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參數(shù)資料
| 型號： | LH1465AB |
| 英文描述： | LH1465AB/AAE ISDN dc Termination IC Data Sheet Advisory |
| 中文描述： | LH1465AB/AAE綜合業(yè)務(wù)數(shù)字網(wǎng)直流終止集成電路數(shù)據(jù)咨詢 |
| 文件頁數(shù)： | 7/14頁 |
| 文件大小： | 375K |
| 代理商： | LH1465AB |
Lucent Technologies Inc.
5
Data Sheet
February 1998
LH1465AB/AAE ISDN dc Termination IC
Component Specifications
Table 6. LED Trigger Specifications During MLT Signaling
Table 7. LED Trigger Specifications During Dial Test Set Signaling
(See Figure 10.)
Table 8. Discrete Component Specification
(See Figures 10 and 11.)
* Insulation resistance of this part must be >2 G
.
Parameter
Symbol
—
—
—
—
Test Condition
—
—
—
—
Min
60
2
6
900
Typ
—
—
—
—
Max
62
3
10
4500
Unit
V
PEAK
Hz
—
Applied ac Voltage
Applied ac Frequency
Number of Half Cycles Applied
Total Loop Resistance
Required LED Response at the Output of the 6N139:
Number of Pulses per Half Cycle Applied
Pulse Width (opto ON)
Pulse Width (opto OFF)
—
PW
L
PW
H
—
(See Figure 9.)
(See Figure 9.)
—
10
10
1
—
—
—
—
—
—
ms
ms
Parameter
Symbol
—
—
—
—
—
Test Condition
—
—
—
—
—
Min
–43.5
4
40
6
200
Typ
—
—
—
—
—
Max
–56
8
60
10
4000
Unit
Vdc
—
%
—
Applied dc Battery Voltage
Frequency (pulses per second)
Percent Break
Number of Pulses
Total Loop Resistance
Required LED Response at the Output of the 6N139:
Number of Pulses per Make/Break Applied
Pulse Width (opto ON)
Pulse Width (opto OFF)
—
PW
L
PW
H
—
(See Figure 9.)
(See Figure 9.)
—
10
10
1
—
—
—
—
—
—
ms
ms
Component
Function
Value
Tol. (%)
Type
Name
R1
R2
C1*
Sets Current Limit
Provides Shunt Path During Current Limit
Sets Activate Deactivate Time Constant:
Provides Gate-source Voltage Stabilization for Electronic Inductor
Optoisolator Provides Interface to Maintenance Mode Circuit
68
2.2 k
1
μ
F
±
1
±
5
±
10
1/4 W
4 W
—
PD1
—
—
6N139
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