LUCL9310AP-D AGERE [Agere Systems], LUCL9310AP-D Datasheet - Page 54

• Manufacturer Part Number: LUCL9310AP-D
• Description: Line Interface and Line Access Circuit Full-Feature SLIC,Ringing Relay,and Test Access Device
• Manufacturer: AGERE [Agere Systems]

Full-Feature SLIC, Ringing Relay, and Test Access Device
ac Applications
First-Generation Codec ac Interface Network: Complex Termination
Basic Loop Start Application Using T7504 Type Codec
Notes:
Termination impedance = 220
Hybrid balance = 220
Tx = 0 dBm.
Rx = 0 dBm.
54
FUSIBLE
FUSIBLE
OR PTC
OR PTC
50
50
V
BAT
R
23.2 k
VPROG
RINGING
SOURCE
SECONDARY
SECONDARY
180 V—330 V
PROTECTOR
100 V—130 V
PROTECTOR
16.9 k
69.8 k
400
1 M
R
R
R
R
VREF
RTF
S2
OVH
0.1 F
C
59 k
R
RTS
LCTH
0.015 F
+ (820
V
BAT2
V
PT
PWR
T
R
RSW
RTS
PR
LCTH (10 mA)
V
OVH (OVERHEAD = 9.2 V for 2.2 Vrms PPM)
V
Figure 19. Basic Loop Start Application Using T7504 Type Codec
(continued)
CF1
C
BAT2
C
0.1 F
RING
PROG
REF
RING
F2
VBAT2
CF2
/
MICROPROCESSOR
+ (820
V
|| 115 nF).
V
(I
BAT1
BAT1
LIMIT
MULTIPLEXED
B3
C
0.1 F
DATA BUS
VBAT1
TO/FROM
= 25 mA)
B2 B1 B0
BGND
|| 115 nF).
V
V
CC
CC
0.1 F
NSTAT
C
(GAIN OF 8)
CC
L9310
AGND V
RESET
MICROPROCESSOR
V
A
DD
DD
0.1 F
LATCH
C
PER-LINE
TO/FROM
DD
DGND
TESTLEV TESTSIG
D
ICM
PPMOUT
TRGDET
PPMIN
RCVN
RCVP
VITR
TXN
VTX
LCF
FB2
FB1
ITR
TXI
120 pF
C
R
47.5 k
V
N
R
127 k
0.1 F
V
C
N2
REF
N1
REF
PPM
R
17.4 k
R
6.34 k
C
0.15 F
59.0 k
PPM
GX
TX
40.2 k
R
49.9 k
R
R
T3
V
RCV
T6
REF
2.2 Vrms at T/R
GENERATION
R
54.9 k
0.7 Vrms for
GP
RAMPED
R
C
R
113 k
0.33 F
(continued)
PPM
TGS
GS
C
0.1 F
HB1
C
C1
12 nF
VFXIN
C2
1.74 k
115 k
V
R
FRO
X
–
+
Agere Systems Inc.
1/4 T7504
2.4 V
CODEC
MCLK
FSEP
ASEL
FSE
GSX
DX
DR
July 2001
PCM
HIGHWAY
SYNC
AND
CLOCK
CONTROL
INPUTS
12-3528b (F)