Datasheet > MT8979AE

MT8979AE

更新时间： 2024-10-27 22:51:03

品牌	Logo	应用领域
MITEL		PC
页数	文件大小	规格书
26页	343K
描述
ISO-CMOS ST-BUS⑩ FAMILY CEPT PCM 30/CRC-4 Framer & Interface

阅读下载

中文翻译

获取价格

数据手册

如果您发现信息不准确，欢迎纠错

MT8979AE 数据手册

ISO-CMOS ST-BUS FAMILY

MT8979

CEPT PCM 30/CRC-4 Framer & Interface

ISSUE 7

May 1995

Features

Ordering Information

•

Single chip primary rate 2048 kbit/s CEPT

transceiver with CRC-4 option

MT8979AC

MT8979AE

MT8979AP

28 Pin Ceramic DIP

28 Pin Plastic DIP

44 Pin PLCC

•

Meets CCITT Recommendation G.704

Selectable HDB3 or AMI line code

-40° to 85°C

Tx and Rx frame and multiframe

synchronization signals

•

Two frame elastic buffer with 32 µsec jitter

buffer

•

Frame alignment and CRC error counters

Description

Insertion and detection of A, B, C, D signalling

bits with optional debounce

The MT8979 is a single chip CEPT digital trunk

transceiver that meets the requirements of CCITT

Recommendation G.704 for digital multiplex

equipment.

•

On-chip attenuation ROM with option for ADI

codecs

•

Per channel, overall and remote loop around

ST-BUS compatible

The MT8979 is fabricated in Mitel’s low power

ISO-CMOS technology.

Applications

•

Primary rate ISDN network nodes

Multiplexing equipment

Private network: PBX to PBX links

High speed computer to computer links

V_DD

RxD

TxMF

ST-BUS

Timing

Circuitry

C2i

F0i

2 Frame

Elastic Buffer

with Slip

RxMF

Digital

Attenuator

ROM

RxA

Remote

Digital

Loop-

backs

Control

RxB

TxA

TxB

DSTi

CEPT

Link

Interface

PCM/Data

Interface

DSTo

ADI

CSTi0

CSTi1

CSTo

Serial

Control

Interface

ABCD Bit RAM

Phase

Detector

E2i

CEPT

Counter

XCtl

XSt

E8Ko

Control Logic

V_SS

Figure 1 - Functional Block Diagram

4-161

12 3 4 5 6 7...26

中文翻译

下载PDF

与MT8979AE相关器件

型号	品牌	获取价格	描述	数据表
MT8979AE1	ZARLINK	获取价格	CEPT PCM 30/CRC-4 Frame & Interface
MT8979AP	MITEL	获取价格	ISO-CMOS ST-BUS⑩ FAMILY CEPT PCM 30/CRC-4 Fra
MT8979AP	ZARLINK	获取价格	CEPT PCM 30/CRC-4 Frame & Interface
MT8979AP1	ZARLINK	获取价格	CEPT PCM 30/CRC-4 Frame & Interface
MT8979APR	ZARLINK	获取价格	CEPT PCM 30/CRC-4 Frame & Interface
MT8979APR1	ZARLINK	获取价格	CEPT PCM 30/CRC-4 Frame & Interface
MT8980	MITEL	获取价格	ISO-CMOS ST-BUS⑩ FAMILY Digital Switch
MT8980D	MITEL	获取价格	ISO-CMOS ST-BUS⑩ FAMILY Digital Switch
MT8980D	ZARLINK	获取价格	ISO-CMOS ST-BUS Family Digital Switch
MT8980D-1	MITEL	获取价格	ISO-CMOS ST-BUS⑩ FAMILY Digital Switch