5.1 Physical Interface
5.1.4 Connector pinoutsThe pin definitions are shown in Table 5.1.
Table 5.1 Connector pinouts
Signal segment key
| S1 | Gnd | 2nd mate | |
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segment | S2 | A+ | Differential signal pair A from Phy | |
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| Connected to TXD at the host side. | ||
| S3 | A- | ||
| Connected to RXD at the device side. | |||
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Signal | S4 | Gnd | 2nd mate | |
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S5 | B- | Connected to RXD at the host side. | ||
| Differential signal pair B from Phy | |||
| S6 | B+ | Connected to TXD at the device side. | |
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| S7 | Gnd | 2nd mate | |
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| "Key and spacing separate signal and power segments" | |||
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| P1 | V33 | N.C.(Open) | |
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| P2 | V33 | N.C.(Open) | |
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| P3 | V33 | N.C.(Open) | |
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| P4 | Gnd | 1st mate | |
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| P5 | Gnd | 2nd mate | |
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| P6 | Gnd | 2nd mate | |
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| P7 | V5 | 5 V power, | |
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| P8 | V5 | 5 V power | |
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segment | P9 | V5 | 5 V power | |
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P10 | Gnd | 2nd mate | ||
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Power | P11 | Staggered | • Staggered | |
| • Activity LED drive for output | |||
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| Mode/ | ||
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| For the specification of P11, see Section 5.1.5. | ||
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| Activity | ||
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| LED | (in next page) | |
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| When the host system does not use these | |
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| functions, the corresponding pin to be mated | |
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| with P11 in the power cable receptacle | |
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| connector shall be grounded. | |
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| P12 | Gnd | 1st mate | |
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| P13 | V12 | N.C.(Open) | |
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| P14 | V12 | N.C.(Open) | |
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| P15 | V12 | N.C.(Open) | |
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Power segment key
Notes:
Note) Since applying a single external supply voltage of 5 V enables this drive to operate it is unnecessary to supply +3.3 V and +12 V power supplies.