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MH89770 Datasheet(PDF) 13 Page - Mitel Networks Corporation

Part # MH89770
Description  T1/ESF Framer & Interface Preliminary Information
PDF  36 Pages
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Manufacturer  MITEL [Mitel Networks Corporation]
Direct Link  http://www.mitel.com
Logo MITEL - Mitel Networks Corporation

MH89770 Datasheet(HTML) 13 Page - Mitel Networks Corporation

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4-137
Preliminary Information
MH89770
Figure 6 - Input/Output Configuration
Extracted
Clock
Received
Data
Transmit
Data
OUTA
+12V
L2
C2
OUTB
1:
1:
:0.5
R1
L1
C1
EIT
EIR
EA
EB
EC
SW
RCLT
RCHT
RCLR
RCHR
Ti
Ri
E1.5o
RxA
RxB
RxT
RxR
1:
:1
VDD
1:
S1
S2
S3
S4
S5
S6
S7
TxT
TxR
TL
RL
TR2
Rx
Line
Receiver
S1
S2
S4
S4
S5
S6
S7
0-150’
CLOSE
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
150-450’
OPEN
CLOSE
OPEN
CLOSE
OPEN
CLOSE
OPEN
450-655’
OPEN
OPEN
CLOSE
OPEN
CLOSE
OPEN
CLOSE
Equalizer settings
COMPONENT VALUES:
R1 = 150
Ω 1% W
C1 = 0.01
µF 5% 250V
C2 = 0.47
µF 5% 100V
L1 = 33
µH 130mA
L2 = 33
µH 165 mA
TR1 = 1:1:0.5
Filtran* Part # TFS2573
TR2 = 1:1:1
Filtran* Part # TFS2574
*Filtran Ltd.
229 Colonnade Road
Nepean, Ontario
Canada K2E 7K3
613-226-1626
Note: The equalizer has been optimized for 22 gauge ABAM
cable. The exact distances may vary with the type of cable and the
output transformer. Different line length settings may be
required if a transformer other than the Filtran TFS2573 is used.
1
4
+5V
MH89770
MH89761
TR1



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