Interface - I/O Expanders

	Mfr Part #	Quantity Available	Price	Product Status	Number of I/O	Interface	Interrupt Output	Features	Output Type	Current - Output Source/Sink	Clock Frequency	Voltage - Supply	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
	PCAL6408AEX1Z LOW-VOLTAGE TRANSLATING, 8-BIT I NXP USA Inc.	5169 In Stock	1.57000	Active	8	I²C, SMBus	Yes	POR	Open Drain, Push-Pull	10mA, 25mA	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-XFLGA	16-X2QFN (1.6x1.6)
	PCA9538ABS,128 IC I/O EXPANDER I2C 8B 16HVQFN NXP USA Inc.	5946 In Stock	0.70000	Active	-	-	-	-	-	-	-	-	-	-	-	-
	PCA9506DGG,518 IC I/O EXPANDER I2C 40B 56TSSOP NXP USA Inc.	8804 In Stock	6.70000	Active	40	I²C	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	56-TFSOP (0.240", 6.10mm Width)	56-TSSOP
	CY8C9540A-24PVXIT IC I/O EXPANDER I2C 40B 48SSOP Infineon Technologies	2958 In Stock	7.78520	Active	40	I²C	Yes	EEPROM, POR, PWM, WDT	Open Drain	10mA, 25mA	100 kHz	3V ~ 5.25V	-40°C ~ 85°C	Surface Mount	48-BSSOP (0.295", 7.50mm Width)	48-SSOP
	MCP25055-I/SL IC I/O EXPANDER CAN 8B 14SOIC Microchip Technology	2448 In Stock	5.19000	Active	8	CAN (1-Wire)	No	ADC, EEPROM, POR, PWM	Push-Pull	25mA	25 MHz	2.7V ~ 5.5V	-40°C ~ 85°C	Surface Mount	14-SOIC (0.154", 3.90mm Width)	14-SOIC
	MCP23017T-E/ML IC I/O EXPANDER I2C 16B 28QFN Microchip Technology	1817 In Stock	1.91000	Active	16	I²C	Yes	POR	Push-Pull	25mA	1.7 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Surface Mount	28-VQFN Exposed Pad	28-QFN (6x6)
	MAX7321ATE+T IC I/O EXPANDER I2C 8B 16TQFN Analog Devices Inc./Maxim Integrated	3391 In Stock	1.63500	Active	8	I²C	Yes	POR	Open Drain, Push-Pull	20mA	400 kHz	1.71V ~ 5.5V	-40°C ~ 125°C	Surface Mount	16-WFQFN Exposed Pad	16-TQFN (3x3)
	PCA9554CPWJ IC GPIO EXPANDER 16TSSOP NXP USA Inc.	1988 In Stock	1.82000	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
	PCF8575CDWR IC I/O EXPANDER I2C 16B 24SOIC Texas Instruments	8127 In Stock	1.86000	Active	16	I²C, SMBus	Yes	POR	Open Drain	10mA, 25mA	400 kHz	4.5V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-SOIC (0.295", 7.50mm Width)	24-SOIC
	SX1509BIULTRT IC GPIO EXPANDER I2C 16CH 28QFN Semtech Corporation	30791 In Stock	3.55000	Active	16	I²C	Yes	Keypad Controller, LED Output, POR	Open Drain, Push-Pull	8mA, 15mA	400 kHz	1.425V ~ 3.6V	-40°C ~ 85°C	Surface Mount	28-UFQFN Exposed Pad	28-QFN-UT (4x4)
	MCP23S09T-E/MG IC I/O EXPANDER SPI 8B 16QFN Microchip Technology	7542 In Stock	1.71000	Active	8	SPI	Yes	-	Open Drain	25mA	10 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Surface Mount	16-VFQFN Exposed Pad	16-QFN (3x3)
	PCA9557PW,118 IC I/O EXPANDER I2C 8B 16TSSOP NXP USA Inc.	41384 In Stock	1.70000	Active	8	I²C, SMBus	No	POR	Open Drain, Push-Pull	10mA, 20mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
	PCA9539APW,118 IC GPIO EXPANDER 24TSSOP NXP USA Inc.	1011 In Stock	2.25000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
	CMP82C55AZ IC PROG PERIPHERAL INTFC 40DIP Renesas Electronics America Inc	8001 In Stock	7.88240	Obsolete	24	Parallel	No	-	Open Drain	2.5mA	-	4.5V ~ 5.5V	0°C ~ 70°C	Through Hole	40-DIP (0.600", 15.24mm)	40-PDIP
	MAX7310AEE+ IC I/O EXPANDER I2C 8B 16QSOP Analog Devices Inc./Maxim Integrated	5151 In Stock	3.80250	Active	8	I²C, SMBus	No	POR	Open Drain, Push-Pull	18mA, 30mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 125°C	Surface Mount	16-SSOP (0.154", 3.90mm Width)	16-QSOP
	PCA9539PWR IC I/O EXPANDER I2C 16B 24TSSOP Texas Instruments	9430 In Stock	2.73000	Not For New Designs	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
	NSC810AE-4/883 PARALLEL I/O PORT, 16-BIT National Semiconductor	423 In Stock	120.00000	Active	-	-	-	-	-	-	-	-	-	-	-	-
	PCA9703PW,118 IC SHIFT REG SPI GPI 24TSSOP NXP USA Inc.	1886 In Stock	2.50000	Active	16 (Input Only)	SPI Serial	Yes	-	Push-Pull	-	5 MHz	4.5V ~ 5.5V	-	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
	SN74LS612N PARALLEL I/O PORT, 12 I/O, TTL Texas Instruments	5966 In Stock	5.19000	Active	-	-	-	-	-	-	-	-	-	-	-	-
	TCA9535RGER IC I/O EXPANDER I2C 16B 24VQFN Texas Instruments	7865 In Stock	1.67000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-VFQFN Exposed Pad	24-VQFN (4x4)
	CAT9534WI-GT2 IC I/O EXPANDER I2C 8B 16SOIC onsemi	7799 In Stock	1.13000	Obsolete	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 24mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.154", 3.90mm Width)	16-SOIC
	JLC1562BF IC I/O EXPANDER I2C 8B 16SOEIAJ onsemi	6000 In Stock	0.40000	Obsolete	8	I²C	No	DAC, POR	Open Drain	-	100 kHz	4.2V ~ 6V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.209", 5.30mm Width)	16-SOEIAJ
	PCA9557D,118 IC I/O EXPANDER I2C 8B 16SOIC NXP USA Inc.	1570 In Stock	1.78000	Active	8	I²C, SMBus	No	POR	Open Drain, Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.154", 3.90mm Width)	16-SO
	MCP23S09-E/MG IC I/O EXPANDER SPI 8B 16QFN Microchip Technology	2048 In Stock	1.71000	Active	8	SPI	Yes	-	Open Drain	25mA	10 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Surface Mount	16-VFQFN Exposed Pad	16-QFN (3x3)