ADS8028 datasheet(11/36 Pages) TI2

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−1

−0.8

−0.6

−0.4

−0.2

0.2

0.4

0.6

0.8

−40

−15

110 125

Maximum INL

Minimum INL

Free− Air Temperature (dB)

G022

−4

−2

−40

−15

110 125

Free−Air Temperature (°C)

G024

−4

−2

−40

−15

110 125

Free−Air Temperature (°C)

G025

2.7

3.2

3.7

4.2

4.7

5.2

AVDD, Analog Supply Voltage (V)

DVDD = 1.8 V

G026

−1

−0.8

−0.6

−0.4

−0.2

0.2

0.4

0.6

0.8

2.7

3.2

3.7

4.2

4.7

5.2

5.7

Maximum DNL

Minimum DNL

AVDD, Analog Supply Voltage (V)

G027

−1

−0.8

−0.6

−0.4

−0.2

0.2

0.4

0.6

0.8

2.7

3.2

3.7

4.2

4.7

5.2

Maximum INL

Minimum INL

AVDD, Analog Supply Voltage (V)

DVDD = 1.8 V

G028

ADS8028

www.ti.com

SBAS549B – MAY 2011 – REVISED MARCH 2012

TYPICAL CHARACTERISTICS (continued)

All plots at TA = +25°C, AVDD = 3.0 V, DVDD = 3.0 V,

fSAMPLE = 1 MHz, fSCLK = 20 MHz, and VREF = 2.5 V internal, unless otherwise noted.

INL vs TEMPERATURE

OFFSET ERROR vs TEMPERATURE

Figure 20.

Figure 21.

GAIN ERROR vs TEMPERATURE

SINAD vs AVDD

Figure 22.

Figure 23.

DNL vs AVDD

INL vs AVDD

Figure 24.

Figure 25.

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