MC33912_10 Datasheet, PDF (49/94 Pages) Freescale Semiconductor, Inc – LIN System Basis Chip with DC Motor Pre-driver and Current Sense

MC33912BAC / MC34912BAC
INTERNAL BLOCK DIAGRAM
RST IRQ
INTERNAL BLOCK DIAGRAM
VS2
VS1
VDD
INTERRUPT
CONTROL
MODULE
LVI, HVI, HTI, OCI
VOLTAGE REGULATOR
AGND
PWMIN
MISO
MOSI
SCLK
CS
ADOUT0
RXD
TXD
RESET CONTROL
MODULE
LVR, HVR, HTR, WD
WINDOW
WATCHDOG
MODULE
SPI
&
CONTROL
WAKE-UP MODULE
LIN PHYSICAL
LAYER
LGND
WDCONF
5V OUTPUT
MODULE
LOW SIDE
CONTROL
MODULE
VS2
HIGH SIDE
CONTROL
MODULE
VS2
V_BAT
SENSE MODULE
CHIP TEMPERATURE
SENSE MODULE
ANALOG INPUT
MODULE
DIGITAL INPUT MODULE
CURRENT SENSE MODULE
ADOUT1
HVDD
LS1
LS2
PGND
HS1
HS2
VSENSE
L1
L2
L3
L4
LIN
ISENSEH
ISENSEL
Figure 25. 33912 Simplified Internal Block Diagram
Analog Integrated Circuit Device Data
Freescale Semiconductor
33912
49