| Series | i.MX21 |
| Package | Bulk |
| Part Status | Active |
| Core Processor | ARM926EJ-S |
| Number of Cores/Bus Width | 1 Core, 32-Bit |
| Speed | 266MHz |
| Co-Processors/DSP | - |
| RAM Controllers | SDRAM |
| Graphics Acceleration | No |
| Display & Interface Controllers | Keypad, LCD |
| Ethernet | - |
| SATA | - |
| USB | USB 1.x (2) |
| Voltage - I/O | 1.8V, 3.0V |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Security Features | - |
| Package / Case | 289-LFBGA |
| Supplier Device Package | 289-PBGA (17x17) |
