| SMA200 Manual V1.0 |
5.4.12.GLAN
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| On Module | Ext. Ter- | Max. |
| Matched |
Signal | BUS | Type | Description | Termination | mination | Length | Ohm | Length in |
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| Needed | in mm |
| mm |
GLAN_TX +/- | GLAN |
GLAN_RX +/- | GLAN |
| GLAN |
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LCI_TXD[2..0] | LCI |
LCI_RXD[2..0] | LCI |
LCI_RST | LCI |
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Dif
Dif
Dif
3.3V
Out
3.3V
In
3.3V
Out
GLAN TX pair for 1GE GLAN RX pair for 1GE GLAN reference clock pair
3x TX signal for 10/100MB
3x RX signal for 10/100MB LAN reset/synch
-
-
-
-
-
-
100nF | 250 | 95 |
100nF | 250 | 95 |
33 Ohm | 250 | 50 |
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- | 250 | 50 |
- | 250 | 50 |
- | 250 | 50 |
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0.5
0.5
-
-
-
-
If the signals are not used:
Unused GLAN /LCI interfaces may be open.
Remarks:
The 10nF capacitors 0402 need to be placed directly at the SATA connector. Maximum via count is 2 per signal.
BUS to BUS spacing is min. 20mil = 0.5mm Pair to Pair spacing is min. 35mil = 0.9mm
EMV/EMI filters:
Are not needed.
36