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16-Bit

ADC

REF3312

A0+

R

2

R

3

1.25V

A0-

INA159

REF3330

100kW

20kW

100kW

40kW

40kW

R

1

66.5W

+3.0V

V

IN

+2.5V

C

2

1 F

m

C

1

1.5nF

C

5

1 F

m

C

4

10 F

m

+3.0V

C

3

1 F

m

DV

CC

+3.3V

AV

CC

+3.0V

MSP430x20x3RSA

+3.0V

+3.3V

AV

CC

DV

CC

AV

SS

DV

SS

0.62V

REF3312,, REF3318

REF3320, REF3325

REF3330, REF3333

SBOS392A – AUGUST 2007 – REVISED SEPTEMBER 2007

Figure 21. Bipolar Signal Chain Configuration

10

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Product Folder Link(s): REF3312 REF3318 REF3320 REF3325 REF3330 REF3333