參數(shù)資料
型號(hào): L9500A
英文描述: High-Voltage Ringing SLIC for VolP Applications
中文描述: 高壓振鈴用戶接口應(yīng)用的福爾普
文件頁(yè)數(shù): 26/32頁(yè)
文件大?。?/td> 616K
代理商: L9500A
Preliminary Data Sheet
September 2001
High-Voltage Ringing SLIC for VoIP Applications
L9500A
26
Agere Systems Inc.
ac Applications
(continued)
Design Examples
Broadcom 3352 Interface Network
The following reference circuit shows the complete SLIC schematic for interface to the BroadcomBCM3352 as
designed on the Broadcom BCM93352SV application reference design and board.
Figure 12. Reference Schematic with Broadcom BCM Embedded Codec Devices and Agere L9500 SLIC
V
BAT1
BGND
V
BAT2
AGND
V
CC
C
BAT1
0.1
μ
F
C
BAT2
0.1
μ
F
C
CC
0.1
μ
F
RTFLT
DCOUT
PR
PT
TXI
ITR
C
RT
0.1
μ
F
R
RT
383
k
AGERE
L7591
50
V
BAT1
FUSIBLE OR PTC
50
CF1
CF2
NSTAT B2
B1
B0
C
F1
0.22
μ
F
C
F2
0.1
μ
F
V
REF
RCVN
VITR
RCVP
V
BAT1
D
BAT1
V
BAT2
C
9
D2
CM
LEVEL
VRXP
L9500
FUSIBLE OR PTC
BROADCOM
BCM3351
BCM3352
BCM6352
BCM1101
V
PROG
C
TX
R
GX
4750
VTX
0.47
μ
F
D0
DET
D1
RING
INP
RING
INN
C
9
68 nF
C
10
68 nF
C
3
3.3 nF
C
2
3.3 nF
VRXN
R
ING
REFP
R
ING
REFN
R
78.7 k
R
54.9 k
FERRITE BEAD
600
V
DDCORE
V
DDI/O
R
3
V
CC
= 3.3
V
VCM
C
4
V
REF
_IO
C
5
150 pF
R
1
20 k
0.1
μ
F
C1
C
1
3.3 nF
VTXN
VTXP
R
2
20 k
C
6
150 pF
C
150 pF
R
174 k
R
6
88.7 k
R
8
88.7 k
R
DET
10 k
V
CC
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