INTERNAL BLOCK DIAGRAM
INTERNAL BLOCK DIAGRAM
CHRGCTRL2
CHRGCTRL1
CHRGSE1B
CHRGISNS
CHRGRAW
GNDCHRG
BATTISNS
CHRGLED
BATTFET
LEDMD
BPSNS
GNDBL
LEDAD
LEDKP
BATT
BP
Battery Interface &
Protection
Charger Interface and Control:
4 bit DAC, Clamp, Protection,
Trickle Generation
LEDR
LEDG
LEDB
GNDLED
Backlight
LED Drive
Tri-Color
LED Drive
PWR Gate
Drive & Chg
Pump
PWGTDRV1
PWGTDRV2
LICELL, UID, Die Temp, GPO4
GNDADC
ADIN5
ADIN6
ADIN7
TSX1
TSX2
TSY1
TSY2
TSREF
ADTRIG
Touch
Screen
Interface
A/D
Control
Trigger
Handling
Die Temp &
Thermal Warning
Detection
To Interrupt
Section
MUX
10 Bit GP
ADC
A/D Result
SW2
800 mA
Buck
O/P
Drive
Voltage /
Current
Sensing &
Translation
SW1IN
SW1OUT
GNDSW1
SW1FB
SW2IN
SW2OUT
GNDSW2
SW2FB
SW3IN
SW3OUT
GNDSW3
SW3FB
SW4IN
SW4OUT
GNDSW4
SW4FB
DVS1
DVS2
SW1
1050 mA
Buck
O/P
Drive
SW3
800 mA
Buck
O/P
Drive
BATTISNSCC
CFP
CFM
BATT
Coulomb
CCOUT
Counter
SW4
800 mA
Buck
O/P
Drive
To SPI
DVS
CONTROL
Package Pin Legend
Output Pin
MC13892
IC
Input Pin
Bi-directional Pin
SPIVCC
CS
CLK
MOSI
MISO
GNDSPI
SPI
Interface
+
Muxed
I2C
Optional
Interface
Shift Register
SWBST
300 mA
Boost
O/P
Drive
SWBSTIN
SWBSTOUT
SWBSTFB
GNDSWBST
SPI
Registers
To Enables & Control
SPI Control
VVIDEO
VVIDEODRV
VVIDEO
VINUSB2
VUSB2
Shift Register
Pass
FET
Pass
FET
Pass
FET
Pass
FET
Pass
FET
Pass
FET
VUSB2
VINAUDIO
VAUDIO
VINIOHI
VIOHI
VINPLL
VPLL
VINDIG
VDIG
VINCAMDRV
VCAM
VCORE
VCOREDIG
REFCORE
GNDCORE
Reference
Generation
MC13892
Connector
Interface
VBUS/ID
Detectors
VAUDIO
VIOHI
VPLL
UID
UVBUS
VDIG
VCAM
VSDDRV
VSD
VGEN1DRV
VGEN1
VGEN2DRV
VGEN2
VINGEN3DRV
VBUSEN
VSD
OTG
5V
VUSB
Regulator
SPI
Control
Logic
Trim-In-Package
To
Trimmed
Circuits
VINUSB
VUSB
VGEN1
VGEN2
PUMS
Startup
Sequencer
Decode
Trim?
Control
Logic
PLL
Monitor
Timer
BP
LICELL
Li Cell
Charger
Switch
32 KHz
Internal
Osc
RTC +
Calibration
SPI Result
Registers
Interrupt
Inputs
Enables &
Control
32 KHz
Buffers
LICELL
LCELL
Switchers
VGEN3
Pass
FET
VGEN3
BP
Best
of
Supply
GPO
Control
GNDREG1
GNDREG2
GNDREG3
32 KHz
Crystal
Osc
Core Control Logic, Timers, & Interrupts
VSRTC
GNDSUB1
GNDSUB2
GNDSUB3
GNDSUB4
GNDSUB5
GNDSUB6
GNDSUB8
GNDSUB9
XTAL1
GNDSUB7
GNDRTC
XTAL2
RESETB
STANDBYSEC
MODE
WDI
INT
RESETBMCU
STANDBY
CLK32K
CLK32KMCU
PUMS1
GNDCTRL
PWRON1
PWRON2
PWRON3
PUMS2
VSRTC
Figure 2. MC13892 Simplified Internal Block Diagram
MC13892
Analog Integrated Circuit Device Data
Freescale Semiconductor
GPO1
GPO2
GPO3
GPO4
3
FREESCALE [ FREESCALE SEMICONDUCTOR, INC ]
