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MM912IP812AMAF Datasheet(PDF) 5 Page - Freescale Semiconductor, Inc

No. de pieza MM912IP812AMAF
Descripción Electrónicos  S12P MCU and Multifunctional Ignition
PDF  19 Pages
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Fabricante Electrónico  FREESCALE [Freescale Semiconductor, Inc]
Página de inicio  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

MM912IP812AMAF Datasheet(HTML) 5 Page - Freescale Semiconductor, Inc

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Analog Integrated Circuit Device Data
Freescale Semiconductor
5
MM912_P812
INTERNAL BLOCK DIAGRAM
Figure 4. 33812 Simplified Internal Block Diagram
VPWR, VCC
Oscillator
INJIN
VPWR
IGNIN
LOGIC CONTROL
Gate Control
Current Limit
Temperature Limit
Short Protection
Open det. on Injector
+
RS
lLimit
VClamp
–
Relay and
~75µA
INJOUT
VCCREF
Band Gap
PARALLEL
CONTROL
under-voltage
POR, over-voltage,
V10.0 Analog
V2.5 Logic
Bias
ROUT
VCCSENS
+
RS
lLimit
VClamp
–
Gate Control
Current Limit
Temperature Limit
Short Protection
ISO9141
CONTROLLER
MRX
MTX
LAMPOUT
VCC
ISO9141
Lamp Output
Ignition
IGNSUP
Predriver
IGNFB
GND
TEST3
TEST1
PGND1
PGND2
DGND
IGNFLT
WATCHDOG
RESET
VCC
INJFLT
LAMPIN
WDRFSH
RIN
VCC
VCC
IGNOUTH
Short
Protection
IGNOUTL
Injector Output
TEST2
WD_INH
VCC
RELFLT
VCC
(Open Drain)
TM_EN
Notes
4.
Pull-up and pull-down current sources are ~50 µA, unless otherwise noted



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