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L9788 Datasheet(PDF) 15 Page - STMicroelectronics

Part # L9788
Description  Multifunction IC for automotive engine management system
PDF  264 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9788 Datasheet(HTML) 15 Page - STMicroelectronics

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DS12308 Rev 4
15/264
L9788
Block diagram and pin description
263
1
Block diagram and pin description
1.1
Block diagram
Figure 1. Block diagram
MOSFET
Pre
Driver
Ignition
Pre
driver
MRD
LSD
LSD
LSD
MSC
Micro Second Channel
6
CAN FD
LIN
Watchdog
WDA
VRS
Wake Up
Key Off Timer
SEO
WK_IN
ENABLE
Regulator
Regulator Monitor
Dual
Bandgap
Dual
Oscillator
Internal
Regulator
Boost Regulator
Driver
Buck Regulator
Charge Pump
VPRE
Regulator
Logic
Supply
Power Output
Pre Driver
Interface
2
4
6
4
2
6
5
5
5
3
3
4
CP
RESET
RSTN
BIST
GADG2411160929PS
VSENSE3
VSENSE2
VSENSE1
AD_TEST
VSENSE4_MON
KEY_IN
SEO_OUT
VB_STDBY
FLW_IN_N
FLW_OUT
FLW_IN_P
RSTC
VDD_IO
MSC_EN, MSC_DO
MSC_DI_P,N
MSC_CK_P,N
GND_CAN
VB_CAN
VDD_CAN
CAN_L
CAN_H
CAN_RX
CAN_TX
LIN_RX
LIN_TX
ISO11898-2
LIN/K-Line
Q & A
WD_RST
2 x 6A
2 x 70mA
LSD (LED)
6 x 2.2A
6 x
5 x
5 x
HSD/LSD
0.6A
3 x
3 Pins TestMode
(PowerGND)
GND1
PDR_GND
PRDN1,2,3,4,5_DRN
PRDN1,2,3,4,5_Gate
MRD
STR1,2,3_SRC
STR1,2,3_DRN
EN_N
EN_P
IGN1,2,3,4,5,6
INJ_ENA
CURR_Sense_O2H1,2
O2HxPGND
O2HxxA,O2HxxB
SOL1..2
INJ1..4
INJx_PGND
SOL12_PGND
LED1/2
5 x 0.6A
VDD5_IN
VDD5_Gate
VDD5
RLY1..5
WD_RST
VDD5_UV
Vcore_UV
3 x Tracking
1 x ext Tracking
BUCK_C_BST
VB_IN
BUCK_SW
VB_IN_SW
CP
BOOST_G
VBAT_Sense



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