MT8910 Zarlink Semiconductor, MT8910 Datasheet - Page 22
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MT8910
Manufacturer Part Number
MT8910
Description
Digital Subscriber Line Interface Circuit
Manufacturer
Zarlink Semiconductor
Datasheet
1.MT8910.pdf
(28 pages)
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Manufacturer
Quantity
Price
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Note 1: All resistors have a tolerance of 1% unless indicated otherwise. All capacitors have a tolerance of 10%.
Note 2: May be incorporated on to a ceramic substrate.
L
L
L
L
out
in
in
out
8
5
+
-
+
-
NOTES:
68.2 K
130 K
680 pF
130 K
680 pF
Open Circuit Secondary
Open Circuit Primary
With pins 1 and 11 shorted together
Filtran Part Number TPW 4671
7.8 K
3.3 nF
3.3 nF
20 K
20 K
Figure 13 - Passive Line Termination (PLT)
Figure 14 - Transformer Specification
7
6
R
1.6 K
R
1.6 K
R
b1
b1
R
s
s
= 30.2
= 30.2
2
11
1
12
TURNS RATIO
RESISTANCE
INDUCTANCE
Leakage Inductance (Sec. Short Circuit) < 75 H @ 40 kHz.
LONGT. BAL.
R
1 K
R
1 K
b2
b2
XFM+
XFM-
7 mH
0 - 4 kHz
4-160 kHz
1:1.3
R
R
L
L
1:1.3
P
S
1
2
= 5-8 7 mH
= 2-12 11 mH
= 5-8 3.7
= 2-12 6.8
min 63 dB
min 58 dB
1.5 F
5.5 mH
5.5 mH
MT8910-1
10
10
Feed/Extract
Power
10%
10%
9-23