EVAL-SDP-CB1Z View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
'EVAL-SDP-CB1Z' PDF : 80 Pages View PDF
ADAS1000/ADAS1000-1/ADAS1000-2
0.121
AVDD = 3.3V
0.101
0.081
0.061
0.041
0.021
0.001
GAIN 0
GAIN 1
GAIN 2
GAIN SETTING
GAIN 3
Figure 18. Typical Gain Error vs. Gain
0.15
AVDD = 3.3V
GAIN SETTING 0 = 1.4
0.10 GAIN SETTING 1 = 2.1
GAIN SETTING 2 = 2.8
0.05 GAIN SETTING 3 = 4.2
0
–0.05
–0.10
–0.15
–0.20
–0.25
–0.30
–0.35
–40
–20
0
20
40
TEMPERATURE (°C)
GAIN ERROR G0
GAIN ERROR G1
GAIN ERROR G2
GAIN ERROR G3
60
80
Figure 19. Typical Gain Error for All Gain Settings Across Temperature
5
+85°C
4
+55°C
+25°C
–5°C
3 –40°C
2
1
0
–1
–2
–3
–4
–5
0.3
0.8
AVDD = 3.3V
GAIN SETTING 0 = 1.4
1.3
1.8
2.3
VOLTAGE (V)
Figure 20. Typical ECG Channel Leakage Current over Input Voltage Range vs.
Temperature
Data Sheet
0.215
AVDD = 3.3V
0.210
0.205
0.200
0.195
0.190
0.185
0.180
–40
–20
ECG DC LEAD-OFF THRESHOLD
RLD DC LEAD-OFF THRESHOLD
0
20
40
60
80
TEMPERATURE (°C)
Figure 21. DC Lead-Off Comparator Low Threshold vs. Temperature
2.420
AVDD = 3.3V
2.415
2.410
2.405
2.400
2.395
2.390
2.385
2.380
2.375
–40
–20
ECG DC LEAD-OFF THRESHOLD
RLD DC LEAD-OFF THRESHOLD
0
20
40
60
80
TEMPERATURE (°C)
Figure 22. DC Lead-Off Comparator High Threshold vs. Temperature
0
–1
–2
–3
–4
–5
–6
–7
–8
–9
–10
1
AVDD = 3.3V
10
100
1k
FREQUENCY (Hz)
Figure 23. Filter Response with 40 Hz Filter Enabled, 2 kHz Data Rate; See
Figure 75 for Digital Filter Overview
Rev. C | Page 20 of 85
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