80310 Datasheet, PDF (3/31 Pages) Freescale Semiconductor, Inc – Alternator Regulator with LIN High side field driver

INTERNAL BLOCK DIAGRAM
INTERNAL BLOCK DIAGRAM
B+A
Trim
Low
Pas
Filter
1.2KHz
Buffer
T°
MUX
Trim
Bpa_sense_
buffer
ADC
Temperate
Current
10 Bits
Start
Conversion
End
Conversion
SUPPLY
10 Bits
Vlogic 5V
Vanalog 5V
Vanalog_
switch 5
Vpump 5V
PH1
PH2
Bandgap
T° Measurement
Trim
4.0MHz
Phase
Processor
CLK Phase
High Phase
Sensitivity
Digital Core
CLK _Charge
Pump
POR
ON/OFF
Drive and
Protection
S/C _Current
Measurement
Internal BUS
OTP
SGN
Figure 3. 80310 Simplified Internal Block Diagram
BUS
B +A
EXC
PGN
Analog Integrated Circuit Device Data
Freescale Semiconductor
80310
3