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VDD
OSCIN
16MHz
Oscillator
OSCOUT ADCIN
VREG
VBOOT
Charge
pump
Ext. Osc. driver
&
Clock gen.
ADC
STBY/RST
CP
VSA
3V
Voltage Reg.
FLAG
V boot
V boot
HS A1
VSA
HS A2
Registers
OUT1A
V DD
HS A1
OUT2A
LS A1
HS A2
LS A1
LS A2
LS A2
Control
Logic
PGND
VSB
HS B1
LS B1
CS
V boot
V boot
VSB
HS B2
SPI
CK
SDO
LS B2
HS B1
HS B2
OUT1B
SDI
OUT2B
BUSY/SYNC
STCK
Temperature
sensing
Current DACs
&
Comparators
LS B1
LS B2
PGND
V DD
Current
sensing
SW
DGND
AGND
AM02377v1
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