ZL38065GD

更新时间： 2024-10-30 03:08:35

品牌	Logo	应用领域
加拿大卓联 - ZARLINK		/
页数	文件大小	规格书
48页	658K
描述
32 Channel Voice Echo Canceller

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ZL38065GD 数据手册

ZL38065

32 Channel Voice Echo Canceller

Data Sheet

January 2006

Features

•

Independent multiple channels of echo

Ordering Information

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

ZL38065QCG

ZL38065GDG

100 Pin LQFP

Trays, Bake & Drypack

208 Ball LBGA Trays, Bake & Drypack

ZL38065QCG1 100 Pin LQFP* Trays, Bake & Drypack

ZL38065GDG2 208 Ball LBGA** Trays, Bake & Drypack

•

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.

*Pb Free Matte Tin

**Pb Free Tin/Silver/Copper

-40°C to +85°C

•

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

•

+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

•

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

Applications

•

Per channel echo canceller parameters control

Transparent data transfer and mute

Protection against narrow band signal divergence

and instability in high echo environments

•

Voice over IP network gateways

Voice over ATM, Frame Relay

T1/E1/J1 multichannel echo cancellation

DD1 (3.3V)

DD2 (1.8 V)

ODE

Echo Canceller Pool

Rin

Sin

Rout

Sout

Group 0

Group 1

ECA/ECB

Group 2

ECA/ECB

Group 3

ECA/ECB

Parallel

Serial

ECA/ECB

Serial

Parallel

Group 4

ECA/ECB

Group 5

ECA/ECB

Group 6

ECA/ECB

Group 7

ECA/ECB

MCLK

Fsel

Group 8

ECA/ECB

Group 9

ECA/ECB

Group 10 Group 11

ECA/ECB ECA/ECB

PLL

IC0

Note:

Group 12 Group 13 Group 14 Group 15

ECA/ECB ECA/ECB ECA/ECB ECA/ECB

Refer to Figure 4

for Echo Canceller

block diagram

C4i

F0i

RESET

Timing

Unit

Microprocessor Interface

Test Port

DS CS R/W A12-A0 DTA D7-D0 IRQ TMS TDI TDO TCK TRST

Figure 1 - ZL38065 Device Overview

Zarlink Semiconductor Inc.

Zarlink, ZL and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc.

12 3 4 5 6 7...48

中文翻译

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与ZL38065GD相关器件

型号	品牌	获取价格	描述	数据表
ZL38065GDG	ZARLINK	获取价格	32 Channel Voice Echo Canceller
ZL38065GDG2	ZARLINK	获取价格	32 Channel Voice Echo Canceller
ZL38065QCG	ZARLINK	获取价格	32 Channel Voice Echo Canceller
ZL38065QCG1	ZARLINK	获取价格	32 Channel Voice Echo Canceller
ZL38070	ZARLINK	获取价格	256 Channel Voice Echo Canceller
ZL38070_06	ZARLINK	获取价格	256 Channel Voice Echo Canceller
ZL38070GBG	ZARLINK	获取价格	256 Channel Voice Echo Canceller
ZL38070GBG2	ZARLINK	获取价格	256 Channel Voice Echo Canceller
ZL38S0102	ETC	获取价格	Tiny toggle switches - metal bushing
ZL39B	YEASHIN	获取价格	500 mW DO-35 Hermetically Sealed Glass Zener Voltage Regulators

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