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1.2

1.0

0.8

0.6

0.4

0.2

0.0

-0.2

-0.4

-0.6

-0.8

1

2

3

4

5

ReferenceVoltage(V)

V

=5V

CC

V

=5V

CC

0.6

0.4

0.2

0

-0.2

-0.4

-0.6

-50

-25

0

25

50

75

100

Temperature(°C)

2.5

2.0

1.5

1.0

0.5

0.0

-0.5

-1.0

-1.5

1

2

3

4

5

ReferenceVoltage(V)

V

=5V

CC

V

=5V

CC

0.15

0.10

0.05

0

-0.05

-0.10

-0.15

-50

-25

0

25

50

75

100

Temperature( C)

°

12.00

11.75

11.50

11.25

11.00

10.75

10.50

10.25

10.00

0.1

1

10

ReferenceVoltage(V)

V

=5V

CC

10

9

8

7

6

5

4

3

2

1

0

0.1

1

10

ReferenceVoltage(V)

V

=5V

CC

ADS7822

SBAS062C – JANUARY 1996 – REVISED AUGUST 2007

TYPICAL CHARACTERISTICS (continued)

At TA = +25°C, VCC = +2.7V, VREF = +2.5V, fSAMPLE = 75kHz, fCLK = 16 × fSAMPLE, unless otherwise specified.

CHANGE IN OFFSET

CHANGE IN OFFSET

vs REFERENCE VOLTAGE

vs TEMPERATURE

Figure 7.

Figure 8.

CHANGE IN GAIN

CHANGE IN GAIN

vs REFERENCE VOLTAGE

vs TEMPERATURE

Figure 9.

Figure 10.

EFFECTIVE NUMBER OF BITS

PEAK-TO-PEAK NOISE

vs REFERENCE VOLTAGE

vs REFERENCE VOLTAGE

Figure 11.

Figure 12.

Copyright © 1996–2007, Texas Instruments Incorporated

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