ADAS3022BCPZ(RevA) Просмотр технического описания (PDF) - Analog Devices

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Компоненты Описание

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ADAS3022BCPZ
(Rev.:RevA)

16-Bit, 1 MSPS, 8-Channel Data Acquisition System

Analog Devices 

ADAS3022

4.00

fS = 1000kSPS

3.75

GAIN = 0.2 GAIN = 0.4 GAIN = 0.8

GAIN = 1.6 GAIN = 3.2 GAIN = 6.4

3.50

3.25

3.00

2.75

2.50

2.25

2.00

–50 –40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90

TEMPERATURE (°C)

Figure 42. VIO Current vs. Temperature

100

fS = 1000kSPS

98

96

94

92

GAIN = 0.16

GAIN = 0.2

GAIN = 0.4

GAIN = 0.8

GAIN = 1.6

GAIN = 3.2

GAIN = 6.4

90

88

86

84

82

80

–50 –40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90

TEMPERATURE (°C)

Figure 43. SNR vs. Temperature

–80

GAIN = 0.16

GAIN = 0.2

–85

GAIN = 0.4

GAIN = 0.8

GAIN = 1.6

–90

GAIN = 3.2

GAIN = 6.4

–95

–100

–105

–110

–115

–120

–50 –40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90

TEMPERATURE (°C)

Figure 44. THD vs. Temperature

Data Sheet

5

4

GAIN = 0.16

GAIN = 0.2

GAIN = 0.4

fS = 1000kSPS

EXTERNAL REFERENCE

3

GAIN = 0.8

GAIN = 1.6

GAIN = 3.2

2

GAIN = 6.4

1

0

–1

–2

–3

–4

–5

–50 –40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90

TEMPERATURE (°C)

Figure 45. Gain Error vs. Temperature

12

GAIN = 0.16

GAIN = 0.2

GAIN = 0.4

fS = 1000kSPS

EXTERNAL REFERENCE

8

GAIN = 0.8

GAIN = 1.6

GAIN = 3.2

GAIN = 6.4

4

0

–4

–8

–12

–50 –40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90

TEMPERATURE (°C)

Figure 46. Offset Error vs. Temperature

5

fS = 1000kSPS

4 EXTERNAL REFERENCE

3

2

GAIN ERROR

1

0

OFFSET ERROR

–1

–2

–3

–4

–5

–50 –40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90

TEMPERATURE (°C)

Figure 47. Offset and Gain Errors of the AUX ADC Channel Pair vs. Temperature

Rev. A | Page 18 of 40

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