Freescale Semiconductor
Advance Information
Document Number: MC13892
Rev. 10.0, 11/2010
Power Management and User
Interface IC
The 13892 is a Power Management and User Interface component
for Freescale’s i.MX51, i.MX37, i.MX35 and i.MX27 application
processors, targeting netbooks, ebooks, mobile internet devices,
smart phones, personal media players and personal navigation
devices.
Features
• Battery charger system for wall charging and USB charging
• 10 bit ADC for monitoring battery and other inputs, plus a coulomb
counter support module
• 4 adjustable output buck converters for direct supply of the
processor core and memory
• 12 adjustable output LDOs with internal and external pass devices
• Boost converter for supplying RGB LEDs
• Serial backlight drivers for displays and keypad, plus RGB LED
drivers
• Power control logic with processor interface and event detection
• Real time clock and crystal oscillator circuitry, with coin cell backup
and support for external secure real time clock on a companion
system processor IC
• Touch screen interface
• SPI/I
2
C bus interface for control and register access
• Two package offerings in 7 x 7 mm and 12 x 12 mm
13892
POWER MANAGEMENT IC
VK SUFFIX
98ASA10820D
139-PIN 7X7MM BGA
VL SUFFIX
98ASA10849D
186-PIN 12X12MM BGA
ORDERING INFORMATION
See Device Variation Table on Page 2.
BT (+FM)
DRAM
IRDA
TV Out
Camera
MMC
Line
In/Out
Stereo
Loudspeakers
SSI
Mic Inputs
Audio
IC
Aud AP
USB
i.MX51
Apps Processor
Display
Backlight
Stereo
headphones
Power
NVR
Camera
SPI/I2C
Power
UI
Backlight
UI
Adapter
Charger LED
Li Ion
Battery
MC13892
Power Mgmt &
User Interface
AP
Aud& Pwr Mgmt
RGB
Color
Indicators
Touch
Screen
Coin Cell
Battery
Light Sensor
Thermistor
CALENDAR
RTC
Figure 1. 13892 Typical Operating Circuit
* This document contains certain information on a new product.
Specifications and information herein are subject to change without notice.
© Freescale Semiconductor, Inc., 2010. All rights reserved.
FREESCALE [ FREESCALE SEMICONDUCTOR, INC ]
