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OCU3 High Hardware block diagram
Confidential
Cell
SW
(SPDT)
SW
(SPDT)
Cell
SW
(SPDT)
GNSS
eMMC 8Gb
(RTM only)
Modem Module (Sierra Wireless)
AR759x
CAT.6
PCIE
SDIO
ETH-Bridge
I2C
Neutrino
X-tal
TC9560
20MHz
RGMII
SPI
ETH-Switch
X-tal
RTL9043
25MHz
TAS5421
Level Sh
ifter
ETH1
ETH2
100MBase-T
Ethernet
eSIM
Level Sh
ifter
SPI
CAR Processor
GPIO
SAK-TC234LX-32F200F
X-tal
20MHz
I2S
Audio Codec
AIC3106
Key&
HS CAN
PA
LED
Trans.
I/F
36pin Connector
Lineout
Mic2
Button
CAN I/F
Out
Mic1 In
Speaker
Module
Mic2
Out
Mic2 In
LGE Confidential
Power Circuit
VDD_5V
CP_3.3V
VDD_1.1V
VDD_3.3V
VDD_1.8V
Battery Charger
BQ24105
VDD_KEYLIGHT
_12V
VANA_8V
VGNSS
VDD_8V5
VDD_13V
MEMORY_1V8
MEMORY_3V3
Mute
Airbag
I/F
I/F
VANA_3V3
VMPQ_3V8
LDO
SY16345
Buck reg.
MAX16956
LDO 1.1V
Buck reg.
MPQ2143
MAX20075
Buck reg.
MAX20075
S
S
W
W
LDO 12V
MPQ2013
2cell.
LDO 8V
BUB
SY16345
LDO 5V
TLF4277
LDO 8.5V
MPQ2019
Buck reg.
MAX16990
LDO 1.8V
MPQ20056
LDO 3.3V
NCV8177
LDO 3.3V
NCV8160
Buck 3.9V
MPQ9843
SW
KL30
KL31
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