mx7705 Maxim Integrated Products, Inc., mx7705 Datasheet - Page 10

• Manufacturer Part Number: mx7705
• Description: Mx7705 16-bit, Low-power, 2-channel, Sigma-delta Adc
• Manufacturer: Maxim Integrated Products, Inc.

16-Bit, Low-Power, 2-Channel,
Sigma-Delta ADC
Table 3. Output RMS Noise vs. Gain and Output Data Rate (V
10
BUFFERED (f
UNBUFFERED (f
BUFFERED (f
UNBUFFERED (f
OUTPUT DATA RATE
FILTER FIRST
______________________________________________________________________________________
NOTCH AND
100Hz
200Hz
100Hz
200Hz
250Hz
500Hz
250Hz
500Hz
20Hz
25Hz
20Hz
25Hz
50Hz
60Hz
50Hz
60Hz
CLKIN
CLKIN
CLKIN
CLKIN
= 1MHz)
= 2.4576MHz)
= 1MHz)
= 2.4576MHz)
-3dB FREQUENCY
15.72Hz
15.72Hz
5.24Hz
6.55Hz
26.2Hz
52.4Hz
5.24Hz
6.55Hz
26.2Hz
52.4Hz
13.1Hz
65.5Hz
13.1Hz
65.5Hz
131Hz
131Hz
268.02
256.43
281.03
279.13
50.36
50.48
47.90
49.63
3.52
4.24
3.58
4.16
2.84
3.27
3.04
3.35
1
175.98
135.78
104.19
134.82
25.12
23.89
24.43
23.82
1.84
2.23
1.92
2.27
1.68
1.84
1.74
1.80
2
TYPICAL OUTPUT RMS NOISE (µV)
12.06
65.77
12.10
65.62
12.56
69.58
13.03
69.47
2.19
1.19
1.13
1.27
2.00
1.12
1.03
1.13
4
34.89
33.18
34.59
35.42
0.73
0.84
6.04
0.72
0.83
5.90
0.71
0.78
6.48
0.72
0.81
6.23
8
GAIN
DD
16.73
16.65
17.44
17.47
0.66
0.74
3.38
0.66
0.74
3.26
0.67
0.75
3.45
0.64
0.73
3.42
16
= 3V)
0.62
0.69
2.23
8.76
0.64
0.70
0.70
8.47
0.65
0.70
2.32
9.20
0.64
0.69
2.22
9.55
32
0.62
0.69
1.70
4.70
0.61
0.69
1.66
4.66
0.63
0.68
1.64
5.16
0.62
0.67
1.68
4.90
64
0.62
0.69
1.69
4.70
0.62
0.67
1.63
4.68
0.61
0.67
1.66
4.92
0.63
0.68
1.65
5.18
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