MAS 35x9F
DATA SHEET
VSENS1
VSENS1
Flash
DC/DC 1
Flash
DC/DC1
on
on
e.g. 2.7 V
I2CVDD
XVDD
I2CVDD
XVDD
2
2
µC
µC
I C
I C
DSP
DSP
VDD
VDD
VSENS2
VSENS2
DC/DC 2
DC/DC2
on
off
AVDD0/1
AVDD0/1
Analog
Parts
Analog
Parts
e.g. 2.7 V
e.g. 2.2 V
Fig. 2–8: Solution 1: Power-optimized
Fig. 2–10: Solution 3: Minimized components
VSENS1
VSENS1
Flash
DC/DC1
Flash
DC/DC1
on
off
I2CVDD
XVDD
I2CVDD
XVDD
2
2
I C
µC
µC
I C
DSP
DSP
VDD
VDD
VSENS2
VSENS2
DC/DC2
DC/DC2
on
off
External
Supply
AVDD0/1
AVDD0/1
Analog
Parts
Analog
Parts
e.g. 2.7 V
e.g. 2.7 V
e.g. 2.2 V
Fig. 2–9: Solution 2: Volume-optimized
Fig. 2–11: Solution 4: External power supply
14
June 30, 2004; 6251-505-1DS
Micronas