AD7173-8(Rev0) 데이터 시트보기 (PDF) - Analog Devices

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AD7173-8
(Rev.:Rev0)

Low Power, 8-/16-Channel, 31.25 kSPS, 24-Bit, Highly Integrated Sigma-Delta ADC

Analog Devices 

Data Sheet

TYPICAL PERFORMANCE CHARACTERISTICS

AVDD1 = 5 V, AVDD2 = 5 V, IOVDD = 3.3 V, unless otherwise noted.

8388539

8388538

8388537

8388536

0

100 200 300 400 500 600 700 800 900 1000

SAMPLE

Figure 5. Noise

(Output Data Rate = 1.25 SPS, Analog Input Buffers Disabled)

8388551

8388550

8388549

8388548

0

100 200 300 400 500 600 700 800 900 1000

SAMPLE

Figure 6. Noise

(Output Data Rate = 1.25 SPS, Analog Input Buffers Enabled)

8388580

8388570

8388560

8388550

8388540

8388530

8388520

8388510

8388500

8388490

0

100 200 300 400 500 600 700 800 900 1000

SAMPLE

Figure 7. Noise

(Output Data Rate = 10 kSPS, Analog Input Buffers Disabled)

AD7173-8

700

600

500

400

300

200

100

0

8388536

8388537

8388538

ADC CODE

8388539

Figure 8. Noise Distribution Histogram

(Output Data Rate = 1.25 SPS, Analog Input Buffers Disabled))

600

500

400

300

200

100

0

8388548

8388549

8388550

ADC CODE

8388551

Figure 9. Noise Distribution Histogram

(Output Data Rate = 1.25 SPS, Analog Input Buffers Enabled)

60

50

40

30

20

10

0

ADC CODE

Figure 10. Noise Distribution Histogram

(Output Data Rate = 10 kSPS, Analog Input Buffers Disabled))

Rev. 0 | Page 11 of 64

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