mc33991dwr2 Freescale Semiconductor, Inc, mc33991dwr2 Datasheet - Page 2

• Manufacturer Part Number: mc33991dwr2
• Description: Gauge Driver Integrated Circuit
• Manufacturer: Freescale Semiconductor, Inc

2
33991
INTERNAL BLOCK DIAGRAM
SCLK
VDD
RST
SO
CS
SI
Logic
SPI
Oscillator
Figure 2. 33991 Simplified Internal Block Diagram
INTERNAL BLOCK DIAGRAM
Voltage
Detect
Under
VPWR
Over
&
ILIM
Over Temp
Reference
Internal
GND
CONTROL
H-BRIDGE
&
COS0
COS1
SIN0
SIN1
Analog Integrated Circuit Device Data
RTZ
Freescale Semiconductor
COS0+
COS0-
SIN0+
SIN0-
COS1+
COS1-
RTZ
SIN1+
SIN1-