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
	MCP23017-E/SS IC I/O EXPANDER I2C 16B 28SSOP Microchip Technology	5644 In Stock	1.70000	Active	16	I²C	Yes	POR	Push-Pull	25mA	1.7 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Surface Mount	28-SSOP (0.209", 5.30mm Width)	28-SSOP
	MAX7315AEE+ IC I/O EXPANDER I2C 8B 16QSOP Analog Devices Inc./Maxim Integrated	2481 In Stock	4.00000	Active	8	I²C, SMBus	Yes	PWM	Open Drain	50mA	400 kHz	2V ~ 3.6V	-40°C ~ 125°C	Surface Mount	16-SSOP (0.154", 3.90mm Width)	16-QSOP
	TCA1116PWR IC I/O EXPANDR I2C 16BIT 24TSSOP Texas Instruments	7751 In Stock	1.21120	Active	16	I²C	Yes	POR	Push-Pull	-	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
	PCA9539D,118 I/O EXPANDER 16 IC, SMBUS 400KHZ NXP USA Inc.	18712 In Stock	0.87000	Obsolete	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-SOIC (0.295", 7.50mm Width)	24-SO
	PI4IOE5V9535LEX IC I/O EXPANDER 16B I2C 24TSSOP Diodes Incorporated	9881 In Stock	1.59000	Active	16	I²C	Yes	-	-	-	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
	CDP1852CE BYTE-WIDE INPUT/OUTPUT PORT Intersil	15332 In Stock	4.22000	Active	-	-	-	-	-	-	-	-	-	-	-	-
	PCA9535EMTTXG IC I/O EXPANDER 16B 24WQFN onsemi	9894 In Stock	2.42000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	100 kHz	1.65V ~ 5.5V	-55°C ~ 125°C	Surface Mount	24-WFQFN Exposed Pad	24-QFN (4x4)
	PCF8575CDBR IC I/O EXPANDER I2C 16B 24SSOP Texas Instruments	10117 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-SSOP (0.209", 5.30mm Width)	24-SSOP
	MAX7323ATE+T IC I/O EXPANDER I2C 4B 16TQFN Analog Devices Inc./Maxim Integrated	3050 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-WFQFN Exposed Pad	16-TQFN (3x3)
	IS31IO7328-QFLS4-TR IC MULTI-FUNCTION I/O DVR 16QFN Lumissil Microsystems	9851 In Stock	0.64500	Active	4	I²C	Yes	POR	Open Drain	10mA, 20mA	400 kHz	2.4V ~ 5.5V	-40°C ~ 125°C	Surface Mount	16-WFQFN Exposed Pad	16-QFN (3x3)
	MAX7317AEE+T IC I/O EXPANDER SPI 10B 16QSOP Analog Devices Inc./Maxim Integrated	3261 In Stock	5.17000	Active	10	SPI	No	POR	Open Drain	20mA	-	2.25V ~ 3.6V	-40°C ~ 125°C	Surface Mount	16-SSOP (0.154", 3.90mm Width)	16-QSOP
	PCA9538PW,112 IC I/O EXPANDER I2C 8B 16TSSOP NXP USA Inc.	774 In Stock	0.69000	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
	PCA9557PW,112 IC I/O EXPANDER I2C 8B 16TSSOP NXP USA Inc.	4508 In Stock	0.56000	Obsolete	8	I²C, SMBus	No	POR	Open Drain, 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
	PCF8575CPWR IC I/O EXPANDER I2C 16B 24TSSOP Texas Instruments	5190 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-TSSOP (0.173", 4.40mm Width)	24-TSSOP
	PCA9554ADW IC I/O EXPANDER I2C 8B 16SOIC Texas Instruments	2264 In Stock	1.90000	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.295", 7.50mm Width)	16-SOIC
	PCA9535DWR IC I/O EXPANDER I2C 16B 24SOIC Texas Instruments	1291 In Stock	1.88000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-SOIC (0.295", 7.50mm Width)	24-SOIC
	PCA9537DPZ IC I/O EXPANDER I2C 4B 10TSSOP NXP USA Inc.	1981 In Stock	1.68000	Active	4	I²C, SMBus	Yes	POR	Push-Pull	10mA, 24mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	10-TSSOP
	PCA9535PWR IC I/O EXPANDER I2C 16B 24TSSOP Texas Instruments	1231 In Stock	2.70000	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
	MCP23S08T-E/SO IC I/O EXPANDER SPI 8B 18SOIC Microchip Technology	4874 In Stock	1.55000	Active	8	SPI	Yes	POR	Push-Pull	25mA	10 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Surface Mount	18-SOIC (0.295", 7.50mm Width)	18-SOIC
	PCF8574ATS/3,118 IC I/O EXPANDER I2C 8B 20SSOP NXP USA Inc.	1280 In Stock	1.86000	Active	8	I²C	Yes	POR	Push-Pull	300µA, 25mA	100 kHz	2.5V ~ 6V	-40°C ~ 85°C	Surface Mount	20-LSSOP (0.173", 4.40mm Width)	20-SSOP
	CY8C9540A-24PVXI IC I/O EXPANDER I2C 40B 48SSOP Infineon Technologies	485 In Stock	2.16000	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
	PCA9555PW,118 IC I/O EXPANDER I2C 16B 24TSSOP NXP USA Inc.	7323 In Stock	2.40000	Active	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
	MCP23S09T-E/SO IC I/O EXPANDER SPI 8B 18SOIC Microchip Technology	9549 In Stock	1.71000	Active	8	SPI	Yes	-	Open Drain	25mA	10 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Surface Mount	18-SOIC (0.295", 7.50mm Width)	18-SOIC
	MAX7318ATG+T IC I/O EXPANDER I2C 16B 24TQFN Analog Devices Inc./Maxim Integrated	8703 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-WFQFN Exposed Pad	24-TQFN (4x4)