參數(shù)資料
型號(hào)： MT9300B
廠商： Zarlink Semiconductor Inc.
英文描述： Multi-Channel Voice Echo Canceller
中文描述： 多通道語音回聲消除器
文件頁數(shù)： 1/39頁
文件大?。?/td> 629K
代理商： MT9300B
1
Zarlink Semiconductor Inc.
Zarlink, ZL and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc.
Copyright 2000-2005, Zarlink Semiconductor Inc. All Rights Reserved.
Not recommended for new designs. Use the
ZL38065, 32 channel VEC with enhanced
algorithm.
Features
Independent multiple channels of echo
cancellation; from 32 channels of 64 ms to 16
channels of 128 ms with the ability to mix
channels at 128 ms or 64 ms in any combination
Independent Power Down mode for each group of
2 channels for power management
ITU-T G.165 and G.168 compliant
Field proven, high quality performance
Compatible to ST-BUS and GCI interface at
2 Mb/s serial PCM
PCM coding,
μ
/A-Law ITU-T G.711 or sign
magnitude
Per channel Fax/Modem G.164 2100 Hz or G.165
2100 Hz phase reversal Tone Disable
Per channel echo canceller parameters control
Transparent data transfer and mute
Fast reconvergence on echo path changes
Non-Linear Processor with high quality subjective
performance
Protection against narrow band signal divergence
Offset nulling of all PCM channels
10 MHz or 20 MHz master clock operation
3.3 Volts operation with 5-Volt tolerant inputs
No external memory required
Non-multiplexed microprocessor interface
IEEE-1149.1 (JTAG) Test Access Port
Applications
Voice over IP network gateways
Voice over ATM, Frame Relay
T1/E1/J1 multichannel echo cancellation
Wireless base stations
Echo Canceller pools
DCME, satellite and multiplexer systems
March 2005
Ordering Information
MT9300BL
MT9300BV
160 Pin MQFP
208 Ball LBGA
-40
°
C to +85
°
C
MT9300B
Multi-Channel Voice Echo Canceller
Data Sheet
Figure 1 - Functional Block Diagram
RESET
Rout
IC0
Sout
DS
CS
R/W A10-A0 DTA
D7-D0
Test Port
Microprocessor Interface
Timing
Unit
Echo Canceller Pool
V
SS
V
DD
TDI TDO
TCK TRST
TMS
Rin
IRQ
C4i
F0i
MCLK
Fsel
ODE
Sin
Serial
to
Parallel
Parallel
to
Serial
PLL
Group 0
ECA/ECB
Group 4
ECA/ECB
Group 8
ECA/ECB
Group 12
ECA/ECB
Group 1
ECA/ECB
Group 5
ECA/ECB
Group 9
ECA/ECB
Group 13
ECA/ECB
Group 2
ECA/ECB
Group 6
ECA/ECB
Group 10
ECA/ECB
Group 14
ECA/ECB
Group 3
ECA/ECB
Group 7
ECA/ECB
Group 11
ECA/ECB
Group 15
ECA/ECB
Note:
Refer to Figure 4
for Echo Canceller
block diagram
相關(guān)PDF資料
PDF描述
MT9300BL Multi-Channel Voice Echo Canceller
MT9300BV Multi-Channel Voice Echo Canceller
MT9315 CMOS Acoustic Echo Canceller
MT933 3.3V 10/100 Fast Ethernet Transceiver to MII
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MT9300BL 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Multi-Channel Voice Echo Canceller
MT9300BV 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Multi-Channel Voice Echo Canceller
MT9315 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:CMOS Acoustic Echo Canceller
MT9315AE 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:CMOS Acoustic Echo Canceller
MT9315AP 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:CMOS Acoustic Echo Canceller
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