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參數(shù)資料
| 型號： | MH88437AD-P |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | Data Access Arrangement Advance Information |
| 中文描述： | 數(shù)據(jù)訪問安排進展信息 |
| 文件頁數(shù)： | 7/16頁 |
| 文件大小： | 96K |
| 代理商： | MH88437AD-P |
Advance Information
MH88437-P
7
Figure 5 - Typical Application Circuit
TIP
NB2
RING
VX
VR+
RV
LC
AGND
8
V
TIP
RING
C2
+5V
9
6
1
16
5
3
27
28
Analog
Input
Analog
Output
Ringing Voltage Detect Output
Loop Control Input
MH88437
+
C4
C1
Notes:
R1 & C1: Dummy Ringer, country specific
typically 0.39
μ
F, 250V & 3k
ZA
7
Zext
R2: DC Mask Resistor 120k
typical
R3 & R4: Transmit Gain Resistors
≥
2k2
R1
25
24
V
V
VR
-
4
Analog
Input
R2
LCD
15
Loop Current Detect Output
NB1
ZB: Network Balance Impedance
C2 & C3 = 10
μ
F 6V
C7 & C8 = 39nF for 12kHz filter and 22nF for
16KHz filter. These can be left off if meter pulse
filtering not required.
Zext: External Impedance
D1 Zener Diode 6V2
L1, L2 = 4.7mH RDC<10
.
These can be left
off if meter pulse filtering not required.
C4, C5 & C6 = 1
μ
F coupling capacitors
R7 = 620k
(30V RMS ringing sensitivity)
D2 = Teccor P2703 Protection
R3
R5
R6
R4
R5 = R6: Receive Gain Resistors typically 100k
C3 +
10
VBIAS
D1
C7
L1
L2
C8
13 11
R
L
ZB
2
C5
C6
CL
D2
R7
=
Ground (Earth)
21
22
1)
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相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MH88437AD-PI | Data Access Arrangement Advance Information |
| MH88500 | Hybrid Subscriber Line Interface Circuit (SLIC) Preliminary Information |
| MH88500IN | Hybrid Subscriber Line Interface Circuit (SLIC) Preliminary Information |
| MH88510 | Subscriber Line Interface Circuit (SLIC)(用戶線接口電路（SLIC）（在電話線和語音開關(guān)之間提供一個接口）) |
| MH88511 | Subscriber Line Interface Circuit (SLIC)(用戶線接口電路（SLIC）（在電話線和語音開關(guān)之間提供一個接口）) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MH88437AD-PI | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Data Access Arrangement Advance Information |
| MH88437AS-P | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Data Access Arrangement Advance Information |
| MH88437AS-PI | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Data Access Arrangement Advance Information |
| MH88437-P | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Data Access Arrangement Advance Information |
| MH88500 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Hybrid Subscriber Line Interface Circuit (SLIC) Preliminary Information |
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