Product Card

Figure 6. STM32MP157x-EV1
platform power tree
MSv62137V1
STM32MP157xAA3
VDD
VDDCORE
VDDQ_DDR
DDR_VREF
VDDA
VDD_OTP
VDD_DSI
BYPASS_REG1V8
VDDA1V8_REG
VDDA1V8_DSI
PDR_ON
PDR_ON_CORE
NRST_CORE
VDD1V2_DSI_REG
VDD1V2_DSI_PHY
VDD3V3_USBHS
VDDA1V1_REG
VBAT
VDD3V3_USBFS
PA0 (WKUP1)
PZ4 (I2C4_SCL)
PZ5 (I2C4_SDA)
PWR_ON
NRST
PC13 (RTC_OUT1)
VDD_PLL
VREF+
VREF-
VSSA
VDD_ANA
DDR3 x16
2x DDR3L
VDD
VDDQ
VREFCA
VREFDQ
termination
4Gb / 16-bits /
1066Mbps
VTT_DDR (0.675V)
VDD_DDR (1.35V)
VREF_DDR (0.675V)
VDDCORE (1.2V)
VDD (3.3V)
BUCK1
0.725-1.5V,1.5A
BUCK1IN
VLX1
VOUT1
1uH
22uF
BUCK2
BUCK2IN
VLX2
VOUT2
1uH
22uF
BUCK3
1.0-3.4V, 0.5A
BUCK3IN
VLX3
VOUT3
22uF
LDO1
1.7-3.3V,350mA
LDO16IN
LDO1OUT
4.7uF
LDO2
1.7-3.3V,350mA
LDO25IN
LDO2OUT
LDO3IN
LDO3OUT
10uF
LDO4
3.3V,50mA
VIN
LDO4OUT
LDO5
1.7-3.9V,400mA
LDO5OUT
LDO6
0.9-3.3V,100mA
LDO6OUT
BOOST (5V)
5.2V,1A
BOUT
VREF
VREF
1uF
Logic / Control
VDD
PONKEY
5V DC
3A
WAKEUP
SCL
SDA
PWREN
INT1
VBUSOT
G
RSTn
VBUSOTG_SW 0.5A
(w/ OCP and VBUSdet)
LDO3
VLXB1
1uH
BUCK4
0.6-3.9V,2A
BUCK4IN
VLX4
VOUT4
22uF
Vin_max
PWR
MUX
INTLDO
INTLDO
BYPASS_SW
PWR_SW 1A
(w/ OCP and VBUSdet)
SWOUT
SWIN
VBUS_SW
22uF
10uF
10uF
10uF
10uF
1uH
1uH
10uF
220uF
10uF
1uF
1uF
4.7uF
4.7uF
4.7uF
4.7uF
4.7uF
4.7uF
STPMIC1A
VDDA
VBUS_OTG
VDD_USB (3.3V)
3V3
VDD_SD (2.9V)
VDD
µ-SD card
3V3
POWER JACK
MB1263
MB1262
2x High Speed Connectors
3V3
VDD
VIN
VIN
3V3
1V8
VBUS_OTG
1V8
2V8
2V8
MotorC
conn.
Smart Card
GPIO
40 pins conn.
CAMERA
DSI
LCD
Gigabit
Ethernet
SN65HVD230
CAN_FD
RS232
JTAG &
Trace
connectors
Audio
CODEC
x4 MEMS
micro
SPDIF
USB HOST
type A x4
WAKE-UP
PUSH
BUTTON
NAND
VCC
Q-SPI NOR
VCC
TYPE-µAB
USB OTG
Protection
LC
LowPass
VIN
TYPE-µB
Embedded STLINK V2.1
MFX IO Expander
4.7uF
VBUS
BST_OUT
eMMC
3V3
VDD
VCCQ
VCC
PWR_LP
NC
VIO
VDD_DDR
RESET
PUSH
BUTTON
VBUS_SW
6.1.3 STPMIC1
For general information concerning the STPMIC1, please refer to STPMIC1 datasheet at the www
.st.com website.
UM2535
Power supply management
UM2535 - Rev 2
page 12/59