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
	CAT9555HV6I-GT2 IC I/O EXPANDER I2C/SMBUS 24TQFN onsemi	8553 In Stock	0.59000	Obsolete	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 24mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-WFQFN Exposed Pad	24-TQFN (4x4)
	MCP23009-E/P IC I/O EXPANDER I2C 8B 18DIP Microchip Technology	9483 In Stock	1.60000	Active	8	I²C	Yes	POR	Open Drain	25mA	3.4 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Through Hole	18-DIP (0.300", 7.62mm)	18-PDIP
	PCA9670PW,118 IC I/O EXPANDER I2C 8B 16TSSOP NXP USA Inc.	11113 In Stock	1.70000	Active	8	I²C	No	POR	Push-Pull	100µA, 25mA	1 MHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
	MCP25050-I/SL IC I/O EXPANDER CAN 8B 14SOIC Microchip Technology	228 In Stock	4.85000	Active	8	CAN V2.0b	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
	PCA9570GMH IC GPIO EXPANDER 8XQFN NXP USA Inc.	3315 In Stock	0.84000	Active	4	I²C, SMBus	No	POR	Push-Pull	4mA	100 kHz	1.1V ~ 3.6V	-40°C ~ 85°C	Surface Mount	8-XFQFN Exposed Pad	8-XQFN (1.6x1.6)
	MAX7320ATE+ IC I/O EXPANDER I2C 8B 16TQFN Analog Devices Inc./Maxim Integrated	53 In Stock	4.45000	Active	8	I²C	No	POR	Open Drain, Push-Pull	25mA	400 kHz	1.71V ~ 5.5V	-40°C ~ 125°C	Surface Mount	16-WFQFN Exposed Pad	16-TQFN (3x3)
	PCAL6524HEAZ IC EXPANDER 24B 32HUQFN NXP USA Inc.	6524 In Stock	2.13000	Active	24	I²C	Yes	POR	Open Drain, Push-Pull	-	1 MHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	32-UFQFN Exposed Pad	32-HUQFN (5x5)
	MCP23S17-E/SO IC I/O EXPANDER SPI 16B 28SOIC Microchip Technology	8829 In Stock	1.70000	Active	16	SPI	Yes	POR	Push-Pull	25mA	10 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Surface Mount	28-SOIC (0.295", 7.50mm Width)	28-SOIC
	MAX7321AEE+ IC I/O EXPANDER I2C 8B 16QSOP Analog Devices Inc./Maxim Integrated	8699 In Stock	4.45000	Active	8	I²C	Yes	POR	Open Drain, Push-Pull	20mA	400 kHz	1.71V ~ 5.5V	-40°C ~ 125°C	Surface Mount	16-SSOP (0.154", 3.90mm Width)	16-QSOP
	CS82C55A-5Z IC I/O EXPANDER 24B 44PLCC Renesas Electronics America Inc	9422 In Stock	12.44000	Active	24	Parallel	No	-	Open Drain	2.5mA	-	4.5V ~ 5.5V	0°C ~ 70°C	Surface Mount	44-LCC (J-Lead)	44-PLCC (16.58x16.58)
	TCA9554DBR IC SMBUS I/O EXPANDER I2C 16SSOP Texas Instruments	8264 In Stock	0.76960	Active	8	I²C	Yes	POR	Push-Pull	-	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-SSOP (0.209", 5.30mm Width)	16-SSOP
	MCP23S18-E/SP IC EXPANDER SPI 16BIT I/O 28SDIP Microchip Technology	9578 In Stock	2.27000	Active	16	SPI	Yes	-	Open Drain	25mA	10 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Through Hole	28-DIP (0.300", 7.62mm)	28-SPDIP
	MAX7313ATG+T IC I/O EXPANDER I2C 16B 24TQFN Analog Devices Inc./Maxim Integrated	3732 In Stock	6.04000	Active	16	I²C, SMBus	Yes	PWM	Open Drain	50mA	400 kHz	2V ~ 3.6V	-40°C ~ 125°C	Surface Mount	24-WFQFN Exposed Pad	24-TQFN (4x4)
	PCA9502BS,128 IC I/O EXPANDER I2C/SPI 24HVQFN NXP USA Inc.	1585 In Stock	2.97000	Active	8	I²C, SPI	Yes	-	Push-Pull	-	400 kHz	2.3V ~ 3.6V	-40°C ~ 85°C	Surface Mount	24-VFQFN Exposed Pad	24-HVQFN (4x4)
	PCA9557DBR IC I/O EXPANDER I2C 8B 16SSOP Texas Instruments	6433 In Stock	1.58000	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-SSOP (0.209", 5.30mm Width)	16-SSOP
	PCA9554APW,112 IC I/O EXPANDER I2C 8B 16TSSOP NXP USA Inc.	4923 In Stock	0.76000	Obsolete	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
	MAX7323AEE+T IC I/O EXPANDER I2C 4B 16QSOP Analog Devices Inc./Maxim Integrated	6237 In Stock	2.46000	Active	4	I²C	Yes	POR	Open Drain, Push-Pull	20mA	400 kHz	1.71V ~ 5.5V	-40°C ~ 125°C	Surface Mount	16-SSOP (0.154", 3.90mm Width)	16-QSOP
	MAX7318AWG+T IC PORT EXPANDER 16BIT 24SOIC Analog Devices Inc./Maxim Integrated	6972 In Stock	3.21000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	31mA, 43mA	400 kHz	2V ~ 5.5V	-40°C ~ 125°C	Surface Mount	24-SOIC (0.295", 7.50mm Width)	24-SOIC
	MIC74YQS-TR IC I/O EXPANDER I2C 8B 16QSOP Microchip Technology	2150 In Stock	2.66000	Active	8	I²C, SMBus	Yes	Fan Speed Controller	Open Drain, Push-Pull	7mA, 10mA	100 kHz	2.7V ~ 3.6V	-40°C ~ 85°C	Surface Mount	16-SSOP (0.154", 3.90mm Width)	16-QSOP
	JLC1562BFELG IC BUS INTRFACE I2C I/O 16SOEIAJ onsemi	84760 In Stock	0.77000	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
	PCAL9535AHF,128 IC I/O EXPANDER 16BIT 24HWQFN NXP USA Inc.	2651 In Stock	3.05000	Active	16	I²C	Yes	POR	Open Drain, Push-Pull	10mA, 25mA	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-WFQFN Exposed Pad	24-HWQFN (4x4)
	PCF8575DB IC I/O EXPANDER I2C 16B 24SSOP Texas Instruments	2653 In Stock	4.01000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.5V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-SSOP (0.209", 5.30mm Width)	24-SSOP
	MAX7311AAG+T IC I/O EXPANDER I2C 16B 24SSOP Analog Devices Inc./Maxim Integrated	6227 In Stock	4.35000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	31mA, 43mA	400 kHz	2V ~ 5.5V	-40°C ~ 125°C	Surface Mount	24-SSOP (0.209", 5.30mm Width)	24-SSOP
	PCF8574AN IC I/O EXPANDER I2C 8B 16DIP Texas Instruments	5704 In Stock	2.25000	Active	8	I²C	Yes	POR	Push-Pull	1mA, 25mA	100 kHz	2.5V ~ 6V	-40°C ~ 85°C	Through Hole	16-DIP (0.300", 7.62mm)	16-PDIP