參數(shù)資料
型號(hào): MSM7731-01
廠商: OKI SEMICONDUCTOR CO., LTD.
元件分類: Codec
英文描述: Multifunction PCM CODEC (Voice Signal Processor)
中文描述: 多功能的PCM編解碼器(語音信號(hào)處理器)
文件頁數(shù): 24/43頁
文件大?。?/td> 247K
代理商: MSM7731-01
24/43
Semiconductor
MSM7731-01
Echo delay time vs. echo attenuation (Dual echo canceler mode/acoustic side)
(Measuring conditions)
Rin signal
Rin input level : –16dBm
E.R.L
ATT, GC
Noise floor
: 5 kHz band white noise
: –6dB
: OFF
: –60dBm (P-message filter unused)
0
10
15
20
25
Echo delay time [ms]
30
35
40
45
50
55
60
5
10
15
20
25
30
35
40
45
5
E
Echo delay time vs. echo attenuation
Dual echo canceler mode (acoustic side)
Echo delay time vs. echo attenuation (Dual echo canceler mode/line side)
(Measuring conditions)
Rin signal
Rin input level : –16dBm
E.R.L
ATT, GC
Noise floor
: 5 kHz band white noise
: –6dB
: OFF
: –60dBm (P-message filter unused)
0
10
15
20
25
Echo delay time [ms]
30
35
40
45
50
55
60
5
10
15
20
25
30
35
40
45
5
E
Echo delay time vs. echo attenuation
Dual echo canceler mode (line side)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MSM7731-02 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:Dual Echo Canceler & Noise Canceler with Dual Codec for Hands-Free
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