Description
The STMPE1601 is a GPIO (general purpose input/output) port expander able to interface a main digital ASIC via the two-line bidirectional bus (I2C).
Features
- 16 GPIOs www. DataSheet4U. com (8 operate.
- at core supply VCC , 8 operate at IO supply Vio)
Operating voltage 1.8.
- 3.3 V Hardware keypad controller (8.
- 8 matrix with 4 optional dedicated keys max) Keypad controller capable of detecting keypress in hibernation mode 4 basic PWM controller for LED brightness control Interrupt output (open drain) pin Optional 32 kHz clock input 8-channel programmable level translator Advanc.