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MCP2221AxML
USB to I2C/UART Protocol Converter with GPIO, QFN-16
Schematic Symbol
Pin Configuration (17 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | GP0 | bidirectional |
| 2 | GP1 | bidirectional |
| 3 | ~{RST} | input |
| 4 | URx | input |
| 5 | UTx | output |
| 6 | GP2 | bidirectional |
| 7 | GP3 | bidirectional |
| 8 | SDA | bidirectional |
| 9 | SCL | bidirectional |
| 10 | VUSB | passive |
| 11 | D- | bidirectional |
| 12 | D+ | bidirectional |
| 13 | VSS | power_in |
| 14 | NC | no_connect |
| 15 | NC | no_connect |
| 16 | VDD | power_in |
| 17 | NC | no_connect |
Footprint
ConfirmedPackage_DFN_QFN/QFN-16-1EP_4x4mm_P0.65mm_EP2.5x2.5mm
Pad Layout
Pads (21)
| 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 |