參數(shù)資料
型號: L9215A
英文描述: CAP CER 2200PF 3.15KVDC R3 RAD
中文描述: 短回路正弦波振鈴用戶接口
文件頁數(shù): 42/50頁
文件大小: 1115K
代理商: L9215A
Data Sheet
September 2001
Short-Loop Sine Wave Ringing SLIC
L9215A/G
42
Agere Systems Inc.
ac Applications
(continued)
Design Examples
(continued)
Blocking Capacitors
5-6401.M (F)
Figure 25. ac Interface Using First-Generation Codec (Including Blocking Capacitors) for Complex Termi-
nation Impedance
0.1
μ
F
R
TGS
VTX
R
GX
= 4750
TXI
VITR
R
T6
R
x
R
T3
R
HB
CODEC
OUTPUT
DRIVE
AMP
CODEC
OP AMP
+
20
C
N
R
N1
R
N2
R
GP
R
RCV
–I
T/R
318.25
C
GS
C
B1
2.5 V
C
B2
RCVN
RCVP
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