Datasheet > MH88612C

MH88612C

更新时间： 2024-09-22 22:46:15

品牌	Logo	应用领域
MITEL		电池电信集成电路
页数	文件大小	规格书
8页	70K
描述
Subscriber Line Interface Circuit Preliminary Information

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MH88612C 数据手册

MH88612C

Subscriber Line Interface Circuit

Preliminary Information

ISSUE 4

April 1995

Features

Ordering Information

MH88612C 20 Pin SIL Package

•

Input impedance 200Ω + 560Ω // 0.1µF

Transformerless 2-wire to 4-wire conversion

Battery and ringing feed to line

Off-hook and dial pulse detection

Ring ground over-current protection

Adjustable constant current feed

Relay drive output

0°C to 70°C

Description

The SLIC provides a complete interface between a

switching system and subscriber loop. Functions

provided include battery feed and ringing feed to the

subscriber line, 2-Wire to 4-Wire hybrid interfacing,

constant current feed and dial pulse detection. The

device is fabricated using thick film hybrid

technology in a 20-pin single in-line package.

Power VBat Denial

Wide Operating Range

Programmable Receive Gain

Applications

Line interface for:

•

PABX

Intercoms

Key Telephone Systems

Control Systems

VBat

VDD VEE GNDA

2-Wire to

4-Wire

Conversion

TIP

RING

Current & Voltage

Sensing

Over Current

Protection

VRLY

VRef

CAP

Loop

Supervision

Relay

Drive

Circuit

Constant

Current

Feed

SHK

FIgure 1 - Functional Block Diagram

2-113

12 3 4 5 6 7 8

中文翻译

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与MH88612C相关器件

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MH88615-3	MITEL	获取价格	ONS Subscriber Line Interface Circuit Advance Information
MH88615-7	ZARLINK	获取价格	SLIC, 2-4 Conversion, Hybrid, PSIP20, HYBRID, SIP-20
MH88615-7	MITEL	获取价格	ONS Subscriber Line Interface Circuit Advance Information
MH88615A-3	ZARLINK	获取价格	Analog Transmission Interface
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