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	CPU Family	Minimum Operating Temperature	Terminal Finish	Ultraviolet Erasable	Terminal Position	No. of Ports	Maximum Seated Height	Width	Additional Features	External Data Bus Width	Maximum Clock Frequency	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	ROM Bits Size	No. of Timers	Technology	Maximum Supply Current	Nominal Supply Voltage	Memory Organization	Sub-Category	Terminal Pitch	JESD-30 Code	Moisture Sensitivity Level (MSL)	Qualification	JESD-609 Code	Maximum Standby Current	No. of I/O Lines	Maximum Access Time
R6532P	Conexant Systems	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.25 V			8	5	IN-LINE	DIP40,.6	4.75 V	70 Cel	6500	0 Cel	TIN LEAD		DUAL	2	5.08 mm	15.24 mm		8	1 MHz			52.07 mm		1	MOS	190 mA	5 V	128X8	Parallel IO Port	2.54 mm	R-PDIP-T40		Not Qualified	e0		16
PCA9555AHF	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	NO LEAD	24	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	2	.8 mm	4 mm				30	260	4 mm			CMOS		1.8 V			.5 mm	S-PQCC-N24	1		e4		16
TCA6416ZQSR	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			.4 MHz	30	260	3 mm			CMOS	.03 mA	1.8 V		Parallel IO Port	.5 mm	S-PBGA-B24	1	Not Qualified	e1		16
PCA9535DBQRG4	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 Ports	.635 mm	R-PDSO-G24	2	Not Qualified	e4		16
PCF8575CDBG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			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
CD82C55A-5	Intersil	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	5.5 V				5	IN-LINE	DIP40,.6	4.5 V	70 Cel		0 Cel	Tin/Lead (Sn/Pb)		DUAL	3	5.72 mm	15.24 mm									CMOS	5 mA	5 V		Parallel IO Port	2.54 mm	R-GDIP-T40		Not Qualified	e0		24
PCA9539D,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 (Ni/Pd/Au)		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
Z0842006PSC	IXYS Corporation	PARALLEL IO PORT, GENERAL PURPOSE	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.25 V				5	IN-LINE	DIP40,.6	4.75 V	70 Cel		0 Cel	TIN LEAD		DUAL	2	4.75 mm	15.24 mm		8	6.17 MHz		240	52.325 mm			NMOS	100 mA	5 V		Other Microprocessor ICs	2.54 mm	R-PDIP-T40		Not Qualified	e0		16
74LVC1284D,112	NXP Semiconductors	PARALLEL IO PORT, PRINTER INTERFACE	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	3.6 V					SMALL OUTLINE		3 V	70 Cel		0 Cel	NICKEL PALLADIUM GOLD		DUAL	1	2.65 mm	7.5 mm						12.8 mm			CMOS		3.3 V			1.27 mm	R-PDSO-G20	1	Not Qualified	e4		8
MAX7319ATE	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	16	HVQCCN	SQUARE	UNSPECIFIED	YES	5.5 V			1	2/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC16,.12SQ,20	1.71 V	125 Cel		-40 Cel	TIN LEAD		QUAD	1	.8 mm	3 mm						3 mm			BICMOS		3.3 V		Parallel IO Port	.5 mm	S-XQCC-N16	1	Not Qualified	e0		0
MAX7319ATE+	Analog Devices	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	16	HVQCCN	SQUARE	UNSPECIFIED	YES	5.5 V			1	2/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC16,.12SQ,20	1.71 V	125 Cel		-40 Cel	Matte Tin (Sn) - annealed		QUAD	1	.8 mm	3 mm				30	260	3 mm			BICMOS		3.3 V		Parallel IO Port	.5 mm	S-XQCC-N16	1	Not Qualified	e3		0
MAX7319ATE-T	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	16	HVQCCN	SQUARE	UNSPECIFIED	YES	5.5 V			1	2/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC16,.12SQ,20	1.71 V	125 Cel		-40 Cel	TIN LEAD		QUAD	1	.8 mm	3 mm						3 mm			BICMOS		3.3 V		Parallel IO Port	.5 mm	S-XQCC-N16		Not Qualified	e0		0
PCA9534DB	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	8	2.5/5	SMALL OUTLINE, SHRINK PITCH	SSOP16,.3	2.3 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)		DUAL	1	2 mm	5.3 mm			.4 MHz	NOT SPECIFIED	260	6.2 mm			CMOS	.175 mA	5 V		Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4		8
PCA9539RGERG4	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 Port	.5 mm	S-PQCC-N24	2	Not Qualified	e4		16
PCA9554BPWJ	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			8	1.8/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	1.65 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD		DUAL	1	1.1 mm	4.4 mm				30	260	5 mm			CMOS		1.8 V		Parallel IO Port	.65 mm	R-PDSO-G16	1	Not Qualified	e4		8
PCA9556PW/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		3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD		DUAL	1	1.1 mm	4.4 mm	CAN ALSO OPERATE AT 5V SUPPLY					5 mm			CMOS		3.3 V			.65 mm	R-PDSO-G16			e4		8
PCA9557D	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,.25	2.3 V	85 Cel		-40 Cel	NICKEL PALLADIUM GOLD		DUAL	1	1.75 mm	3.9 mm			.4 MHz	30	260	9.9 mm			CMOS	.025 mA	2.5 V		Parallel IO Ports	1.27 mm	R-PDSO-G16	1	Not Qualified	e4		8
PCAL6416AERX	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	BALL	24	VFBGA	SQUARE	PLASTIC/EPOXY	YES	5.5 V					GRID ARRAY, VERY THIN PROFILE, FINE PITCH		1.65 V	85 Cel		-40 Cel			BOTTOM	2	.65 mm	2 mm					260	2 mm			CMOS		1.8 V			.4 mm	S-PBGA-B24	1				16
TCA9554DWT	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
MAX7324ATG	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	24	HVQCCN	SQUARE	UNSPECIFIED	YES	5.5 V				2/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	1.71 V	125 Cel		-40 Cel	TIN LEAD		QUAD	1	.8 mm	4 mm						4 mm			BICMOS		3.3 V		Parallel IO Port	.5 mm	S-XQCC-N24	1	Not Qualified	e0		0
MAX7324ATG+	Analog Devices	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	24	HVQCCN	SQUARE	UNSPECIFIED	YES	5.5 V				2/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	1.71 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		0
MAX7324ATG-T	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	24	HVQCCN	SQUARE	UNSPECIFIED	YES	5.5 V				2/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	1.71 V	125 Cel		-40 Cel	TIN LEAD		QUAD	1	.8 mm	4 mm						4 mm			BICMOS		3.3 V		Parallel IO Port	.5 mm	S-XQCC-N24		Not Qualified	e0		0
MAX7324ATG+T	Analog Devices	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	24	HVQCCN	SQUARE	UNSPECIFIED	YES	5.5 V				2/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC24,.16SQ,20	1.71 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
PCA6408APW,118	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			8	1.8/5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	1.65 V	85 Cel		-40 Cel			DUAL	1	1.1 mm	4.4 mm				30	260	7.8 mm			CMOS		1.8 V		Parallel IO Port	.65 mm	R-PDSO-G16	1	Not Qualified			8
PCA8574PW	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	TSSOP20,.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
PCA9534DGVR	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	SOP16,.25	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
PCA9535DB	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
PCA9535DBG4	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			.4 MHz	30	260	8.2 mm			CMOS	.2 mA	3 V		Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4		16
PCA9554DGVR	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	3 V		Parallel IO Ports	.4 mm	R-PDSO-G16	1	Not Qualified	e4		8
PCAL6524EV	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE																																	CMOS
PCF8574NE4	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 Ports	2.54 mm	R-PDIP-T16		Not Qualified	e4		8
PCF8574TS/F3	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			DUAL	1	1.5 mm	4.4 mm						6.5 mm			CMOS		5 V			.65 mm	R-PDSO-G20		Not Qualified			8
PCF8575CPWRE4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			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				30	260	7.8 mm			CMOS		5 V		Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4		16
PCF8575CPWRG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			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				30	260	7.8 mm			CMOS		5 V		Parallel IO Ports	.65 mm	R-PDSO-G24	1	Not Qualified	e4		16
PCF8575PWG4	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			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
PSD834F2-90JI	STMicroelectronics	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V				5	CHIP CARRIER	LDCC52,.8SQ	4.5 V	85 Cel		-40 Cel	MATTE TIN	N	QUAD	4	4.57 mm	19.1 mm					245	19.1 mm	2359296 Bits		CMOS		5 V		Other Microprocessor ICs	1.27 mm	S-PQCC-J52		Not Qualified	e3	.0002 Amp	27	.00000009 ns
MAX7312AAG	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			16	2.5/5	SMALL OUTLINE, SHRINK PITCH	SSOP24,.3	2 V	125 Cel		-40 Cel	TIN LEAD		DUAL	1	1.99 mm	5.29 mm						8.2 mm			BICMOS		3.3 V		Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified	e0		16
MAX7312AAG+	Analog Devices	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	24	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V			16	2.5/5	SMALL OUTLINE, SHRINK PITCH	SSOP24,.3	2 V	125 Cel		-40 Cel	Matte Tin (Sn) - annealed		DUAL	1	1.99 mm	5.29 mm				30	260	8.2 mm			BICMOS		3.3 V		Parallel IO Port	.65 mm	R-PDSO-G24	1	Not Qualified	e3		16
MAX7321ATE-T	Maxim Integrated	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	16	HVQCCN	SQUARE	UNSPECIFIED	YES	5.5 V			1	2/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC16,.12SQ,20	1.71 V	125 Cel		-40 Cel	TIN LEAD		QUAD	1	.8 mm	3 mm						3 mm			CMOS		3.3 V		Parallel IO Port	.5 mm	S-XQCC-N16	1	Not Qualified	e0		8
MAX7321ATE+T	Analog Devices	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	NO LEAD	16	HVQCCN	SQUARE	UNSPECIFIED	YES	5.5 V			1	2/5	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC16,.12SQ,20	1.71 V	125 Cel		-40 Cel	Matte Tin (Sn) - annealed		QUAD	1	.8 mm	3 mm				30	260	3 mm			CMOS		3.3 V		Parallel IO Ports	.5 mm	S-XQCC-N16	1	Not Qualified	e3		8
MCP23009-E/MGVAO	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE		NO LEAD	16	HVQCCN	SQUARE	PLASTIC/EPOXY	YES	5.5 V	AEC-Q100; TS 16949		8		CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC16,.12SQ,20	1.8 V	125 Cel		-40 Cel			QUAD	1	.9 mm	3 mm			3.4 MHz			3 mm			CMOS	1 mA	5 V			.5 mm	S-PQCC-N16					8
MCP23009-E/SS	Microchip Technology	PARALLEL IO PORT, GENERAL PURPOSE	AUTOMOTIVE	GULL WING	20	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V	TS 16949		8	2/5	SMALL OUTLINE, SHRINK PITCH	SSOP20,.3	1.8 V	125 Cel		-40 Cel	MATTE TIN		DUAL	1	2 mm	5.3 mm			10 MHz		260	7.2 mm			CMOS	1 mA	5 V		Parallel IO Port	.65 mm	R-PDSO-G20	1	Not Qualified	e3		8
PCA8574D,518	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,.25	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 Ports	1.27 mm	R-PDSO-G16	2	Not Qualified	e4		8
PCA9554ADBR	Texas Instruments	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	5.5 V		8	8	2.5/5	SMALL OUTLINE, SHRINK PITCH	SSOP16,.3	2.3 V	85 Cel		-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)		DUAL	1	2 mm	5.3 mm			.4 MHz	NOT SPECIFIED	260	6.2 mm			CMOS	.175 mA	5 V		Parallel IO Ports	.65 mm	R-PDSO-G16	1	Not Qualified	e4		8
PCA9554ADWR	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	5 V		Parallel IO Ports	1.27 mm	R-PDSO-G16	1	Not Qualified	e4		8
PCAL6416AERJ	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	BALL	24	VFBGA	SQUARE	PLASTIC/EPOXY	YES	5.5 V					GRID ARRAY, VERY THIN PROFILE, FINE PITCH		1.65 V	85 Cel		-40 Cel			BOTTOM	2	.65 mm	2 mm					260	2 mm			CMOS		1.8 V			.4 mm	S-PBGA-B24	1				16
PCF8574ARGYRG4	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 (Ni/Pd/Au)		QUAD	1	1 mm	3.5 mm			.1 MHz	NOT SPECIFIED	260	4.5 mm			CMOS	.1 mA	5 V		Parallel IO Port	.5 mm	R-PQCC-N20	2	Not Qualified	e4		8
PCF8574T/3,112	NXP Semiconductors	PARALLEL IO PORT, GENERAL PURPOSE	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	6 V					SMALL OUTLINE		2.5 V	85 Cel		-40 Cel			DUAL	1	2.65 mm	7.5 mm				30	260	10.3 mm			CMOS		5 V			1.27 mm	R-PDSO-G16	2				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.