参数资料
型号: KIT13892VLEVBEJ
厂商: Freescale Semiconductor
文件页数: 151/158页
文件大小: 0K
描述: KIT EVAL FOR MC13892
标准包装: 1
主要目的: 电源管理和用户界面
嵌入式:
已用 IC / 零件: MC13892
主要属性: 10 位 ADC,4 输出降压转换器,12 LDO
次要属性: 与 i.MX51、i.MX37、i.MX35、i.MX27 一起使用
已供物品: 板,线缆,文档
TYPICAL APPLICATIONS
TYPICAL APPLICATIONS
Figure 35 contains a typical application of the MC13892. For convenience, components for use with the MC13892 are cited
within this document. Freescale does not assume liability, endorse, or warrant components from external manufacturers that are
referenced in circuit drawings or tables. While Freescale offers component recommendations in this configuration, it is the
customer ’s responsibility to validate their application.
From Extenal Boost
Tied to
BATTISNSCC
Charger/USB Input
(Tied to VBUS)
R1
20m
M3
BP
R2
100m
M2
M1
2.2u
SWBST
Main
Battery
10u
10u
User Off
SW3
Processor
Internal
Memory
To 1.2V
Battery Interface &
Protection
Charger Interface and Control:
4 bit DAC, Clamp, Protection,
Trickle Generation
Backlight
LED Drive
Tri-Color
LED Drive
PWR Gate
Drive & Chg
Pump
PWGTDRV1
PWGTDRV2
Peripherals
User Off, Memory Hold
SW4
To Memory
A/D Result
General Purpose ADC Inputs:
i.e., Battery pack thermistor,
PA thermistor, Light Sensor, Etc.
Touch
Screen
Interface
From AP
From M3/R1 connection
(needs to be separate route from
GNDADC
ADIN5
ADIN6
ADIN7
TSX1
TSX2
TSY1
TSY2
TSREF
ADTRIG
BATTISNSCC
Voltage /
Current
Sensing &
Translation
Touch
Screen
Interface
MUX
LICELL, UID, Die Temp, GPO4
10 Bit GP
ADC
A/D
Control
Trigger
Handling
Die Temp &
Thermal Warning
Detection
To Interrupt
Section
SW1
1050 mA
Buck
SW2
800 mA
Buck
SW3
800 mA
Buck
SW4
800 mA
Buck
O/P
Drive
O/P
Drive
O/P
Drive
O/P
Drive
SW1IN
SW1OUT
GNDSW1
SW1FB
SW2IN
SW2OUT
GNDSW2
SW2FB
SW3IN
SW3OUT
GNDSW3
SW3FB
SW4IN
SW4OUT
GNDSW4
SW4FB
BP
BP
BP
BP
4.7u
4.7u
4.7u
4.7u
1.5u
SW1
Output
2 x22u
2.2u
SW2
Output
10u
2.2u
To 1.8V
Peripherals
SW3
Output
10u
2.2u
SW4
Output
10u
Input Pin
BATTISNS)
10uF
SW4
CFP
CFM
SPIVCC
BATT
Coulomb
Counter
CCOUT
To SPI
Shift Register
Package Pin Legend
Output Pin
MC13892
IC
Bi-directional Pin
DVS
CONTROL
SWBST
300 mA
Boost
O/P
Drive
DVS1
DVS2
SWBSTIN
SWBSTOUT
SWBSTFB
GNDSWBST
From AP
From AP
BP
BP
4.7u
2.2u
SWBST
Output
(Boost)
10u
CS
SPI
AP CSPI
CLK
MOSI
MISO
GNDSPI
Interface
+
Muxed
I2C
Optional
Interface
SPI
Registers
Shift Register
To Enables & Control
SPI Control
VVIDEO
VVIDEODRV
VVIDEO
BP
2.2u
VUSB2
Pass
FET
VINUSB2
VUSB2
BP
2.2u
2.2u
100n
2.2u
VCORE
VCOREDIG
REFCORE
GNDCORE
Reference
Generation
MC13892
VAUDIO
VVIOHI
Pass
FET
Pass
FET
VIINAUDIO
VAUDIO
VINIOHI
VIOHI
BP
BP
2.2u
2.2u
VPLL
Pass
FET
VINPLL
VPLL
BP
2.2u
To/From
USB Cable
ID
CHRGRAW
UID
UVBUS
VBUS/ID
Detectors
VDIG
Pass
FET
VINDIG
VDIG
VINCAMDRV
BP
BP
2.2u
VCAM
Pass
FET
VCAM
2.2u
BP
VSDDRV
From AP
SWBST
2.2u
VBUSEN
VINUSB
VUSB
OTG
5V
VUSB
Regulator
SPI
Control
Logic
PUMS
Trim-In-Package
Startup
Sequencer
Decode
Trim?
To
Trimmed
Circuits
Control
Logic
PLL
Monitor
Switchers
VSD
VGEN1
VGEN2
VSD
VGEN1DRV
VGEN1
VGEN2DRV
VGEN2
VINGEN3DRV
BP
2.2u
BP
2.2u
2.2u
BP
Coin Cell
Battery
100n
LICELL
BP
Li Cell
Charger
LCELL
Switch
32 KHz
Internal
Osc
SPI Result
Registers
Interrupt
Inputs
Enables &
Control
Timer
RTC +
Calibration
32 KHz
Buffers
Best
of
Supply
VGEN3
Pass
FET
VGEN3
GNDREG1
2.2u
32 KHz
Crystal
Osc
Core Control Logic, Timers, & Interrupts
VSRTC
GPO
Control
GNDREG2
GNDREG3
1.0u
18p
18p
To GND,
Open,
VCOREDIG
or VCORE
To/From
AP
To/From
Peripherals
To/From
AP
32.768 KHz
Crystal
On/Off
Button
Figure 35. MC13892 Typical Application
MC13892
Analog Integrated Circuit Device Data
Freescale Semiconductor
151
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