AD7192 Analog Devices, AD7192 Datasheet - Page 13

• Manufacturer Part Number: AD7192
• Description: 4.8 kHz Ultra-Low Noise 24-Bit Sigma-Delta ADC with PGA
• Manufacturer: Analog Devices

Specifications of AD7192

• Resolution (bits): 24bit
• # Chan: 4
• Sample Rate: 4.8kSPS
• Interface: Ser,SPI
• Analog Input Type: Diff-Bip,Diff-Uni,SE-Bip,SE-Uni
• Ain Range: ± (Vref/Gain)
• Adc Architecture: Sigma-Delta
• Pkg Type: SOP

–10
–15
–20
170
168
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164
162
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154
20
15
10
–5
–1
–2
–0.03
5
0
5
4
3
2
1
0
–60
–4
Figure 14. Offset Error (Gain = 1, Chop Disabled)
–40
–3
–0.02
–20
–2
Figure 13. INL (Gain = 128)
Figure 12. INL (Gain = 1)
–0.01
0
TEMPERATURE (°C)
–1
20
V
V
IN
IN
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(V)
(V)
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0.01
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80
0.02
100
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0.03
120
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1.000008
1.000006
1.000004
1.000002
1.000000
0.999998
0.999996
0.999994
0.999992
0.999990
0.999988
128.004
128.002
128.000
127.998
127.996
127.994
127.992
127.990
127.988
–0.2
–0.4
–0.6
–0.8
–1.0
–1.2
–1.4
0.4
0.2
0
–60
–60
–60
Figure 15. Offset Error (Gain = 128, Chop Disabled)
–40
–40
–40
Figure 17. Gain Error (Gain = 128)
–20
Figure 16. Gain Error (Gain = 1)
–20
–20
0
TEMPERATURE (°C)
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
20
20
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AD7192
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