參數(shù)資料
型號: LUCL9214GAU-DT
英文描述: Low-Cost Ringing SLIC
中文描述: 低成本振鈴用戶接口
文件頁數(shù): 32/46頁
文件大?。?/td> 790K
代理商: LUCL9214GAU-DT
Preliminary Data Sheet
October 2001
Low-Cost Ringing SLIC
L9214A/G
32
Agere Systems Inc.
ac Applications
(continued)
Design Examples
(continued)
Example 1, Real Termination
(continued)
12-3533.L (F)
Figure 14. Agere T7504 First-Generation Codec; Resistive Termination (5 REN Configuration)
V
BAT1
BGND
V
BAT2
V
CC
AGND ICM TRGDET
ground key
not used
C
VBAT1
0.1
μ
F
C
VBAT2
0.1
μ
F
C
CC
0.1
μ
F
PR
PT
AGERE
L7591
30
V
BAT1
FUSIBLE RESISTOR
OR PTC
30
CF1
CF2
FB1
FB2
NSTAT B3 B2 B1 B0
C
F1
0.22
μ
F
C
F2
0.1
μ
F
VITR
RCVP
RCVN
ITR
VTX
TXI
R
4750
V
BAT1
V
BAT2
V
CC
C
TX
0.1
μ
F
1/4 T7504
CODEC
R
C
0.1 μF
R
X
GSX
+2.4 V
R
100 k
VF
X
IN
R
60.4 k
R
69.8 k
R
GP
26.7 k
C
C2
0.1
μ
F
VF
R
O
DX
DR
FSE
FSEP
MCLK
ASEL
CONTROL
INPUTS
SYNC
AND
CLOCK
PCM
HIGHWAY
R
GN
17.65 k
+
49.9 k
100 k
L9214A
FUSIBLE RESISTOR
OR PTC
RTFLT
DCOUT
I
PROG
(I
LOOP
= 25 mA)
I
REF
R
RT2
150 k
R
RT1
100 k
C
RT
1
μ
F
R
IPROG
5.76 k
R
IREF
28.7 k
C
0.01
μ
F
C
0.01
μ
F
FROM/TO
CONTROL
R
CR
5 k
C
CC1
150 nF
D
BAT1
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