参数资料
型号: ISL5586FCM
厂商: INTERSIL CORP
元件分类: 模拟传输电路
英文描述: Low Power Ringing SLIC for Home Gateways
中文描述: TELECOM-SLIC, PQCC28
封装: PLASTIC, MS-018AB, LCC-28
文件页数: 16/20页
文件大小: 497K
代理商: ISL5586FCM
4-16
Equations 48 and 60 can be combined to re-write the 4-wire
to 4-wire gain equation.
Simplifying the above yields the 4-wire to 4-wire gain.
V
RX4W
-------------------
2.8
Z
O
P
L
-----------------------------------------
Z
0
Z
L
------
×
=
(EQ. 61)
V
RX4W
-------------------
2.8
Z
O
P
L
-----------------------------------------
=
(EQ. 62)
FIGURE 13. SCHEMATIC FOR 2-WIRE TO 4-WIRE GAIN DERIVATION
+
-
-IN
V
FB
V
RX
V
ZO
200K
200K
+
-
+
-
+
-
1:1
20
20
3R
4R
4R
4R
4R
3R
8K
R
S
C
FB
T
A
V
SA
+
-
V
RXP
V
RXM
V
TXP
V
TXM
R
R
R
R
+
-
R
P1
R
P2
VTR
Z
L
V
IN
I
L
V
TX4W
+
-
200K
200K
1.4R
1.4R
TIP
RING
+
-
FIGURE 14. SCHEMATIC FOR 4-WIRE TO 4-WIRE GAIN DERIVATION
T
R
+
-
-IN
V
FB
V
RX
V
ZO
+
-
+
-
+
-
1:1
20
20
3R
4R
4R
4R
4R
3R
8K
R
S
C
FB
T
A
V
SA
+
-
+
-
V
RXP
V
RXM
V
TXP
V
TXM
R
R
R
R
R
P1
R
P2
Z
L
IL
V
TX4W
-
+
V
2W
+
-
+
-
V
RX4W
200K
200K
200K
200K
1.4R
1.4R
ISL5586
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