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參數資料
| 型號： | MT9122AP |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | CMOS Dual Voice Echo Canceller with Tone Detection |
| 中文描述： | CMOS雙語音回聲消除的音偵測 |
| 文件頁數： | 13/32頁 |
| 文件大小： | 143K |
| 代理商： | MT9122AP |
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Preliminary Information
MT9122
8-29
Figure 5 - ST-BUS 8 Bit Companded PCM I/O on Timeslots 0 & 1 (Mode 1)
Figure 6 - ST-BUS 8 Bit Companded PCM I/O on Timeslots 2 & 3 (Mode 2)
C4i
F0i
Sin
Rout
Rin
Sout
F0od
7 6 5 4
7 6 5 4 3 2 1 0
3 2 1 0
7 6 5 4
7 6 5 4 3 2 1 0
3 2 1 0
7 6 5 4
7 6 5 4 3 2 1 0
3 2 1 0
7 6 5 4
7 6 5 4 3 2 1 0
3 2 1 0
outputs=High impedance
inputs = don’t care
ECA
ECB
In ST-BUS Mode 1, both echo canceller I/O channels are assigned to ST-BUS timeslots 0 and 1. Note that the user
could configure PORT1 and PORT2 into different ST-BUS modes. The pin F0od is always delayed 4 time slots to permit
a more flexible interleave of ST-BUS modes.
PORT1
PORT2
0
1
2
3
4
ECA
ECB
C4i
F0i
Sin
Rout
Rin
Sout
F0od
7 6 5 4
7 6 5 4 3 2 1 0
3 2 1 0
7 6 5 4
7 6 5 4 3 2 1 0
3 2 1 0
7 6 5 4
7 6 5 4 3 2 1 0
3 2 1 0
7 6 5 4
7 6 5 4 3 2 1 0
3 2 1 0
ECA
ECB
In ST-BUS Mode 2, both echo canceller I/O channels are assigned to ST-BUS timeslots 2 and 3. Note that the user
could configure PORT1 and PORT2 into different ST-BUS modes. The pin F0od is always delayed 4 time slots to permit
a more flexible interleave of ST-BUS modes.
ECA
ECB
PORT1
PORT2
0
1
2
3
4
outputs=High impedance
inputs = don’t care
相關PDF資料 |
PDF描述 |
|---|---|
| MT9123AE | CMOS Dual Voice Echo Canceller |
| MT9123 | Dual Voice Echo Canceller(雙話音回聲消除器) |
| MT9123AP | CMOS Dual Voice Echo Canceller |
| MT9125AE | CMOS Dual ADPCM Transcoder |
| MT9125AP | CMOS Dual ADPCM Transcoder |
相關代理商/技術參數 |
參數描述 |
|---|---|
| MT9122AP1 | 制造商:Zarlink Semiconductor Inc 功能描述:ECHO CANCELLER CHIP 2CH G.164/G.165/G.711 W/ TONE DETECTION - Rail/Tube 制造商:Zarlink Semiconductor Inc 功能描述:PB FREE DUAL VOICE ECHO CANCELLER W/TD |
| MT9122APR1 | 制造商:Zarlink Semiconductor Inc 功能描述:ECHO CANCELLER CHIP 2CH G.164/G.165/G.711 W/ TONE DETECTION - Tape and Reel |
| MT9123 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:CMOS Dual Voice Echo Canceller |
| MT9123AE | 制造商:Microsemi Corporation 功能描述:ECHO CANCELLER CHIP 2CH G.165/G.711 W/OUT TONE DETECTION 28P - Rail/Tube |
| MT9123AE1 | 制造商:Microsemi Corporation 功能描述: |
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