參數(shù)資料
型號(hào): L8575
廠商: Lineage Power
英文描述: Dual-Resistive, Low-Cost Subscriber Line Interface Circuit (SLIC)(雙電阻、低價(jià)格用戶線接口)
中文描述: 雙電阻,低成本用戶線接口電路(SLIC)(雙電阻,低價(jià)格用戶線接口)
文件頁數(shù): 34/36頁
文件大小: 570K
代理商: L8575
L8575
Dual-Resistive, Low-Cost SLIC
Advance Data Sheet
March 1997
34
Lucent Technologies Inc.
Application Diagram
(continued)
12-3308(F).a
Figure 16. Typical Application Diagram with Blocking Capacitors (C
B
) Included
18
PTB
13
TSB
12
XMTB
14
RSB
44
CLK
43
EN
3
DI
2
DO
1.4 k
R
8
KTA
37
38
30
7
+5 D
RDTA
RDRA
RDDA
RDDB
PTA
TSA
300
200 k
R
6
28
33
34
XMTA
100 k
XMTA
KTA2
TIP
TEST OUT
BUS
(CHANNEL A)
KTA1
RING
100 k
R
3
200 k
R
5
1.4 k
R
7
32
RSA
27
PRA
36
RTPA
KRA2
1 M
0.1
μ
F
35
RTNA
1 M
300
11 M
R
RTH
KRA1
VRNG
(RINGING
SUPPLY)
V
BAT
19
PRB
10
RTPB
11
RTNB
301 k
CBNA
24
CBNB
22
0.1
μ
F
0.1
μ
F
V
V
BAT
21, 25
0.1
μ
F
AGND
20, 26
V
DDA
23
+5 A
SAME AS
CHANNEL A
SAME AS
CHANNEL A
4
CFLTB
15
RGBNB
16
VRNB
17
IRPB
C
B2
0.1
μ
F
R
35.7 k
R
XMTA
TERMINATION/HYBRID
200
+ 680
II
0.1
μ
F
T
X
= 0 dB
2.7 nF
C
S
= C
T
+ C
R
29
IRPA
113 k
R
RV1
0.1
μ
F
XMTA
221 k
52.3 k
R
GX1
R
GX
34 k
R
T1
30
VRNA
VFRO(n)
VFXIN(n)
GSX(n)
1/2 T8502/3
CODEC
15 k
31
RGBNA
0.1
μ
F
42
CFLTA
SERIAL INTERFACE
BUSES TO
CONTROL LOGIC
8
RDRB
9
RDTB
5, 41
V
DDD
0.1
μ
F
C
VDD
DG
6, 40
DGND
(OFFICE BATTERY)
THICK FILM
RESISTOR
MODULE
R
X
= –3.5 dB/–7.0 dB
R
F2
R
2
R
4
R
F1
THICK FILM
RESISTOR
MODULE
C
RF
R
1
L8575
R
9
KTA
KTA
KTB
KTB
KTB
7.32 k
150 k
C
B1
R
HB2
C
FLTA
GS
GAIN
SELECT
C
CBN
C
BAT
C
VCC
R
CBN
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