參數(shù)資料
型號： L8560
廠商： Lineage Power
英文描述： Low-Power SLIC（electronic subscriber loop interface circuits ） with Ringing(帶振鈴的低功耗用戶線接口（SLIC）)
中文描述： 低功耗用戶接口（電子用戶環(huán)路接口電路）與振鈴（帶振鈴的低功耗用戶線接口電路（SLIC））
文件頁數(shù)： 32/46頁
文件大?。?/td> 1060K
代理商： L8560
Data Sheet
April 2000
L8560 Low-Power SLIC with Ringing
32
Lucent Technologies Inc.
Applications
(continued)
Power Ringing
(continued)
Table 11. Parts List for Balanced Ringing Using T8503 Codec
* Required for L8560A/L8560C version only.
Use 133 k
for L8560C.
Name
Value
Function
Integrated Circuits
SLIC
Protector
Codec
Fault Protection
R
PT
R
PR
Power Supply
C
BAT1
C
BAT2
C
CC
C
F1
C
F2
C
BS
C
ST
R
ST
dc Profile/Ringing
C
FB1
L8560
L7591
T8503
Subscriber line interface circuit (SLIC).
Secondary protection.
First-generation codec.
30
fusible
30
fusible
Overcurrent protection.
Overcurrent protection.
0.1
μ
F, 20%, 100 V
0.1
μ
F, 20%, 100 V
0.1
μ
F, 20%, 10 V
0.47
μ
F, 20%, 100 V
0.1
μ
F, 20%, 100 V
0.22
μ
F, 20%, 100 V
0.1
μ
F, 20%, 10 V
100
, 1%, 1/8 W
V
BAT
filter capacitor.
V
BAT
filter capacitor.
V
CC
filter capacitor.
With C
F2
, improves idle-channel noise.
With C
F1
, improves idle-channel noise.
Slows battery switch transition.
Loop stability.
Loop stability.
4.7 nF, 20%, 100 V
With C
FB2
, slows rate of forward/reverse battery transition. Sets crest factor of
balanced power ring signal.
With C
FB1
, slows rate of forward/reverse battery transition. Sets crest factor of
balanced power ring signal.
Sets dc loop current.
C
FB2
4.7 nF, 20%, 100 V
R
PROG
ac Characteristics
R
TG
C
B2
C
C1
C
C2
R
T3
R
RCV
R
GP
C
GP
C
TG
*
R
GP2
R
GN
R
T6
R
X
R
HB1
Supervision
R
LCTH
R
1
(RTS2)
R
2
(RTSN)
C
2
(CRTSN)
R
3
(RTS3)
R
4
(RTSP)
C
4
(CRTSP)
14 k
, 1%, 1/8 W
4.32 k
, 1%, 1/8 W
0.1
μ
F, 20%, 10 V
0.1
μ
F, 20%, 10 V
0.1
μ
F, 20%, 10 V
165 k
, 1%, 1/8 W
178 k
, 1%, 1/8 W
41.2 k
, 1%, 1/8 W
220 pF, 20%, 10 V
27 pF, 20%, 10 V
1.21 k
, 1%, 1/8 W
30.1 k
, 1%, 1/8 W
60.4 k
, 1%, 1/8 W
71.5 k
, 1%, 1/8 W
143 k
, 1%, 1/8 W
Sets internal transmit path gain to 19.2.
ac/dc separation capacitor.
dc blocking capacitor.
dc blocking capacitor.
With R
GP
and R
RCV
, sets ac termination impedance.
With R
GP
and R
T3
, sets receive gain.
With R
T3
and R
RCV
, sets ac termination impedance and receive gain.
Loop stability.
Loop stability.
Loop stability.
Compensates for input bias offset at RCVN/RCVP.
With R
X
, sets transmit gain in codec.
With R
T6
, sets transmit gain in codec.
Sets hybrid balance.
8.25 k
, 1%, 1/8 W
210 k
, 1%, 1/8 W
124 k
, 1%, 1/8 W
0.1
μ
F, 20%, 50 V
562 k
, 1%, 1/8 W
351 k
, 1%, 1/8 W
0.1
μ
F, 20%, 10 V
Sets loop closure (off-hook) threshold.
With R
2
, R
3
, and R
4
, sets ring trip threshold.
With R
1
, R
3
, and R
4
, sets ring trip threshold.
With R
2
, sets pole of low-pass ring trip sense filter.
With R
1
, R
2
, and R
4
, sets ring trip threshold.
With R
1
, R
2
, and R
3
, sets ring trip threshold.
With R
4
, sets pole of low-pass ring trip sense filter.
相關(guān)PDF資料
PDF描述
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