Interface - I/O Expanders

Mfr Part #	Qty	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
MCP23S17-E/SS IC I/O EXPANDER SPI 16B 28SSOP Microchip Technology	2,026	1.49000	Active	16	SPI	Yes	POR	Push-Pull	25mA	10 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Surface Mount	28-SSOP (0.209", 5.30mm Width)	28-SSOP	Details
MAX7311ATG+T IC I/O EXPANDER I2C 16B 24TQFN Analog Devices Inc./Maxim Integrated	9,945	8.86000	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)	Details
PCA9539RPW,118 IC I/O EXPANDER I2C 16B 24TSSOP NXP USA Inc.	3,143	2.12000	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	Details
PCA9539DBR IC I/O EXPANDER I2C 16B 24SSOP Texas Instruments	9,373	1.85523	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	Details
PCA9555RGER IC I/O EXPANDER I2C 16B 24VQFN Texas Instruments	6,795	2.01000	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-VQFN (4x4)	Details
MCP23009T-E/SS IC I/O EXPANDER I2C 8B 20SSOP Microchip Technology	6,154	1.63000	Active	8	I²C	Yes	POR	Open Drain	25mA	3.4 MHz	1.8V ~ 5.5V	-40°C ~ 125°C	Surface Mount	20-SSOP (0.209", 5.30mm Width)	20-SSOP	Details
PI4IOE5V9554ALEX IC I/O EXPANDER 8-BIT 16TSSOP Diodes Incorporated	19,868	1.14000	Active	8	I²C	Yes	-	-	-	400 kHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP	Details
PCA9673D,118 IC I/O EXPANDER I2C 16B 24SOIC NXP USA Inc.	1,581	1.74000	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	Details
PCA9557RGYR IC I/O EXPANDER I2C 8B 16QFN Texas Instruments	126,866	1.32352	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-VFQFN Exposed Pad	16-VQFN (4x3.5)	Details
PCA9539RBS,118 IC I/O EXPANDER I2C 16B 24HVQFN NXP USA Inc.	3,223	2.87000	Last Time Buy	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)	Details
CAT9534YI-GT2 IC I/O EXPANDER I2C 8B 16TSSOP onsemi	19,873	1.80000	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	Details
PCF8575DGVR IC I/O EXPANDER I2C 16B 24TVSOP Texas Instruments	5,290	2.80794	Active	16	I²C, SMBus	Yes	POR	Push-Pull	1mA, 25mA	400 kHz	2.5V ~ 5.5V	-40°C ~ 85°C	Surface Mount	24-TFSOP (0.173", 4.40mm Width)	24-TVSOP	Details
PCA9701HF118 IC SPI GPI 16BIT 24HWQFN NXP USA Inc.	3,812	0.78000	Active	16 (Input Only)	SPI Serial	Yes	-	Push-Pull	-	5 MHz	2.5V ~ 5.5V	-40°C ~ 125°C	Surface Mount	24-WFQFN Exposed Pad	24-HWQFN (4x4)	Details
PCA9534DWR IC I/O EXPANDER I2C 8B 16SOIC Texas Instruments	8,182	2.63000	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	Details
TCA9555DBR IC I/O EXPANDER 16B 24SSOP Texas Instruments	1,712	1.70000	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	Details
MR8251A/B PARALLEL I/O PORT, 0 I/O, CMOS Rochester Electronics, LLC	958	147.69000	Active	-	-	-	-	-	-	-	-	-	-	-	-	Details
PCA9698DGG,512 IC I/O EXPANDER I2C 40B 56TSSOP NXP USA Inc.	2,135	6.12000	Active	40	I²C	Yes	POR	Open Drain	10mA, 25mA	1 MHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	56-TFSOP (0.240", 6.10mm Width)	56-TSSOP	Details
PCA9554DWR IC I/O EXPANDER I2C 8B 16SOIC Texas Instruments	1,698	1.76000	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	Details
PCF8574PWR IC I/O EXPANDER I2C 8B 20TSSOP Texas Instruments	7,772	1.77000	Active	8	I²C	Yes	POR	Push-Pull	1mA, 25mA	100 kHz	2.5V ~ 6V	-40°C ~ 85°C	Surface Mount	20-TSSOP (0.173", 4.40mm Width)	20-TSSOP	Details
PI4IOE5V9538LEX IC I/O EXPANDER 8-BIT 16TSSOP Diodes Incorporated	8,254	1.14000	Active	8	SMBus	Yes	POR	Open Drain	-	400 kHz	2.3V ~ 5.5V	-	Surface Mount	16-TSSOP (0.173", 4.40mm Width)	16-TSSOP	Details
PCA9698DGG,518 IC I/O EXPANDER I2C 40B 56TSSOP NXP USA Inc.	3,432	6.12000	Active	40	I²C	Yes	POR	Open Drain	10mA, 25mA	1 MHz	2.3V ~ 5.5V	-40°C ~ 85°C	Surface Mount	56-TFSOP (0.240", 6.10mm Width)	56-TSSOP	Details
PCA9534DW IC I/O EXPANDER I2C 8B 16SOIC Texas Instruments	440	1.59428	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	Details
MAX7300ATL+T IC I/O EXPANDER 2WIRE 40TQFN Analog Devices Inc./Maxim Integrated	6,949	14.90000	Active	28	I²C	Yes	-	Push-Pull	4.5mA, 10mA	400 kHz	2.5V ~ 5.5V	-40°C ~ 125°C	Surface Mount	40-WFQFN Exposed Pad	40-TQFN (6x6)	Details
PCF8574T/3,512 IC I/O EXPANDER I2C 8B 16SOIC NXP USA Inc.	9,903	1.86000	Active	8	I²C	Yes	POR	Push-Pull	300µA, 25mA	100 kHz	2.5V ~ 6V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.295", 7.50mm Width)	16-SO	Details

Interface - I/O Expanders

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