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參數(shù)資料
| 型號(hào)： | MH88612 |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | Subscriber Line Interface Circuit (SLIC) Preliminary Information |
| 中文描述： | 用戶線接口電路（SLIC）的初步信息 |
| 文件頁數(shù)： | 1/8頁 |
| 文件大小： | 64K |
| 代理商： | MH88612 |
2-105
Features
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
Power V
Bat
Denial
Wide operating range
Applications
Line interface for:
PABX
Intercoms
Key Telephone Systems
Control Systems
Description
The SLIC provides a complete interface between a
switching system and a 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.
FIgure 1 - Functional Block Diagram
LPGND
VBat
PD
VDD
VEE
AGND
VR
VX
VRef
CAP
SHK
CD
RD
RC
VRLY
RV
RF
RING
TIP
TF
Power
Denial
Current & Voltage
Sensing
Relay
Drive
Circuit
Constant
Current
Feed
Over Current
Protection
2-Wire to
4-Wire
Conversion
Loop
Supervision
ISSUE 4
April 1995
Ordering Information
MH88612 20 Pin SIL Package
0
°
C to 70
°
C
MH88612
Subscriber Line Interface Circuit (SLIC)
Preliminary Information
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MH88612BV-K | Subscriber Line Interface Circuit (SLIC) Advance Information |
| MH88614 | Programmable CODEC SLIC Advance Information |
| MH88615 | Standard SLIC with Ringing Amplification(帶振鈴放大作用的標(biāo)準(zhǔn)用戶線接口電路（SLIC）) |
| MH88615 | ONS Subscriber Line Interface Circuit Advance Information |
| MH88615-1 | ONS Subscriber Line Interface Circuit Advance Information |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MH88612B | 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Subscriber Line Interface Circuit (SLIC) |
| MH88612BV-2 | 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Subscriber Line Interface Circuit (SLIC) |
| MH88612BV-K | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Subscriber Line Interface Circuit (SLIC) Advance Information |
| MH88612C | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Subscriber Line Interface Circuit Preliminary Information |
| MH88612K | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Subscriber Line Interface Circuit Preliminary Information |
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