FX619 データシートの表示（PDF） - CML Microsystems Plc
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FX619 Datasheet PDF : 11 Pages
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Codec Performance ...... relative to the Eurocom Specification D1 - IA8
Input Level = -20dBm0
20
15
10
5
0
1
2
3
Input Frequency (kHz)
Fig.10 S/N vs Input Frequency (16kbit/s)
30
Input Level = -20dBm0
25
20
15
10
5
0
1
2
3
Input Frequency (kHz)
Fig.11 S/N vs Input Frequency (32kbit/s)
0
-6
- 12
- 6dB/octave
- 18
- 24
- 30
10
100
1k
10k
Frequency (Hz)
Fig.12 Principal Integrator Response
1.0
Amplitude of test
signal (g) - Table 1.
0.9
0.397
0.1
0.00794
8.76
Fig.13 Compand Envelope
Beginning of
discharge
Amplitude of
test signal (a)
5.76
Time (ms)
+ 10
2
0
3
- 10
- 20
Input Level = -20dBm0
- 30
- 40
- 50
- 60
0
0.3
1
1.4
2
Fig.14 Attenuation Distortion vs Frequency (32kbit/s)
7
2.6 3 3.4 4
5
6
Frequency (kHz)
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