mc33812 Freescale Semiconductor, Inc, mc33812 Datasheet - Page 2

• Manufacturer Part Number: mc33812
• Description: Multifunctional Ignition And Injector Driver
• Manufacturer: Freescale Semiconductor, Inc

2
33812
+5 V
V
BAT
MCU
RESET
VCC
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
RXD
TXD
Figure 2. 33812 Simplified Application Diagram (Darlington Mode)
PNP
+5 V
VPWR
VCCREF
VCCSENS
LAMPIN
RIN
RESET
WDRFSH
INJIN
INJFLT
IGNIN
IGNFLT
RELFLT
MRX
MTX
TM_EN, TEST2
WD_INH
PGND1,2
DGND
33812
LAMPOUT
IGNOUTH
IGNOUTL
ISO9141
IGNSUP
INJOUT
IGNFB
ROUT
INJECTOR
MIL
+5 V
V
BAT
V
V
BAT
BAT
OTHER LOAD
RELAY OR
Analog Integrated Circuit Device Data
Freescale Semiconductor
ISO9141
V
(DARLINGTON
DRIVER SHOWN)
BAT