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參數(shù)資料
| 型號： | MH88435-P |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | Data Access Arrangement(數(shù)據(jù)存取陣列（在音頻或數(shù)據(jù)傳送設(shè)備和電話線之間提供一個完全接口）) |
| 中文描述： | 數(shù)據(jù)訪問安排（數(shù)據(jù)存取陣列（在音頻或數(shù)據(jù)傳送設(shè)備和電話線之間提供一個完全接口）） |
| 文件頁數(shù)： | 9/16頁 |
| 文件大小： | 71K |
| 代理商： | MH88435-P |
Preliminary Information
MH88435-P
2-47
Electrical Characteristics are over Recommended Operating Conditions unless otherwise stated.
Typical figures are at 25
°
C with nominal + 5V supplies and are for design aid only.
Variations from Standard Loop Electrical Characteristics -
(MH88435AD-PI/MH88435AS-PI)
Characteristics
Sym
Min
Typ
Max
Units
Test Conditions
1
Ringing Voltage Threshold
VR
17
Vrms
-40C to 0C
2
Operating Loop Current
22
80
mA
-40C to 0C
+70C to +85C
DC Electrical Characteristics
Characteristics
Sym
Min
Typ
Max
Units
Test Conditions
1
Supply Current
I
CC
7
mA
V
CC
= 5.0V, On-hook
2
RV,
LCD
Low Level Output Voltage
High Level Output Voltage
V
OL
V
OH
V
IL
V
IH
I
IL
I
IH
2.4
0.4
V
V
I
OL
= 4mA
I
OH
= 0.4mA
3
LC
Low Level Input Voltage
High Level Input Voltage
Low Level Input Current
High Level Input Current
2.0
0
350
0.8
10
400
V
V
μ
A
μ
A
V
IL
= 0.0V
V
IH
= 5.0V
AC Electrical Characteristics
Characteristics
Sym
Min
Typ
Max
Units
Test Conditions
1
Input Impedance VR-
VR+
47k
94k
dB
2
Output Impedance at VX
10
3
Receive Gain (VR to 2-Wire)
-1
0
1
Test circuit as Fig. 8
Input 0.5V at 1kHz
4
Frequency Response Gain
(relative to Gain @ 1kHz)
-0.5
-0.5
+0.4
0
+0.5
+0.5
dB
dB
300Hz
3400Hz
5
Signal Output Overload Level
at 2-Wire
at VX
0
0
dBm
dBm
THD < 5% @ 1kHz
I
LOOP
= 25-75mA
6
Signal/Noise & Distortion
at 2-Wire
at VX
SINAD
70
70
dB
dB
Input 0.5V at 1kHz
I
LOOP
= 25-75mA
300-3400Hz
7
Power Supply Rejection Ratio
at 2-Wire
at VX
PSRR
25
25
40
40
dB
dB
Ripple 0.1Vrms 1kHz
on V
CC
8
Transhybrid Loss
THL
16
25
dB
Test circuit as Fig.8
300-3400Hz at V
R
@1kHz
9
2-Wire Input Impedance
Zin
Note 3
10
Return Loss at 2-Wire
(Reference 600
)
RL
14
20
18
20
24
24
dB
dB
dB
Test circuit as Fig. 9
200-500Hz
500-2500Hz
2500-3400Hz
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MH88435 | Data Access Arrangement |
| MH88435AD-P | Data Access Arrangement Preliminary Information |
| MH88435-P | Data Access Arrangement Preliminary Information |
| MH88435AD-PI | Data Access Arrangement Preliminary Information |
| MH88435AS-P | Data Access Arrangement Preliminary Information |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MH88437 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Data Access Arrangement Advance Information |
| MH88437AD-P | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Data Access Arrangement Advance Information |
| 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 |
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