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
	MCP23018-E/SP IC I/O EXPANDER I2C 16B 28SDIP Microchip Technology	29 In Stock	2.14000	Active	16	I²C	Yes	POR	Open Drain	25mA	3.4 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Through Hole	28-DIP (0.300", 7.62mm)	28-SPDIP
	PCA9536D IC I/O EXPANDER I2C 4B 8SOIC Texas Instruments	722 In Stock	1.88000	Last Time Buy	4	I²C, SMBus	No	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
	TCA9535DBT IC I/O EXPANDER 16B I2C 24SSOP Texas Instruments	3995 In Stock	2.00000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-SSOP (0.209", 5.30mm Width)	24-SSOP
	TCA6424RGJR IC I/O EXPANDER I2C 24B 32QFN Texas Instruments	5720 In Stock	3.98000	Not For New Designs	24	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	32-UFQFN Exposed Pad	32-UQFN (5x5)
	TCA6424ARGJR IC I/O EXPANDER I2C 24B 32UQFN Texas Instruments	8062 In Stock	2.57000	Active	24	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	32-UFQFN Exposed Pad	32-UQFN (5x5)
	PCA9655EDTR2G IC I/O EXPANDER I2C 16B 24-TSSOP onsemi	4636 In Stock	3.21000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	42mA	100 kHz	1.65V ~ 5.5V	-55°C ~ 125°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
	MCP25020-E/P IC I/O EXPANDER CAN 8B 14DIP Microchip Technology	5794 In Stock	4.21500	Active	8	CAN V2.0b	No	EEPROM, POR, PWM	Push-Pull	25mA	25 MHz	4.5V ~ 5.5V	-40°C ~ 125°C	Through Hole	14-DIP (0.300", 7.62mm)	14-PDIP
	MAX7329AAP+ PORT EXPANDERS WITH EIGHT I/O PO Analog Devices Inc./Maxim Integrated	5000 In Stock	4.49000	Active	-	-	-	-	-	-	-	-	-	-	-	-
	PCA9554DB,118 IC I/O EXPANDER I2C 8B 16SSOP NXP USA Inc.	6757 In Stock	2.01000	Active	8	I²C, SMBus	Yes	POR	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
	MAX7301ATL+ IC I/O EXPANDER SPI 28B 40TQFN Analog Devices Inc./Maxim Integrated	8632 In Stock	9.38000	Active	28	SPI	Yes	-	Push-Pull	4.5mA, 10mA	26 MHz	2.5V ~ 5.5V	-40°C ~ 125°C	Surface Mount	40-WFQFN Exposed Pad	40-TQFN (6x6)
	TCA6416PWR IC I/O EXPANDER I2C 16B 24TSSOP Texas Instruments	355 In Stock	3.29000	Not For New Designs	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
	IP82C55AZ IC I/O EXPANDER 24B 40DIP Renesas Electronics America Inc	2060 In Stock	30.05000	Active	24	Parallel	No	-	Open Drain	2.5mA	-	4.5V ~ 5.5V	-40°C ~ 85°C	Through Hole	40-DIP (0.600", 15.24mm)	40-PDIP
	CAT9534WI-G PARALLEL I/O PORT, 8-BIT, 8 I/O, onsemi	15745 In Stock	1.20000	Active	-	-	-	-	-	-	-	-	-	-	-	-
	PCA9501PW,118 IC I/O EXPANDER I2C 8B 20TSSOP NXP USA Inc.	4675 In Stock	3.01000	Active	8	I²C, SMBus	Yes	EEPROM	Push-Pull	100µA, 25mA	400 kHz	2.5V ~ 3.6V	-40°C ~ 85°C	Surface Mount	20-TSSOP (0.173", 4.40mm Width)	20-TSSOP
	PCA9500BS,118 IC I/O EXPANDER I2C 8B 16HVQFN NXP USA Inc.	15481 In Stock	2.83000	Active	8	I²C, SMBus	No	EEPROM, POR	Push-Pull	100µA, 25mA	400 kHz	2.5V ~ 3.6V	-40°C ~ 85°C	Surface Mount	16-VQFN Exposed Pad	16-HVQFN (4x4)
	PCA9673D,112 IC I/O EXPANDER I2C 16B 24SOIC NXP USA Inc.	390 In Stock	1.09000	Obsolete	16	I²C	Yes	POR	Push-Pull	100µA, 25mA	1 MHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-SOIC (0.295", 7.50mm Width)	24-SO
	MCP23S17T-E/SO IC I/O EXPANDER SPI 16B 28SOIC Microchip Technology	6339 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
	PCA9536D,112 IC I/O EXPANDER I2C 4B 8SOIC NXP USA Inc.	2698 In Stock	0.48000	Obsolete	4	I²C, SMBus	No	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SO
	TCA9534ADWR IC I/O EXPANDER I2C 8B 16SOIC Texas Instruments	7588 In Stock	1.59000	Active	8	I²C	Yes	-	Push-Pull	-	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.295", 7.50mm Width)	16-SOIC
	PCA6416AHF,128 IC I/O EXPANDER 16BIT 24HWQFN NXP USA Inc.	22442 In Stock	1.72000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-WFQFN Exposed Pad	24-HWQFN (4x4)
	CQ82C55AZ IC I/O EXPANDER 24B 44MQFP Renesas Electronics America Inc	2321 In Stock	16.45000	Active	24	Parallel	No	-	Open Drain	2.5mA	-	4.5V ~ 5.5V	0°C ~ 70°C	Surface Mount	44-QFP	44-MQFP (10x10)
	PCA9535DBQR IC I/O EXPANDER I2C 16B 24QSOP Texas Instruments	5020 In Stock	1.11000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-SSOP (0.154", 3.90mm Width)	24-SSOP
	PCA9674APW,118 IC I/O EXPANDER I2C 8B 16TSSOP NXP USA Inc.	49239 In Stock	2.17000	Active	8	I²C	Yes	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
	PCF8574DW IC I/O EXPANDER I2C 8B 16SOIC Texas Instruments	246 In Stock	2.34000	Active	8	I²C	Yes	POR	Push-Pull	1mA, 25mA	100 kHz	2.5V ~ 6V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.295", 7.50mm Width)	16-SOIC