參數(shù)資料
型號: LUCL9215GRG-D
英文描述: Short-Loop Sine Wave Ringing SLIC
中文描述: 短回路正弦波振鈴用戶接口
文件頁數(shù): 43/50頁
文件大?。?/td> 1115K
代理商: LUCL9215GRG-D
Data Sheet
September 2001
Short-Loop Sine Wave Ringing SLIC
L9215A/G
Agere Systems Inc.
43
ac Applications
(continued)
Design Examples
(continued)
Blocking Capacitors
(continued)
Figure 26. Agere T7504 First-Generation Codec Complex Termination; Meter Pulse Application
V
BAT1
BGND
V
BAT2
V
CC
AGND
ICM
TRGDET
ground key
not used
C
BAT1
0.1
μ
F
C
BAT2
0.1
μ
F
C
CC
0.1
μ
F
RTFLT
DCOUT
PR
PT
C
RT
0.1
μ
F
R
RT
383 k
AGERE
L7591
V
BAT1
FUSIBLE
OR PTC
30
rate of battery
reversal not
ramped
CF2 FB1 FB2 NSTAT BR B2 B1 B0
PPM
0.5 V
RMS
C
10 nF
VITR
RCVP
RCVN
ITR
VTX
TXI
R
4750
R
TGS
1.74 k
C
GS
12 nF
V
BAT1
D
BAT1
V
BAT2
V
CC
C
TX
0.1
μ
F
1/4 T7504
CODEC
R
T6
R
X
GSX
+2.4 V
R
113 k
VFXIN
R
49.9 k
R
RCV
59.0 k
C
R
54.9 k
V
REF
VFRO
DX
DR
FSE
FSEP
MCLK
ASEL
CONTRO
INPUTS
SYNC
AND
CLOCK
PCM
HIGHWAY
R
47.5 k
V
REF
+
30
C
C2
0.1
μ
F
L9215A
C
C1
0.1
μ
F
CF1
C
F1
0.22
μ
F
C
F2
0.1
μ
F
RING
IN
PPM
IN
C
0.47
μ
F
FROM/TO CONTROL
RING
FUSIBLE
OR PTC
127
k
R
N1
120 pF
40.6 k
OVH
V
PROG
(I
LIMIT
= 25 mA)
V
REF
R
OVH
10 k
R
80.6 k
R
20 k
115 k
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