MH88500 Ver la hoja de datos (PDF) - Mitel Networks
Número de pieza
componentes Descripción
Fabricante
MH88500 Datasheet PDF : 10 Pages
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MH88500
Preliminary Information
VTR
VTR
5
1
604Ω
3
16
MH88500
754Ω
VX
VO
604Ω 10µF
5
1
200Ω
54Ω
16
VS
10H
MH88500
3
CAN BE MEASURED THAT
VTP=2VX=2VTR
(a)
TRANSHYBRID LOSS = - 20LOG (VO)
(b)
2VS
Figure 5 - Transhybrid Loss Test Circuit
R and RTHRESH (kΩ)
(a)
MH88500 11
THRESH
ADJ
GND
R
R and RTHRESH (kΩ) VC2
(a)
R
MH88500 11
THRESH
ADJ
R
(kΩ)
R = (48 x RTHRESH) -28.8
5.4 - RTHRESH
120
100
80
60
40
20
1 23 4
56
RTHRESH (kΩ)
(a)
R
(kΩ)
2000
1000
(912 x RTHRESH) +604
R=
RTHRESH - 5.4
10
20
30
40
RTHRESH (kΩ)
(b)
Figure 6 - Off-Hook Threshold Adjust
2-38
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