Features

• Battery charger system for wall charging and USB charging

• 10-bit ADC for monitoring battery and other inputs, plus a coulomb

counter support module

• Four adjustable output buck regulators for direct supply of the

processor core and memory

• 12 adjustable output LDOs with internal and external pass devices

• Boost regulator for supplying RGB LEDs

• Serial backlight drivers for displays and keypad, plus RGB LED

drivers

• Power control logic with processor interface and event detection

• Real time clock and crystal oscillator circuitry, with coin cell backup

and support for external secure real time clock on a companion

system processor IC

• Touch screen interface

• SPI/I2C bus interface for control and register access