參數(shù)資料
型號: AM79534
廠商: Advanced Micro Devices, Inc.
英文描述: Subscriber Line Interface Circuit
中文描述: 用戶線接口電路
文件頁數(shù): 13/20頁
文件大?。?/td> 266K
代理商: AM79534
SLIC Products
13
Table 2.
User-Programmable Components
Where Z
T
is connected between the VTX and RSN pins. The
fuse resistors are R
F
, and Z
2WIN
is the desired 2-wire AC input
impedance. When computing Z
T
, the internal current amplifier
pole and any external stray capacitance between VTX and
RSN must be taken into account.
Where Z
RX
is connected from V
RX
to the RSN pin, Z
T
is
defined above, and G
42L
is the desired receive gain.
Where R
DC1
, R
DC2
, and C
DC
form the network connected to
the RDC pin. R
DC1
and R
DC2
are approximately equal.
Where R
D
and C
D
form the network connected from RD to
5 V
and I
T
is the threshold current between on hook and off hook.
Z
T
1000 Z
2WIN
2R
F
)
=
Z
RX
Z
G
42L
-----------
1000
1000 Z
L
T
Z
T
2R
F
+
)
+
-------------------------------Z
=
R
DC1
R
DC2
+
I
FEED
2500
=
C
DC
1.5 ms
R
R
DC1
DC2
R
DC2
---------------+
=
R
D
I
T
365
=
C
D
R
D
0.5 ms
=
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相關(guān)代理商/技術(shù)參數(shù)
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AM79534-1DC 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述:Subscriber Line Interface Circuit
AM79534-1JC 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述:Subscriber Line Interface Circuit
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AM79534-2DC 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述:Subscriber Line Interface Circuit
AM79534-2JC 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述:Subscriber Line Interface Circuit