Single-Supply, Low-Power,

Serial 8-Bit ADCs

8

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Typical Operating Characteristics (continued)

0.5

-0.5

2.5

5.5

OFFSET ERROR vs. SUPPLY VOLTAGE

-0.3

-0.4

0.4

0.3

SUPPLY VOLTAGE (V)

3.0

3.5

4.0

4.5

5.0

0.2

0.1

0

-0.1

-0.2

0.5

-0.5

-40

100

OFFSET ERROR vs. TEMPERATURE

-0.3

-0.4

0.4

0.3

TEMPERATURE (°C)

-20

0

20

406080

0.2

0.1

0

-0.1

-0.2

0.20

-0.20

0

5.0

OFFSET ERROR vs. REFERENCE VOLTAGE

-0.10

-0.15

0.15

0.10

REFERENCE VOLTAGE (V)

0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5

0.05

0

-0.05

0.5

-0.5

2.5

5.5

GAIN ERROR vs. SUPPLY VOLTAGE

-0.3

-0.4

0.4

0.3

SUPPLY VOLTAGE (V)

3.0

3.5

4.0

4.5

5.0

0.2

0.1

0

-0.1

-0.2

0.3

-0.3

2.5

5.5

INTEGRAL NONLINEARITY

vs. SUPPLY VOLTAGE

-0.1

-0.2

0.2

SUPPLY VOLTAGE (V)

3.0

3.5

4.0

4.5

5.0

0.1

0

1.0

-1.0

-40

100

GAIN ERROR vs. TEMPERATURE

-0.6

-0.8

0.8

0.6

TEMPERATURE (°C)

-20

0

20

406080

0.4

0.2

0

-0.2

-0.4

1.0

-1.0

0

5.0

GAIN ERROR vs. REFERENCE VOLTAGE

-0.4

-0.6

-0.8

0.8

0.6

REFERENCE VOLTAGE (V)

0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5

0.4

0

0.2

-0.2

0.5

-0.5

0

300

DIFFERENTIAL NONLINEARITY

vs. DIGITAL CODE

-0.1

0

-0.3

-0.4

-0.2

0.4

0.3

DIGITAL CODE

50

100

150

200

250

0.1

0.2

0.5

-0.5

2.5

5.5

DIFFERENTIAL NONLINEARITY

vs. SUPPLY VOLTAGE

-0.2

-0.3

-0.4

0.4

0.3

SUPPLY VOLTAGE (V)

3.0

3.5

4.0

4.5

5.0

0.2

0.1

0

-0.1