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參數(shù)資料
| 型號(hào)： | MH88634CV-K |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | Central Office Interface Circuit(用于中央辦公電話線的接口電路（在音頻轉(zhuǎn)換設(shè)備和用戶線之間提供一個(gè)模擬和信號(hào)連接）) |
| 中文描述： | 中央辦公室接口電路（用于中央辦公電話線的接口電路（在音頻轉(zhuǎn)換設(shè)備和用戶線之間提供一個(gè)模擬和信號(hào)連接）） |
| 文件頁(yè)數(shù)： | 1/13頁(yè) |
| 文件大小： | 63K |
| 代理商： | MH88634CV-K |
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1
Features
Loop Start Trunk Interface
600
2-4 Wire Conversion
Line state Detection Outputs:
- Forward Loop
- Reverse Loop
- Ringing Voltage
- Switch Hook
One Relay Driver
On-Hook Reception
Small footprint area
Meets FCC Part 68 Leakage Current
Requirements
Applications
Interface to Central Office for:
PABX
Key Telephone Systems
Channel Bank
Voice Mail
Terminal Equipment
Digital Loop Carrier
Optical Multiplexer
Description
The Mitel MH88634CV-K Central Office Interface
Circuit
trunk
provides
a
signalling link between audio switching equipment
and a telephone line.
complete
analog
and
The device is fabricated as a thick film hybrid
incorporating
various
technologies
circuit design and very high reliability.
for
optimum
The
improve the general performance of the part. It is
also now capable of operating at a 24V battery and
on hook reception.
component
design
has
been
changed
to
The main difference between the MH88634BV-2 and
MH88634CV-K is that SHK is active high on the CV-
K.
Figure 1 - Functional Block Diagram
Status
Detection
Receive
Gain
Transmit
Gain
2 - 4 Wire
Hybrid
Dummy
Ringer
Line
Termination
Loop Relay
Driver
Impedance
Matching
Network
Balance
XLA XLB XLC XLD
LRC
LRD
VRLY
RING
TIP
RV
VCC
RX
TX
VEE
AGND
FL
RL
SHK
DS5061
ISSUE 1
January 2001
Ordering Information
MH88634CV-K
21 Pin SIL Package
0
°
C to 70
°
C
MH88634CV-K
Central Office Interface Circuit
Advance Information
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MH88634K | Central Office Interface Circuit Preliminary Information |
| MH89101 | Passive Line Termination Circuit Advance Information |
| MH89625C | OPS/DID PCM SLIC Preliminary Information |
| MH89726 | MT8972 Loop Extender Circuits Advance Information |
| MH89728 | MT8972 Loop Extender Circuits Advance Information |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MH88634K | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Central Office Interface Circuit Preliminary Information |
| MH89101 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Passive Line Termination Circuit Advance Information |
| MH89625C | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:OPS/DID PCM SLIC Preliminary Information |
| MH89625C-5 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:OPS/DID PCM SLIC Preliminary Information |
| MH89625C-6 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:OPS/DID PCM SLIC Preliminary Information |
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