PCA9701; PCA9702 - 18 V tolerant SPI 16-bit/8-bit GPI with INT SOP 24-Pin
I2C Interface IC, SO Package, Lead Free, -40°C to 85°C
Interface - Specialized 16BIT SPI 18V GPI
PCA9501 - 8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins SOP 20-Pin
