ACT8848中文资料技领半导体数据手册PDF规格书

GENERAL DESCRIPTION

The ACT8848 is a complete, cost effective, and highly-efficient ActivePMUTM power management solution optimized for the power, voltage sequencing and control requirements of Telechips TCC88xx and Samsung S5PC210 application processors. (Please see the ORDERING INFORMATION section to get the Full Part Numbers.)

FEATURES

INTEGRATED POWER SUPPLIES

• Four DC/DC Step-Down (Buck) Regulators

    − 2 x 2.8A, 2 x 1.5A

• Five Low-Noise LDOs (350mA)

• Three Low-Input Voltage LDOs (350mA)

• One Low IQ Keep-Alive LDO

• Backup Battery Charger

SYSTEM CONTROL AND INTERFACE

• Six General Purpose I/O with PWM Drivers

• I2C Serial Interface

• Interrupt Controller

SYSTEM MANAGEMENT

• Reset Interface and Sequencing Controller

    − Power on Reset

    − Soft / Hard Reset

    − Watchdog Supervision

    − Multiple Sleep Modes

• Thermal Management Subsystem

APPLICATIONS

• Tablet PC

• Mobile Internet Devices (MID)

• Ebooks

• Personal Navigation Devices