Power Management and Audio Component

System Features

• Battery-charger interface for wall charging and universal serial bus (USB) charging
• 10-bit ADC for battery monitoring and other readout functions
• Buck switchers for direct supply of the processor cores
• Boost switcher for backlight and USB on-the-go (OGT) supply
• Regulators with internal and external pass devices
• Transmit amplifiers for two handset microphones and a headset microphone
• Receive amplifiers for earpiece, loudspeaker, headset and line out
• 13-bit voice codec with dual ADC channel and both narrow and wideband sampling
• 13-bit stereo recording from analog input source such as FM radio
• 16-bit stereo digital to analog converter (DAC) supporting multiple sample rates
• Dual synchronous serial interface (SSI) audio bus with network mode for connection to multiple devices
• Power control logic with processor interface and event detection
• Real-time clock (RTC) and crystal oscillator circuitry
• Dual serial peripheral interface (SPI) control bus with arbitration mechanism
• Multiple backlight drivers and LED control, including funlight support
• USB/RS-232 transceiver with USB carkit support
• Touch-screen interface
• 247 BGA 0.5 mm pitch (10 mm x 10 mm) to optimize the size of the system
• Compatibility with CEA-936-A carkit regulation
• Integrated funlights and audio modulation features
• Capability to support two processor applications with dual SPI
• This product is included in NXP’s product longevity program, with assured supply for a minimum of 10 years after launch