tps659109 特性

●embedded power controller

●two efficient step-down dc-dc converters for processor cores

●one efficient step-down dc-dc converter for i/o power

●one efficient step-up 5-v dc-dc converter

●smartreflex™ compliant dynamic voltage management for processor cores

●8 ldo voltage regulators and one rtc ldo (internal purpose)

●one high-speed i2c interface for general-purpose control commands (ctl-i2c)

●one high-speed i2c interface for smartreflex class 3 control and command (sr-i2c)

●two enable signals multiplexed with sr-i2c, configurable to control any supply state and processor cores supply voltage

●thermal shutdown protection and hot-die detection

●a real-time clock (rtc) resource with:

• oscillator for 32.768-khz crystal or 32-khz built-in rc oscillator
• date, time and calendar
• alarm capability

●one configurable gpio

●dc-dc switching synchronization through internal or external 3-mhz clock

●applications

• portable and handheld systems
• omap3 power management