Update: 30 September, 2023
The ADP5587 is an I/O port expander and keypad matrix designed for QWERTY phones that require a large keypad matrix and expanded I/O lines. It features 18 GPIOs, 10×8 keypad matrix, I2C interface with auto-increment, 1.65V to 3.6V operation, keypad lock capability, open-drain interrupt output, key press and key release interrupts, GPI interrupt with level programmability, programmable pull-ups, key event counter with overflow interrupt, 275 μs debounce on the reset line and GPIs, 1 μA typical idle current, 55 μA typical polling current, 4 mm × 4 mm LFCSP package, small 2 mm x 2 mm WLCSP package, 0.4 mm pitch, multiple I2C addresses available for the LFCSP package to allow multiple port expanders on the same bus.
File format: PDF
Size: -
MD5 Checksum: D2D75BD041840DC9FA8B0BC4F9932E89
Publication date: 07 May, 2012
Downloads: -
PDF Link: ANALOG DEVICES ADP5587 English products handbook Rev D PDF