参数资料
型号: ISL5586DIMZ
厂商: Intersil
文件页数: 8/20页
文件大小: 0K
描述: IC SLIC RINGING LP HOME 28-PLCC
标准包装: 37
系列: RSLIC18
功能: 用户线路接口概念(SLIC)
电路数: 1
电源电压: 5V
电流 - 电源: 5mA
功率(瓦特): 305mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-LCC(J 形引线)
供应商设备封装: 28-PLCC(11.51x11.51)
包装: 管件
包括: 回路启动和振铃往返检测器,振铃发生器,热保护
16
FN4924.2
November 3, 2004
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.
VTX4W
VRX4W
--------------------
2.8
ZL
ZO + 2RP + ZL
------------------------------------------
Z0
ZL
------
×
=
(EQ. 61)
VTX4W
VRX4W
--------------------
2.8
Z0
ZO + 2RP + ZL
------------------------------------------
=
(EQ. 62)
FIGURE 13. SCHEMATIC FOR 2-WIRE TO 4-WIRE GAIN DERIVATION
+
-
-IN
VFB
VRX
VZO
200K
+
-
+
-
+-
1:1
20
3R
4R
3R
8K
RS
CFB
TA
VSA
+
-
VRXP
VRXM
VTXP
VTXM
R
+-
RP1
RP2
V
TR
ZL
VIN
IL
VTX4W
+
-
200K
1.4R
TIP
RING
+
-
FIGURE 14. SCHEMATIC FOR 4-WIRE TO 4-WIRE GAIN DERIVATION
T
R
+
-
-IN
VFB
VRX
VZO
+
-
+
-
+-
1:1
20
3R
4R
3R
8K
RS
CFB
TA
VSA
+
-
+
-
VRXP
VRXM
VTXP
VTXM
R
RP1
RP2
ZL
IL
VTX4W
-
+
V2W
+
-
+- VRX4W
200K
1.4R
ISL5586
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