参数资料
型号: KIT13892VLEVBEJ
厂商: Freescale Semiconductor
文件页数: 71/158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
FUNCTIONAL DEVICE OPERATION
SUPPLIES
SUPPLIES
SUPPLY FLOW
The switched mode power supplies and the linear regulators are dimensioned to support a supply flow based upon Figure 15 .
Charger
Protect
Voltage &
Battery
Power Audio
Current
Accessory
USB Cable
Interface
and
Detect
Control
BP
CC Charge
RTC,
MEMA/B
Coincell
Peripherals
UVBUS
SWBST
5.0V
PGATE
SW4
IO and
External
VUSB
1.8V
Digital
Memory
USB
PHY
VUSB2
Coin Cell
Vcoredig
Core
GPOs
Serial Backlight
Drivers
Alternate hardwired
bias option from SW4
SW1
0.6 to 1.15V
GP Core
DVS Domain
SW2
0.6 to 1.25V
SOG Core
DVS Domain
SW3
1.25V
Internal
Processor
Memory
PGATE
Peripherals
Processor Interfaces
Alternate hardwired bias option
from external 2.2V switcher
Vcore
Vcam
Viohi
Vpll
Vdig
VVIDEO
VAUDIO
Vsd
VGEN3
VGEN1
VGEN2
PNP
PNP
PNP
PNP
PNP
PNP
Camera
Peripherals
IO, EFUSE
Core PLLs
(Analog)
GPS Core
TV-DAC
Audio
SD, Tflash
Peripherals
WLAN, BT
MLC NAND
Legend
System
Supplies
External
Loads
Internal
Loads
Energy
Source
Figure 15. Supply Distribution
While maintaining the performance as specified, the minimum operating voltage for the supply tree is 3.0 V. For lower
voltages, the performance may be degraded.
Table 43 summarizes the available power supplies.
Table 43. Power Tree Summary
Supply
SW1
SW2
SW3
SW4
SWBST
VIOHI
VPLL
VDIG
VSD
VUSB2
VVIDEO
VAUDIO
Purpose (Typical Application)
Buck regulators for processor core(s)
Buck regulators for processor SOG, etc.
Buck regulators for internal processor memory and
peripherals
Buck regulators for external memory and peripherals
Boost regulator for USB OTG, Tri-color LED drivers
IO and Peripheral supply, eFuse support
Quiet Analog supply (PLL, GPS)
Low voltage digital (DPLL, GPS)
SD Card, external PNP
External USB PHY supply
TV DAC supply, external PNP
Audio supply
Output Voltage (in V)
0.600-1.375
0.600-1.375; 1.100-1.850
0.600-1.375; 1.100-1.850
0.600-1.375; 1.100-1.850
5.0
2.775
1.2/1.25/1.5/1.8
1.05/1.25/1.65/1.8
1.8/2.0/2.6/2.7/2.8/2.9/3.0/3.15
2.4/2.6/2.7/2.775
2.5/2.6/2.7/2.775
2.3/2.5/2.775/3.0
Load Capability (in mA)
1050
800
800
800
300
100
50
50
250
50
350
150
MC13892
Analog Integrated Circuit Device Data
Freescale Semiconductor
71
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