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/SS IC I/O EXPANDER I2C 16B 24SSOP Microchip Technology	6477 In Stock	2.25000	Active	16	I²C	Yes	POR	Open Drain	25mA	3.4 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Surface Mount	24-SSOP (0.209", 5.30mm Width)	24-SSOP
	933DC DUAL FOUR INPUT EXPANDER National Semiconductor	19940 In Stock	1.06000	Active	-	-	-	-	-	-	-	-	-	-	-	-
	MAX7326ATG+ IC I/O EXPANDER I2C 16B 24TQFN Analog Devices Inc./Maxim Integrated	745 In Stock	2.25000	Obsolete	16	I²C	Yes	POR	Push-Pull	20mA	400 kHz	1.71V ~ 5.5V	-40°C ~ 125°C	Surface Mount	24-WFQFN Exposed Pad	24-TQFN (4x4)
	MAX7321ATE+ IC I/O EXPANDER I2C 8B 16TQFN Analog Devices Inc./Maxim Integrated	5618 In Stock	2.89000	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)
	PCAL9538APWJ IC GPIO EXPANDER 16TSSOP NXP USA Inc.	2653 In Stock	2.24000	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-TSSOP (0.173", 4.40mm Width)	16-TSSOP
	PCA9555PW IC I/O EXPANDER I2C 16B 24TSSOP Texas Instruments	444 In Stock	2.88000	Obsolete	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
	PCA9554APWR IC I/O EXPANDER I2C 8B 16TSSOP Texas Instruments	1176 In Stock	0.93120	Not For New Designs	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
	PCF8574ADGVR IC I/O EXPANDER I2C 8B 20TVSOP Texas Instruments	6201 In Stock	1.95000	Active	8	I²C	Yes	POR	Push-Pull	1mA, 25mA	100 kHz	2.5V ~ 6V	-40°C ~ 85°C	Surface Mount	20-TFSOP (0.173", 4.40mm Width)	20-TVSOP
	SX1509QBIULTRT IC GPIO EXPANDER I2C 16CH 28QFN Semtech Corporation	2973 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)
	PCA9675D,112 INTERFACE - I/O EXPANDERS 16-BIT NXP USA Inc.	6874 In Stock	1.67000	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
	MAX7318AAG+ IC I/O EXPANDER I2C 16B 24SSOP Analog Devices Inc./Maxim Integrated	485 In Stock	5.67000	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
	TCA9539RGER IC I/O EXPANDER I2C 16B 24VQFN Texas Instruments	2286 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-VFQFN Exposed Pad	24-VQFN (4x4)
	PCA9539BSHP IC I2C BUS/SMBUS 16BIT 24HVQFN NXP USA Inc.	5480 In Stock	1.98000	Last Time Buy	16	I²C	Yes	POR	Open Drain	50mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-VFQFN Exposed Pad	24-HVQFN (4x4)
	MAX7310ATE+ IC I/O EXPANDER I2C 8B 16TQFN Analog Devices Inc./Maxim Integrated	336 In Stock	5.17000	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-WQFN Exposed Pad	16-TQFN (4x4)
	CMS82C55AZ96 IC I/O EXPANDER 24B 44PLCC Renesas Electronics America Inc	1717 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)
	R8A66154SP#D1 8-BIT I/O EXPANDER Renesas Electronics America Inc	2500 In Stock	1.71000	Active	-	-	-	-	-	-	-	-	-	-	-	-
	PCAL6416AHF,128 IC I/O EXPANDER 16BIT 24HWQFN NXP USA Inc.	339972 In Stock	1.68000	Active	16	I²C, SMBus	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)
	MCP25020T-E/SL IC I/O EXPANDER CAN 8B 14SOIC Microchip Technology	3296 In Stock	4.03500	Active	8	CAN V2.0b	No	EEPROM, POR, PWM	Push-Pull	25mA	25 MHz	4.5V ~ 5.5V	-40°C ~ 125°C	Surface Mount	14-SOIC (0.154", 3.90mm Width)	14-SOIC
	PCA9555D,118 IC I/O EXPANDER I2C 16B 24SOIC NXP USA Inc.	1318 In Stock	2.75000	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-SO
	PCA9535DBR IC I/O EXPANDER I2C 16B 24SSOP Texas Instruments	1817 In Stock	2.35000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-SSOP (0.209", 5.30mm Width)	24-SSOP
	MAX7314ATG 18-PORT GPIO Analog Devices Inc./Maxim Integrated	13075 In Stock	2.33000	Active	-	-	-	-	-	-	-	-	-	-	-	-
	TCA6418EYFPR IC I/O EXPANDER I2C 18B 25DSBGA Texas Instruments	3401 In Stock	1.89000	Active	18	I²C	Yes	Keypad Controller, POR	Push-Pull	10mA, 25mA	1 MHz	1.65V ~ 3.6V	-40°C ~ 85°C	Surface Mount	25-XFBGA, DSBGA	25-DSBGA
	PCA9535HF,118 IC I/O EXPANDER I2C 16B 24HWQFN NXP USA Inc.	4903 In Stock	2.26850	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-WFQFN Exposed Pad	24-HWQFN (4x4)
	MAX7316ATE+ IC I/O EXPANDER I2C 16B 16TQFN Analog Devices Inc./Maxim Integrated	11485 In Stock	1.96000	Obsolete	10	I²C, SMBus	Yes	PWM	Open Drain	50mA	400 kHz	2V ~ 3.6V	-40°C ~ 125°C	Surface Mount	16-WFQFN Exposed Pad	16-TQFN (3x3)