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參數(shù)資料
| 型號(hào)： | AG2120 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | FULLY FEATURED PSTN INTERFACE |
| 中文描述： | 全功能PSTN接口 |
| 文件頁數(shù)： | 9/14頁 |
| 文件大?。?/td> | 256K |
| 代理商： | AG2120 |
V2.0 October 2002
Advance Data Sheet
Silver Telecom 2002
Page 9
Ag2120
FULLY FEATURED PSTN INTERFACE
7.0
All Voltages are with respect to ground unless otherwise stated.
Absolute Maximum Ratings*
Parameter
Sym
Min
Max
Units
1 DC supply voltage
V
CC
-0.3
6.0
V
2 DC battery voltage present between Tip and Ring (on-hook)
V
TR
300
V
3 Maximum voltage on programmable pin, LSC
-0.3
6.0
V
4 Maximum power dissipation per trunk @ 25
°
C
P
TRUNK
0.75
W
5 Maximum power dissipation per module @ 25
°
C
P
TOT
3.0
W
6 Maximum loop current
I
LOOP
90
mA
7 Maximum ringing current (for 0.5 second)
I
RING
185
mA
8 Storage Temperature
T
S
-40
+100
O
C
*Exceeding the above ratings may cause permanent damage to the product. Functional operation under these conditions is not implied.
Maximum ratings assume free air flow.
8.0
All Voltages are with respect to ground unless otherwise stated.
Parameter
Recommended Operating Conditions*
Symbol
Min
Typ
Max
Units
1
DC supply voltage (+5V operation)
V
CC
4.75
5.0
5.25
V
2
DC supply voltage (+3.3V operation)
V
CC
3.0
3.3
3.6
V
3
DC battery voltage on Tip and Ring
(on-hook)
V
TIP
V
RING
I
LOOP
0
0
0
-48
-120
-120
V
V
4
DC loop current
0
25
85
mA
5
Operating Temperature
T
OP
0
25
70
O
C
*Typical figures are at 25
°
C with nominal +5V supplies and are for design use only.
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