Backlight Driver with I/O Expander
ADP5520 Backlight Driver With I/O Expander Evaluation Board
24-Pin LFCSP EP I2C I/O Expander, 3.6V, 400kHz
Mobile I/O Expander and QWERTY Keypad Controller
I/O Expander, Keypad Controller, 18 I/O, I2C, 1.7-3V, SM
Keypad Decoder and I/O Expansion
Keypad Decoder, 19 I/O, I2C/Serial, 1MHz, 3V, SM
Keypad Decoder and I/O Port Expander