Datasheet

Analog Integrated Circuit Device Data
Freescale Semiconductor 22
MC34708
General Description
6 General Description
6.1 Features
Power Generation
• Six Buck Switching Regulators
• Two Single/Dual Phase Buck Regulators
• Three Single Phase Buck Regulators
• PFM/Auto Pulse Skip/PWM Operation Mode
• Dynamic Voltage Scaling
•5 V Boost Regulator
• USB On-the-go Support
• Eight LDO Regulators
• Two with Selectable Internal or External Pass Devices
• Five with Embedded Pass Devices
• One with an External PNP Device
Analog to Digital Converter
• Seven General Purpose Channels
• Internal Dedicated Channels
• Resistive Touchscreen Interface
Auxiliary Circuits
• Mini/Micro USB Switch
• Bidirectional Audio/Data/UART
• Accessory Identification Circuit
• General Purpose I/Os
• PWM Outputs
• Two general purpose LED Drivers.
Clocking and Oscillators
• Real Time clock
• Time and day Counters
• Time of day Alarm
• 32.768 kHz Crystal Oscillator
• Coin Cell Battery Backup and Charger
Serial Interface
• SPI
•I
2
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