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
	MAX7326ATG+T IC I/O EXPANDER I2C 16B 24TQFN Analog Devices Inc./Maxim Integrated	9780 In Stock	2.35000	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)
	PCA9554AD,112 IC I/O EXPANDER I2C 8B 16SOIC NXP USA Inc.	6152 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-SOIC (0.295", 7.50mm Width)	16-SO
	PCA9535DB IC I/O EXPANDER I2C 16B 24SSOP Texas Instruments	2510 In Stock	2.82000	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
	PCA9501D,118 PARALLEL I/O PORT, 8-BIT, 8 I/O, NXP USA Inc.	22497 In Stock	1.34000	Obsolete	8	I²C, SMBus	Yes	EEPROM, POR	Push-Pull	100µA, 25mA	400 kHz	2.5V ~ 3.6V	-40°C ~ 85°C	Surface Mount	20-SOIC (0.295", 7.50mm Width)	20-SO
	PCA9571GUX IC I/O EXPANDER I2C 12XQFN NXP USA Inc.	6379 In Stock	1.20000	Active	8	I²C	No	POR	Push-Pull	-	1 MHz	1.1V ~ 3.6V	-40°C ~ 85°C	Surface Mount	12-XFQFN	12-XQFN (2x1.7)
	TCA9554DWR IC I/O EXPANDER I2C 8BIT 16-SOIC Texas Instruments	7369 In Stock	0.76960	Active	8	I²C	Yes	POR	Push-Pull	-	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.295", 7.50mm Width)	16-SOIC
	MCP23008-E/SS IC I/O EXPANDER I2C 8B 20SSOP Microchip Technology	5719 In Stock	1.49000	Active	8	I²C	Yes	POR	Push-Pull	25mA	1.7 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Surface Mount	20-SSOP (0.209", 5.30mm Width)	20-SSOP
	PCAL9555AHF,128 IC I/O EXPANDER 16BIT 24HWQFN NXP USA Inc.	5660 In Stock	2.43000	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)
	CAT9554AYI-GT2 IC I/O EXPANDER I2C 8B 16TSSOP onsemi	4121 In Stock	0.68000	Obsolete	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 24mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP
	CY8C9560A-24AXI IC I/O EXPANDER I2C 60B 100LQFP Infineon Technologies	2672 In Stock	13.11000	Active	60	I²C	Yes	EEPROM, POR, PWM, WDT	Open Drain	10mA, 25mA	100 kHz	3V ~ 5.25V	-40°C ~ 85°C	Surface Mount	100-LQFP	100-TQFP (14x14)
	PCA9536DR IC I/O EXPANDER I2C 4B 8SOIC Texas Instruments	1342 In Stock	1.56000	Active	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
	PCA9555BS,118 IC I/O EXPANDER I2C 16B 24HVQFN NXP USA Inc.	4063 In Stock	2.58000	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-VFQFN Exposed Pad	24-HVQFN (4x4)
	SX1503I091TRT IC GPIO EXPANDER I2C 16CH 28-QFN Semtech Corporation	3423 In Stock	1.62000	Last Time Buy	16	I²C	Yes	POR	Push-Pull	8mA, 24mA	400 kHz	1.2V ~ 5.5V	-40°C ~ 85°C	Surface Mount	28-UFQFN Exposed Pad	28-QFN-UT (4x4)
	TCA6408ARSVR IC I/O EXPANDER I2C 8B 16QFN Texas Instruments	1084 In Stock	1.27000	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-UFQFN	16-UQFN (2.6x1.8)
	PCA9557DR IC I/O EXPANDER I2C 8B 16SOIC Texas Instruments	3498 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-SOIC (0.154", 3.90mm Width)	16-SOIC
	MCP23S18-E/SO IC I/O EXPANDER SPI 16B 28SOIC Microchip Technology	1696 In Stock	2.16000	Active	16	SPI	Yes	-	Open Drain	25mA	10 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Surface Mount	28-SOIC (0.295", 7.50mm Width)	28-SOIC
	MCP23S08-E/SO IC I/O EXPANDER SPI 8B 18SOIC Microchip Technology	501 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
	PCA6416AEVJ IC I/O EXPANDER 16BIT 24VFBGA NXP USA Inc.	8989 In Stock	1.52760	Active	16	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	1.65V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-VFBGA	24-VFBGA (3x3)
	PCA9554ADWR IC I/O EXPANDER I2C 8B 16SOIC Texas Instruments	1782 In Stock	1.58000	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
	LM8335TLX/NOPB IC GPIO EXPANDER 16DSBGA Texas Instruments	8929 In Stock	1.35840	Active	8	MIPI® RFFE	No	POR	Open Drain	-	26 MHz	1.8V ~ 3.3V	-30°C ~ 85°C	Surface Mount	16-WFBGA, DSBGA	16-DSBGA (2.5x2.12)
	PCA9506BS,118 IC I/O EXPANDER I2C 40B 56HVQFN NXP USA Inc.	691 In Stock	6.42000	Active	40	I²C	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	56-VFQFN Exposed Pad	56-HVQFN (8x8)
	PCA8575PW,112 IC I/O EXPANDER I2C 16B 24TSSOP NXP USA Inc.	2510 In Stock	0.88000	Obsolete	16	I²C	Yes	POR	Push-Pull	100µA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-TSSOP (0.173", 4.40mm Width)	24-TSSOP
	IS82C55AZ96 IC I/O EXPANDER 24B 44PLCC Renesas Electronics America Inc	5824 In Stock	27.88000	Active	24	Parallel	No	-	Open Drain	2.5mA	-	4.5V ~ 5.5V	-40°C ~ 85°C	Surface Mount	44-LCC (J-Lead)	44-PLCC (16.58x16.58)
	PCA9554DGVR IC I/O EXPANDER I2C 8B 16TVSOP Texas Instruments	2463 In Stock	1.07000	Active	8	I²C, SMBus	Yes	POR	Push-Pull	10mA, 25mA	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-TFSOP (0.173", 4.40mm Width)	16-TVSOP