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DP83959 датащи(PDF) 21 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
номер детали DP83959
подробное описание детали  8-Port Lite Ethernet Repeater Interface Controller
PDF  38 Pages
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производитель  NSC [National Semiconductor (TI)]
домашняя страница  http://www.national.com
Logo NSC - National Semiconductor (TI)

DP83959 датащи(HTML) 21 Page - National Semiconductor (TI)

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21
5.0
Functional Description (Continued)
www.national.com
Figure 8.
Typical AUI Port Connection
Figure 9.
Typical 10BASE-T Port Connection
DP83959
LERIC8
TX0+
TX0-
RX0+
RX0-
CD0+
CD0-
1:1
1:1
1:1
CI-A
CI-B
DI-B
DI-A
DO-A
DO-B
3
10
5
12
2
9
0.01µF
0.01µF
Chassis
11
4
1
6
14
8
DO-S
Vc
VS
DI-S
CO-S
7
15
CO-A
CO-B
CI-S
+12V
VP
13
Fuse
100pF
0.1µF
39.2
Ω ±1%
39.2
Ω ±1%
39.2
Ω ±1%
39.2
Ω ±1%
DP83959
LERIC8
1:1
0.01µF
49.9
Ω ±1%
49.9
Ω ±1%
1:2
* 13.5
* 13.5
TXn+
TXn-
RXn+
RXn-
RJ45
Connector
TD+
TD-
RD+
RD-
(Only 1 Port shown. All eight 10BASE-T ports are identical to this)
1
2
3
6
0.01µF
Optional
0.01µF
Optional
Common Mode
Choke (Optional)
Transformer
Module
* 820pF
* 820pF
* Starting point values - will need to be
adjusted depending on layout, transformer
module and other application variations.



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