MC13783 Просмотр технического описания (PDF) - Freescale Semiconductor

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MC13783

Power Management and Audio Circuit

Freescale Semiconductor 

Introduction

The detailed block diagram of the MC13783 in Figure 1 shows the wide functionality of the MC13783,

including the following features:

• Battery charger interface for wall charging and 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 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 wide band sampling

• 13 bit Stereo recording from an analog input source such as FM radio

• 16 bit Stereo DAC supporting multiple sample rates

• Dual SSI audio bus with network mode for connection to multiple devices

• Power control logic with processor interface and event detection

• Real time clock and crystal oscillator circuitry

• Dual SPI control bus with arbitration mechanism

• Multiple backlight drivers and LED control including funlight support

• USB FS/LS transceiver with OTG and CEA-936-A Carkit support

• Touchscreen interface

The main functions of the MC13783 are described in the following sections. A detailed block diagram is

shown in Figure 1, on page 3.

MC13783 Technical Data, Rev. 3.5

2

Freescale Semiconductor

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