参数资料
型号: AM79Q021JC
厂商: ADVANCED MICRO DEVICES INC
元件分类: 编解码器
英文描述: PCM CODEC, PQCC44
封装: PLASTIC, LCC-44
文件页数: 8/64页
文件大小: 911K
代理商: AM79Q021JC
16
Am79Q02/021/031 Data Sheet
Total Distortion, Including Quantizing Distortion
The signal-to-total distortion will exceed the limits shown in Figure 4 for either transmission path when the input is
a sine wave signal of frequency 1014 Hz.
Input Level (dBm0)
30
35.5
–30
–40
–45
QSLAC Device
Specification
25
19256A-010
35.5
a. A-law
Signal-to-Total
Distortion (dB)
0
Input Level (dBm0)
31
35.5
–30
–40
–45
27
19256A-011
35.5
Signal-to-Total
Distortion (dB)
b.
-law
Figure 4. A-law/
-law Total Distortion with Tone Input (Both Paths)
QSLAC Device
Specification
+3
0
+3
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