The MC13892 is a Power Management and User Interface components for Freescale’s i.MX51, i.MX37, i.MX35 and i.MX27 application processors, targeting personal media players and personal navigation devices. 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 •4 adjustable output buck converters for direct supply of the processor core and memory •12 adjustable output LDOs with internal and external pass devices •2 boost converters for supplying LCD backlight and 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. •Two package offering in 7 x 7mm and 12 x 12mm.