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(yè)數(shù)： 10/14頁(yè)
文件大?。?/td> 256K
代理商： AG2120
V2.0 October 2002
Advance Data Sheet
Silver Telecom 2002
Page 10
Ag2120
FULLY FEATURED PSTN INTERFACE
9.0 DC Electrical Characteristics.
Characteristic
Sym
Min
Typ
2
Max
Units Test Comments
1
1
Supply current (per trunk),
on-hook
3
I
CC
2.5
4.0
mA
2
Loop current range
I
LOOP
14.0
85.0
mA
3
Status outputs, RS, F/R
Output low voltage
Output high voltage
Status outputs, RS, F/R
Output low voltage
Output high voltage
Control input, LSC
Input low voltage
Input high voltage
Control input, LSC
Input low current
Input high current
Control input, LSC
Input low voltage
Input high voltage
Control input, LSC
Input low current
Input high current
Status output LC
Output low voltage
Output high voltage
Status outputs LC
Output low voltage
Output high voltage
V
OL
V
OH
4.5
0.4
V
V
+5V operation
@ 50
μ
A
@ -50
μ
A
+3.3V operation
@ 50
μ
A
@ -50
μ
A
4
V
OL
V
OH
2.8
0.4
V
V
5
V
IL
V
IH
4.5
0.3
V
V
+5V operation
6
I
IL
I
IH
500
100
μ
A
μ
A
+5V operation
7
V
IL
V
IH
2.8
0.3
V
V
+3.3V operation
8
I
IL
I
IH
500
100
μ
A
mA
+3.3V operation
3
V
OL
V
OH
4.5
0.5
V
V
+5V operation
@ 50
μ
A
@ -50
μ
A
+3.3V operation
@ 50
μ
A
@ -50
μ
A
I
= 20mA
DMa-DMb = TBA
4
V
OL
V
OH
2.8
0.5
V
V
9
Off-hook DC voltage
5.7
V
10
Leakage current, Tip and Ring to
analog ground
Leakage current on-hook, Tip to
Ring
I
LA
35
μ
A
100V
DC
11
I
LTR
35
μ
A
All DC Electrical Characteristics are over the Recommended Operating Conditions with V
CC
at +5.0V +5%, unless otherwise stated.
1 For test circuit details please contact Silver Telecom
2 Typical figures are at 25°C with nominal +5V supply and 25mA loop current, unless otherwise stated. These figures are for design aid only.
3 Operating currents are dependant on the users application.
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