ACT8846中文资料技领半导体数据手册PDF规格书

GENERAL DESCRIPTION

The ACT8846 is a complete, cost effective, and highly-efficient ActivePMUTM power management solution optimized for the power, voltage sequencing and control requirements of Rockchip RK31x8 application processor family.

FEATURES

INTEGRATED POWER SUPPLIES

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

    - 2 x 2.8A, 2 x 1.5A

● Five Low-Noise LDOs

    - 2 x 150mA, 3 x 350mA

● Three Low-Input Voltage LDOs

    - 1 x 150mA, 2 x 350mA

● One Low IQ Keep-Alive LDO

● Backup Battery Charger

SYSTEM CONTROL AND INTERFACE

● Four 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)

● E-books

● Personal Navigation Devices

● Smart Phones