| PartNumber | FT122Q-R | FT122T-R | FT122T-U |
| Description | USB Interface IC USB CONTROLLER W/ PARALLEL BUS IC | USB Interface IC USB CONTROLLER W/ PARALLEL IC | USB Interface IC USB CONTROLLER W/ PARALLEL BUS IC |
| Manufacturer | FTDI | FTDI | FTDI |
| Product Category | USB Interface IC | USB Interface IC | USB Interface IC |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QFN-28 | TSSOP-28 | TSSOP-28 |
| Series | FT122 | FT122 | FT122 |
| Product | USB Controllers | USB Controllers | USB Controllers |
| Type | Peripheral Controller | Peripheral Controller | Peripheral Controller |
| Standard | USB 2.0 | USB 2.0 | USB 2.0 |
| Speed | High Speed | High Speed | Full Speed |
| Data Rate | 480 Mb/s | 480 Mb/s | 12 Mb/s |
| Operating Supply Current | 3.9 mA | 3.9 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | Reel | Tube |
| Brand | FTDI | FTDI | FTDI |
| Interface Type | Parallel | SPI, USB | - |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Voltage | 1.65 V to 3.6 V, 4 V to 5.5 V | 4 V to 5.5 V | - |
| Product Type | USB Interface IC | USB Interface IC | USB Interface IC |
| Factory Pack Quantity | 6000 | 2500 | 50 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |
| Tradename | FT12 | FT12 | FT12 |
| Unit Weight | 0.002497 oz | 0.006102 oz | 0.014215 oz |