參數(shù)資料
型號： ZL38065
廠商： Zarlink Semiconductor Inc.
英文描述： 32 Channel Voice Echo Canceller
中文描述： 32頻道語音回聲消除器
文件頁數(shù)： 1/48頁
文件大?。?/td> 658K
代理商： ZL38065
1
Zarlink Semiconductor Inc.
Zarlink, ZL and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc.
Copyright 2004-2005, Zarlink Semiconductor Inc. All Rights Reserved.
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
Fully compliant to ITU-T G.165, G.168 (2000) and
(2002) specifications
Passed all AT&T voice quality tests for carrier
grade echo canceller systems.
Unparalleled in-system tunability
Sub 50 ms initial convergence times under many
typical network conditions
Fast reconvergence on echo path changes
Patented Advanced Non-Linear Processor with
high quality subjective performance
Superior noise matching algorithm
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
Protection against narrow band signal divergence
and instability in high echo environments
+9 dB to -12 dB level adjusters (3 dB steps) at all
signal ports
Offset nulling of all PCM channels
Independent Power Down mode for each group of
2 channels for power management
Compatible to ST-BUS and GCI interface at
2 Mbps serial PCM
3.3 V pads and 1.8 V Logic core operation with
5 V tolerant inputs
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
July 2005
Ordering Information
ZL38065QCG
ZL38065GDG
ZL38065QCG1 100 Pin LQFP* Trays, Bake & Drypack
*Pb Free Matte Tin
-40
°
C to +85
°
C
100 Pin LQFP
208 Ball LBGA Trays, Bake & Drypack
Trays, Bake & Drypack
ZL38065
32 Channel Voice Echo Canceller
Data Sheet
Figure 1 - ZL38065 Device Overview
RESET
Rout
IC0
Sout
DS CS R/W A12-A0 DTA
D7-D0
Echo Canceller Pool
V
SS
V
DD1 (3.3V)
TDI TDO TCK TRST
TMS
Rin
IRQ
C4i
F0i
MCLK
Fsel
ODE
Sin
Test Port
Microprocessor Interface
Timing
Unit
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
V
DD2 (1.8 V)
相關(guān)PDF資料
PDF描述
ZL38065GDG 32 Channel Voice Echo Canceller
ZL38065QCG 32 Channel Voice Echo Canceller
ZL38065QCG1 32 Channel Voice Echo Canceller
ZL40120 Low Power, Current Feedback Quad Operational Amplifier
ZL40120DCA Low Power, Current Feedback Quad Operational Amplifier
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ZL38065_06 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:32 Channel Voice Echo Canceller
ZL38065GD 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:32 Channel Voice Echo Canceller
ZL38065GDG 制造商:Microsemi Corporation 功能描述:ECHO CANCELLER CHIP 32CH G.164/G.165/G.168/G.711 W/ TONE DET - Trays 制造商:MICROSEMI CONSUMER MEDICAL PRODUCT GROUP 功能描述:IC VOICE ECHO CANCEL 208LBGA 制造商:Microsemi Corporation 功能描述:IC VOICE ECHO CANCEL 208LBGA
ZL38065GDG2 制造商:Microsemi Corporation 功能描述:ECHO CANCELLER CHIP 32CH G.164/G.165/G.168/G.711 W/ TONE DET - Trays 制造商:MICROSEMI CONSUMER MEDICAL PRODUCT GROUP 功能描述:IC VOICE ECHO CANCEL 208LBGA 制造商:Microsemi Corporation 功能描述:IC VOICE ECHO CANCEL 208LBGA
ZL38065QCG 制造商:Microsemi Corporation 功能描述:ECHO CANCELLER CHIP 32CH G.164/G.165/G.168/G.711 W/ TONE DET - Trays
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。

采購需求

(若只采購一條型號，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺，查看報價

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺，查看報價

*型號 *數(shù)量 廠商 批號 封裝
添加更多采購

我的聯(lián)系方式

*
*
*