ADS112U04IPWR datasheet(14/72 Pages) TI1

Part #	ADS112U04IPWR

Description	16-Bit, 4-Channel, 2-kSPS, Delta-Sigma ADC With UART Interface

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Manufacturer	TI1 [Texas Instruments]

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Temperature (qC)

-50

-25

0

25

50

75

100

125

-6

-4

-2

0

2

4

6

Temperature (qC)

-50

-25

0

25

50

75

100

125

-1

-0.75

-0.5

-0.25

0

0.25

0.5

0.75

1

IDAC = 1000 PA

IDAC = 500 PA

IDAC = 100 PA

DVDD (V)

2

2.5

3

3.5

4

4.5

5

5.5

1.02

1.021

1.022

1.023

1.024

1.025

1.026

±6

±4

±2

0

2

4

6

0.5

0.6

0.7

0.8

0.9

1.0

Compliance Voltage (V)

IDAC = 1000 µA

IDAC = 500 µA

IDAC = 100 µA

C006

Internal Oscillator Frequency (MHz)

0

50

100

150

200

250

300

Temperature (qC)

-50

-25

0

25

50

75

100

125

1.02

1.021

1.022

1.023

1.024

1.025

1.026

14

ADS112U04

SBAS838 – JANUARY 2018

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Product Folder Links: ADS112U04

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Typical Characteristics (continued)

at TA = 25°C, AVDD = 3.3 V, and AVSS = 0 V using internal VREF = 2.048 V (unless otherwise noted)

Normal mode

Figure 30. Internal Oscillator Frequency Histogram

Normal mode

Figure 31. Internal Oscillator Frequency vs Temperature

Normal mode

Figure 32. Internal Oscillator Frequency vs DVDD

Figure 33. IDAC Accuracy vs Compliance Voltage

Figure 34. IDAC Accuracy vs Temperature

Figure 35. IDAC Matching vs Temperature

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