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参数资料
| 型号： | LUCL9219GAR-D |
| 英文描述： | Low-Cost Line Interface with Reverse Battery and Dual Current Limit |
| 中文描述： | 低成本线接口，具有反向电池和双电流限制 |
| 文件页数： | 10/30页 |
| 文件大小： | 397K |
| 代理商： | LUCL9219GAR-D |
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18
Agere Systems Inc.
Data Sheet
November 2001
with Reverse Battery and Dual Current Limit
L9219A/G Low-Cost Line Interface
Applications (continued)
Table 11. Parts List for Loop Start Application Circuit Using T8536-Type Codec
Name
Value
Function
Integrated Circuits
SLIC
L9219
Subscriber loop interface circuit (SLIC).
Protector
Agere L7591
Secondary protection.
Ringing Relay
Agere L7581/2/3 or EMR
Switches ringing signals.
Codec
T8536
Third-generation codec.
Overvoltage Protection
RPT
50
, Fusible
Protection resistor.
RPR
50
, Fusible
Protection resistor.
Power Supply
CBAT1
0.1
F, 20%, 100 V
VBAT filter capacitor.
CCC
0.1
F, 20%, 10 V
VCC filter capacitor.
CF1
0.47
F, 20%, 100 V
With CF2, improves idle-channel noise.
CF2
0.1
F, 20%, 100 V
With CF1, improves idle-channel noise.
dc Characteristics
RPROG
35.7 k
, 1%, 1/16 W
Set low current limit.
ac Characteristics
CB1
0.1
F, 20%, 10 V
ac/dc separation capacitor.
CB
0.1
F, 20%, 10 V
dc blocking capacitor.
RGP1
8.06 k
, 1%, 1/16 W
Sets dc transmit gain of SLIC.
RCIN
20 M
, 5%, 1/16 W
dc bias.
Supervision
RLCTH
22.1 k
, 1%, 1/16 W
Sets loop closure (off-hook) threshold.
RTS1
510
, 5%, 2 W
Ringing source series resistor.
CRTS1
0.015
F, 20%, 10 V
With RTSN and RTSP, forms second 2 Hz filter pole.
RTSN
3.4 M
, 1%, 1/16 W
With RTSP, sets threshold.
RTSP
2.94 M
, 1%, 1/16 W
With RTSN, sets threshold.
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相关代理商/技术参数 |
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|---|---|
| LUCL9219GAR-DT | 制造商:AGERE 制造商全称:AGERE 功能描述:Low-Cost Line Interface with Reverse Battery and Dual Current Limit |
| LUCL9310AP-D | 制造商:AGERE 制造商全称:AGERE 功能描述:Line Interface and Line Access Circuit Full-Feature SLIC,Ringing Relay,and Test Access Device |
| LUCL9310AP-DT | 制造商:AGERE 制造商全称:AGERE 功能描述:Line Interface and Line Access Circuit Full-Feature SLIC,Ringing Relay,and Test Access Device |
| LUCL9310GP-D | 制造商:AGERE 制造商全称:AGERE 功能描述:Line Interface and Line Access Circuit Full-Feature SLIC,Ringing Relay,and Test Access Device |
| LUCL9310GP-DT | 制造商:AGERE 制造商全称:AGERE 功能描述:Line Interface and Line Access Circuit Full-Feature SLIC,Ringing Relay,and Test Access Device |
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