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| Voltage at the VBUS pin must not be allowed | Link Controller | ||
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| to exceed VVMAX. |
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| CPEN |
RVBUSmay be installed in this |
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| ||
configuration to assist in protecting |
| USB331X |
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| |||
the VBUSpin. 820 Ohms will |
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| ||||
protect against VBUS transients up |
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| 7 |
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to 8.5V. |
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| DATA7 | DATA7 | ||
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| 8 | ||||
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| DATA6 | DATA6 | |
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| 9 | ||
| VBUSSwitch |
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| DATA5 | DATA5 | |
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| 10 | |||
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| DATA4 | DATA4 | ||
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| RVBUS |
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| DATA3 | 12 | DATA3 |
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| 2 |
| 13 | |||
| EN OUT |
| VBUS | DATA2 | DATA2 | ||
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| 16 | ||||
| IN |
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| DATA1 | 17 | DATA1 |
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| DATA0 | DATA0 | ||
5V |
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| 20 | ||
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| STP | STP | ||
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| 18 | |||
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| 3.1 - 5.5V |
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| NXT | NXT | |
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| 19 | |||
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| Supply |
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| DIR | DIR | |
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| 11 | |||
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| 3 |
| CLKOUT | 22 | CLKOUT |
The capacitor CVBUSmust be |
| VBAT | RESETB | RESETB | |||
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| 23 | |||||
installed on this side of RVBUS. | CBYP | 4 VDD3.3 | REFCLK | Signal at REFCLK | Reference | ||
USB |
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| |||
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| must comply with | Pin Strap | |||
Receptacle | CVBUS | COUT |
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| VIH and VIL | ||
VBUS | 1 |
| REFSEL[1] | 14 | Determines | ||
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DM | 2 |
| 5 | DM | 15 | REFCLK | |
| REFSEL[0] | frequency | |||||
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DP | 3 |
| 6 | DP |
| 1.8VSupply | |
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ID | 4 |
| 1 | ID |
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| VDD18 | 21 |
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| 24 |
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GND |
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| RBIAS | CBYP | |
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SHIELD |
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| 8.06k |
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| GNDFLAG |
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Figure 4 USB3310 QFN Application Diagram (Host or OTG)
Revision 1.11 | PRODUCT8 PREVIEW | SMSC USB3310 REV C |