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USB3347
Hi-Speed USB ULPI Transceiver, QFN-24
Schematic Symbol
Pin Configuration (25 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | CLKOUT | output |
| 2 | NXT | output |
| 3 | DATA0 | bidirectional |
| 4 | DATA1 | bidirectional |
| 5 | DATA2 | bidirectional |
| 6 | DATA3 | bidirectional |
| 7 | DATA4 | bidirectional |
| 8 | DATA5 | bidirectional |
| 9 | DATA6 | bidirectional |
| 10 | DATA7 | bidirectional |
| 11 | SPK_L | bidirectional |
| 12 | SPK_R | bidirectional |
| 13 | DP | bidirectional |
| 14 | DM | bidirectional |
| 15 | VDD33 | power_out |
| 16 | VBAT | power_in |
| 17 | VBUS | input |
| 18 | ID | input |
| 19 | RBIAS | passive |
| 20 | REFCLK | input |
| 21 | ~{RESETB} | input |
| 22 | VDD18 | power_out |
| 23 | STP | input |
| 24 | DIR | output |
| 25 | GND | power_in |
Footprint
ConfirmedPackage_DFN_QFN/QFN-24-1EP_4x4mm_P0.5mm_EP2.6x2.6mm
Pad Layout
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Pads (29)
| Number | Type |
|---|---|
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| 1 | smd |
| 2 | smd |
| 3 | smd |
| 4 | smd |
| 5 | smd |
| 6 | smd |
| 7 | smd |
| 8 | smd |
| 9 | smd |
| 10 | smd |
| 11 | smd |
| 12 | smd |
| 13 | smd |
| 14 | smd |
| 15 | smd |
| 16 | smd |
| 17 | smd |
| 18 | smd |
| 19 | smd |
| 20 | smd |
| 21 | smd |
| 22 | smd |
| 23 | smd |
| 24 | smd |
| 25 | smd |