ISL26132 Datasheet, PDF (11/23 Pages) Intersil Corporation – Low-Noise 24-bit Delta Sigma ADC

ISL26132, ISL26134
Typical Characteristics (Continued)
11.0
WORD RATE = 10Sps
10.8
10.6
10.4
10000
GAIN = 1, 80Sps
64k FFT
25 AVERAGES
1000
10.2
100
10.0
9.8
9.6
-40
-10
20
50
80
110
TEMPERATURE (°C)
FIGURE 20. TYPICAL WORD RATE vs TEMPERATURE USING
INTERNAL OSCILLATOR
10
0.01
0.1
1
10
FREQUENCY (Hz)
FIGURE 21. NOISE DENSITY vs FREQUENCY AT GAIN = 1, 80Sps
100
GAIN = 128, 80Sps
64k FFT
25 AVERAGES
10
1
0.01
0.1
1
10
FREQUENCY (Hz)
FIGURE 22. NOISE DENSITY vs FREQUENCY AT GAIN = 128, 80Sps
11
FN6954.1
September 9, 2011