All general purpose I/O expanders

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PCA8574 Remote 8-bit I/O expander for I2C-bus with interrupt

PCA8574A Remote 8-bit I/O expander for I2C-bus with interrupt

PCA8575 Remote 16-bit I/O expander for I2C-bus with interrupt

PCA9500 8-Bit I2C I/O Port with 2-Kbit EEPROM

PCA9501 8-Bit I2C I/O Port with Interrupt, 2-Kbit EEPROM, and Six Address Pins

PCA9502 8-bit I/O expander for I2C/SPI bus

PCA9505 40-bit I2C I/O port with reset, output enable, interrupt, and 100kΩ pull-up resistors

PCA9506 40-bit I2C I/O port with reset, output enable, and interrupt

PCA9534 8-Bit I2C Low Power I/O Port with Interrupt

PCA9535 16-Bit I2C Low Power I/O Port with Interrupt

PCA9535C 16-Bit I2C Low Power I/O Port with Interrupt and Open Drain Outputs

PCA9536 4-bit I2C I/O port

PCA9537 4-bit I2C-bus and SMBus low power I/O port with interrupt and reset

PCA9538 8-bit I2C low power I/O port with interrupt and reset

PCA9539 16-bit I2C and SMBus low-power I/O port with interrupt and device/register reset

PCA9539R 16-bit I2C and SMBus low-power I/O port with interrupt and device-only reset

PCA9554 8-Bit I2C I/O Port with Interrupt

PCA9554A 8-Bit I2C I/O Port with Interrupt

PCA9555 16-Bit I2C I/O Port with Interrupt

PCA9556 Not recommended for new designs; See PCA9557

PCA9557 8-Bit I2C I/O Port with Reset

PCA9558 8-bit I2C-bus and SMBus I/O port with 5-bit multiplexed/1-bit latched 6-bit I2C-bus EEPROM DIP switch and 2-kbit EEPROM

PCA9574 8-bit I2C-bus and SMBus, level translating, low voltage GPIO with reset and interrupt

PCA9575 16-bit I2C-bus and SMBus, level-translating, low-voltage GPIO with reset and interrupt

PCA9670 Remote 8-bit I/O expander for Fm+ I2C-bus with reset

PCA9671 Remote 16-bit I/O expander for Fm+ I2C-bus with reset

PCA9672 Remote 8-bit I/O expander for Fm+ I2C-bus with interrupt and reset

PCA9673 Remote 16-bit I/O expander for Fm+ I2C-bus with interrupt and reset

PCA9674 Remote 8-bit I/O expander for Fm+ I2C-bus with interrupt

PCA9674A Remote 8-bit I/O expander for Fm+ I2C-bus with interrupt

PCA9675 Remote 16-bit I/O expander for Fm+ I2C-bus with interrupt

PCA9698 40-bit Fm+ I2C advanced I/O port with reset, output enable, and interrupt

PCA9701 18V tolerant SPI 16-bit GPI with interrupt

PCA9702 18V tolerant SPI 8-bit GPI with interrupt

PCF8574 Remote 8-Bit I/O Expander for I2C Bus

PCF8574A Remote 8-Bit I/O Expander for I2C Bus with Alternate Slave Address

PCF8575 Remote 16-Bit I/O Expander for I2C Bus

PCF8575C Remote 16-Bit I/O Expander for I2C Bus

• General Purpose I/O Expanders