ADS-944/883 查看數據表（PDF） - Murata Power Solutions
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ADS-944/883 Datasheet PDF : 8 Pages
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ADS-944
®
®
PH vs. Input Frequency
90
THD vs. Input Frequency
90
80
80
70
70
60
60
50
50
40
40
30
30
20
20
10
10
0
0
1
10
100
1000
10000
1
10
100
1000
10000
Frequency (kHz)
Frequency (kHz)
SNR vs. Input Frequency
80
SNR+D vs. Input Frequency
80
70
70
60
60
50
50
40
40
30
30
20
20
10
10
0
0
1
10
100
1000
10000
1
10
100
1000
10000
Frequency (kHz)
Frequency (kHz)
Figure 4. Typical ADS-944 Dynamic Performance vs. Input Frequency at +25°C
+0.33
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
0
250 500 750
1
1.25 1.5 1.75 2.0 2.25 2.5
kHz kHz kHz MHz MHz MHz MHz MHz MHz MHz
Frequency
(fin = 2.45MHz, fs = 5MHz, Vin = –0.5dB, 16,384 points)
Figure 5. ADS-944 FFT
DNL (LSB's)
0
–0.55
0
Digital Output Code
16,384
0
Digital Output Code
16,384
Figure 6. ADS-944 Histogram and Differential Nonlinearity
6
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