MH88634CV-K

更新时间： 2024-09-24 22:46:15

品牌	Logo	应用领域
加拿大卓联 - ZARLINK		/
页数	文件大小	规格书
13页	439K
描述
Central Office Interface Circuit

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MH88634CV-K 数据手册

MH88634CV-K

Central Office Interface Circuit

Data Sheet

September 2003

Ordering Information

Features

•

Loop Start Trunk Interface

600Ω

2-4 Wire Conversion

Line state Detection Outputs:

MH88634CV-K 21 Pin SIL Package

•

Forward Loop

Reverse Loop

Ringing Voltage

Switch Hook

0°C to 70°C

•

Digital Loop Carrier

Optical Multiplexer

•

One Relay Driver

On-Hook Reception

Small footprint area

Description

The Zarlink MH88634CV-K Central Office Interface

Circuit trunk provides a complete analog and signalling

Meets FCC Part 68 Leakage Current

link between audio switching equipment and

telephone line.

Requirements

Applications

Interface to Central Office for:

The device is fabricated as a thick film hybrid

incorporating various technologies for optimum circuit

design and very high reliability.

•

PABX

The component design has been changed to improve

the general performance of the part. It is also now

capable of operating at a 24V battery and on hook

reception.

Key Telephone Systems

Channel Bank

Voice Mail

Terminal Equipment

The main difference between the MH88634BV-2 and

MH88634CV-K is that SHK is active high on the CV-K.

VCC

VEE

AGND

XLD

RL SHK XLA XLB XLC

Status

Detection

Receive

Gain

TIP

2 - 4 Wire

Hybrid

Line

Dummy

Ringer

Termination

Transmit

Gain

RING

LRC

LRD

Loop Relay

Impedance

Matching

Network

Balance

Driver

VRLY

Figure 1 - Functional Block Diagram

Zarlink Semiconductor Inc.

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

12 3 4 5 6 7...13

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