ADS7817UC datasheet(4/21 Pages) TI

Part #	ADS7817UC

Description	12-Bit Differential Input Micro Power Sampling

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Manufacturer	TI [Texas Instruments]

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ADS7817

4

SBAS066A

TIMING CHARACTERISTICS

At TA = +25°C, VCC = +5V, VREF = +2.5V, fSAMPLE = 200kHz, and fCLK = 16 • fSAMPLE, –In = +2.5V, unless otherwise specified.

CHANGE IN OFFSET vs REFERENCE VOLTAGE

5

4.5

4

3.5

3

2.5

2

1.5

1

0.5

0

1.0

1.25

1.5

1.75

2.25

2.0

2.5

Reference Voltage (V)

CHANGE IN GAIN vs REFERENCE VOLTAGE

4

3.5

3

2.5

2

1.5

1

0.5

0

Reference Voltage (V)

1.0

1.25

1.5

1.75

2.25

2.0

2.5

CHANGE IN OFFSET vs TEMPERATURE

1.2

0.8

0.4

0.0

–0.4

–0.8

–1.2

–50

–25

0

25

50

75

100

Temperature (°C)

CHANGE IN GAIN vs TEMPERATURE

0.15

0.1

0.05

0

–0.05

–0.1

–0.15

–50

–25

0

25

50

75

100

Temperature (°C)

12.0

11.5

11.0

10.5

10.0

9.5

9.0

EFFECTIVE NUMBER OF BITS

vs REFERENCE VOLTAGE

Reference Voltage

0.1

1

10

18

15

12

9

6

3

0

PEAK-TO-PEAK NOISE vs REFERENCE VOLTAGE

Reference Voltage

0.1

1

10

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Similar Description - ADS7817UC

Manufacturer	Part #	Datasheet	Description
Burr-Brown (TI)	ADS7817	172Kb / 15P	12-Bit Differential Input Micro Power Sampling ANALOG-TO-DIGITAL CONVERTER
National Semiconductor ...	ADC121S625	1Mb / 20P	12-Bit, 50 ksps to 200 ksps, Differential Input, Micro Power Sampling A/D Converter
Texas Instruments	ADC121S625	1Mb / 31P	[Old version datasheet] 12-Bit, 50 ksps to 200 ksps, Differential Input, Micro Power Sampling A/D Converter
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Analog Devices	AD7356	636Kb / 21P	Differential Input, Dual, Simultaneous Sampling, 5 MSPS, 12-Bit, SAR ADC REV. A
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