1.65 V	85 Cel	-40 Cel	Tin/Silver/Copper (Sn/Ag/Cu)	BOTTOM	1	.5 mm	1.96 mm		1 MHz	NOT SPECIFIED	260	1.96 mm	CMOS		2.3 V	Parallel IO Port	.4 mm	S-PBGA-B25	1	Not Qualified	e1	18
PCA9555DBRG4	Texas Instruments	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 Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCF8574ADWG4	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
PCA9534ARGTRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	16	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	8	8	2.5/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC16,.12SQ,20	2.3 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	.175 mA	5 V	Parallel IO Port	.5 mm	S-PQCC-N16	2	Not Qualified	e4	8
PCA9555DBQRG4	Texas Instruments	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,.24	2.3 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 V	Parallel IO Ports	.635 mm	R-PDSO-G24	2	Not Qualified	e4	16
PCF8574DWG4	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		.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
TCA9554ADBR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	8	8		SMALL OUTLINE, SHRINK PITCH		1.65 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2 mm	5.3 mm		.4 MHz	30	260	6.2 mm	CMOS		1.8 V		.65 mm	R-PDSO-G16	1		e4	8
PCA9554APWG4	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
PCF8575PWE4	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
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
TCA9554DBR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	8	8		SMALL OUTLINE, SHRINK PITCH		1.65 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2 mm	5.3 mm		.4 MHz	30	260	6.2 mm	CMOS		1.8 V		.65 mm	R-PDSO-G16	1		e4	8
TCA9554DWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	8	8		SMALL OUTLINE		1.65 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2.65 mm	7.5 mm		.4 MHz	30	260	10.3 mm	CMOS		1.8 V		1.27 mm	R-PDSO-G16	1		e4	8
PCF8575DWRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		16	3/5	SMALL OUTLINE	SOP24,.4	2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	2.65 mm	7.5 mm			30	260	15.4 mm	CMOS		3.3 V	Parallel IO Ports	1.27 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9555PWT	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		DUAL	2	1.2 mm	4.4 mm		.4 MHz			7.8 mm	CMOS	.2 mA	3 V	Parallel IO Ports	.65 mm	R-PDSO-G24		Not Qualified		16
PCF8575DB	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 Port	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9536DT	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	8	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		4	2.5/5	SMALL OUTLINE	SOP8,.25	2.3 V	85 Cel	-40 Cel		DUAL	1	1.75 mm	3.9 mm					4.9 mm	CMOS		3 V	Parallel IO Port	1.27 mm	R-PDSO-G8		Not Qualified		4
TCA9554ADBQR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	8	8		SMALL OUTLINE, SHRINK PITCH		1.65 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2 mm	5.3 mm		.4 MHz	30	260	6.2 mm	CMOS		1.8 V		.65 mm	R-PDSO-G16	2		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
PCA9555DBQ	Texas Instruments	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,.24	2.3 V	85 Cel	-40 Cel		DUAL	1	1.75 mm	3.9 mm			NOT SPECIFIED	NOT SPECIFIED	8.65 mm	CMOS		2.5 V	Parallel IO Port	.635 mm	R-PDSO-G24		Not Qualified		8
PCA9555DBT	Texas Instruments	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		DUAL	2	2 mm	5.3 mm					8.2 mm	CMOS		3 V	Parallel IO Port	.65 mm	R-PDSO-G24		Not Qualified		16
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
PCF8575CDWRE4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		16	5	SMALL OUTLINE	SOP24,.4	4.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	2.65 mm	7.5 mm			30	260	15.4 mm	CMOS		5 V	Parallel IO Ports	1.27 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCF8575CDWRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		16	5	SMALL OUTLINE	SOP24,.4	4.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	2.65 mm	7.5 mm			30	260	15.4 mm	CMOS		5 V	Parallel IO Ports	1.27 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCF8575DWG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		16	3/5	SMALL OUTLINE	SOP24,.4	2.5 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	3.3 V	Parallel IO Ports	1.27 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9535DBRG4	Texas Instruments	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 Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9554ADGVR	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,.25,16	2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.2 mm	3.6 mm		.4 MHz	30	260	4.4 mm	CMOS	.175 mA	5 V	Parallel IO Ports	.4 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9555DBG4	Texas Instruments	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 Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9535DGVR	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
PCA9539RGER	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	4	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 Port	.5 mm	S-PQCC-N24	2	Not Qualified	e4	16
PCF8575CDBQR	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,.24	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	2	Not Qualified	e4	16
TCA9554ADWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	8	8		SMALL OUTLINE		1.65 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2.65 mm	7.5 mm		.4 MHz	30	260	10.3 mm	CMOS		1.8 V		1.27 mm	R-PDSO-G16	1		e4	8
TCA9554ADWT	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	8	8		SMALL OUTLINE		1.65 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	2.65 mm	7.5 mm		.4 MHz	30	260	10.3 mm	CMOS		1.8 V		1.27 mm	R-PDSO-G16	1		e4	8
PCA9539DWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	4	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 Port	1.27 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCA9555DWT	Texas Instruments	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		DUAL	2	2.65 mm	7.5 mm		.4 MHz			15.4 mm	CMOS	.2 mA	3 V	Parallel IO Ports	1.27 mm	R-PDSO-G24		Not Qualified		16
PCA9538PWG4	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	DUAL	1	1.2 mm	4.4 mm		.4 MHz	30	260	5 mm	CMOS	.175 mA	2.5 V	Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCA9539DBQRG4	Texas Instruments	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,.24	2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	2	1.75 mm	3.9 mm			30	260	8.65 mm	CMOS		3 V	Parallel IO Port	.635 mm	R-PDSO-G24	2	Not Qualified	e4	16
PCA9557DGVR	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,.25,16	2.3 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	1	1.2 mm	3.6 mm		.4 MHz	30	260	4.4 mm	CMOS	.025 mA	2.5 V	Parallel IO Ports	.4 mm	R-PDSO-G16	1	Not Qualified	e4	8
PCF8575CDBE4	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
PCA9539DGVR	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,.25,16	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 Port	.4 mm	R-PDSO-G24	1	Not Qualified	e4	16
TCA9538PWR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	4	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	.03 mA	1.8 V		.65 mm	R-PDSO-G16	1		e4	8
PCF8574RGTRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	16	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	6 V		8	3/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC16,.12SQ,20	2.5 V	85 Cel	-40 Cel	NICKEL PALLADIUM GOLD	QUAD	1	1 mm	3 mm			30	260	3 mm	CMOS		5 V	Parallel IO Ports	.5 mm	S-PQCC-N16	1	Not Qualified	e4	8
PCA9539DW	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	4	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 Port	1.27 mm	R-PDSO-G24	1	Not Qualified	e4	16
TCA6416AZQSR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	BALL	24	VFBGA	SQUARE	PLASTIC/EPOXY	YES	5.5 V		16	1.8/5	GRID ARRAY, VERY THIN PROFILE, FINE PITCH	BGA24,5X5,20	1.65 V	85 Cel	-40 Cel	TIN SILVER COPPER	BOTTOM	2	1 mm	3 mm	IT ALSO OPERATES AT 2.5V, 3.3V AND 5V	.4 MHz	30	260	3 mm	CMOS	.02 mA	1.8 V	Parallel IO Port	.5 mm	S-PBGA-B24	1	Not Qualified	e1	16
PCA9535DWRG4	Texas Instruments	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 Ports	1.27 mm	R-PDSO-G24	1	Not Qualified	e4	16
PCF8575DBRE4	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 (Ni/Pd/Au)	DUAL	2	2 mm	5.3 mm		.4 MHz	NOT SPECIFIED	260	8.2 mm	CMOS	.2 mA	3.3 V	Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4	16
TXS02612ZQSR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	BALL	24	VFBGA	SQUARE	PLASTIC/EPOXY	YES	3.6 V			1.2/3.3	GRID ARRAY, VERY THIN PROFILE, FINE PITCH	BGA24,5X5,20	1.1 V	85 Cel	-40 Cel	TIN SILVER COPPER	BOTTOM	2	1 mm	3 mm			30	260	3 mm	CMOS	.036 mA	1.2 V	Parallel IO Port	.5 mm	S-PBGA-B24	1	Not Qualified	e1	15

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.