LUCL9218AAR-D AGERE [Agere Systems], LUCL9218AAR-D Datasheet - Page 17

• Manufacturer Part Number: LUCL9218AAR-D
• Description: Low-Cost Line Interface
• Manufacturer: AGERE [Agere Systems]

Applications
A basic loop start reference circuit, using bused ringing with the L9218 SLIC and the T8536 third-generation codec,
is shown in Figure 12.
* Optional nonfunctional connection for exact footprint match with L9219.
Data Sheet
November 2001
Agere Systems Inc.
RING
TIP
V
510
RING
R
TS1
V
LCAS
BAT
EMR
0.015 F
35.7 k
2.94 M
22.1 k
R
50
50
R
3.4 M
R
R
C
PROG
R
R
PT
PR
LCTH
TSP
RTS1
TSN
L7591
(continued)
Figure 12. Basic Loop Start Application Circuit Using T8536-Type Codec
18
10
20
19
7
8
LCTH
DCOUT
PT
PR
RTSP
RTSN
I
PROG
1
11
CF2
0.47 F
9
V
V
BAT
BAT
C
F1
12
CF1
0.1 F
C
BAT
0.1 F
L9218
C
SLIC
F2
4
AGND
V
V
16
CC
CC
0.1 F
C
CC
BGND
17
NSTAT
B2/NC
RCVP
RCVN
VITR
VTX
TXI
TXI
TG
B0
B1
26
25
24
23
5
6
22
15
14
13 (OPTIONAL*)
0.1 F
C
L9218A/G Low-Cost Line Interface
B1
R
8.06 k
C
0.1 F
GP1
B
R
20 M
CIN
VF
VF
VF
SLIC0a
SLIC3a
SLIC2a
SLIC4a
X
R
R
I
OP
ON
1/4 T8536
CODEC
DGND
BCLK
DX1
DX2
DR1
DR2
V
FS
DD
CONTROL
HIGHWAY
CLOCK
PCM
AND
C
0.1 F
VDD
2798 (F).a
17