| CIU32L051R8T6 | 48 | 1.8-5.5 | 64 | 16 | 57 | 1(支持stop唤醒) | 3 | 4 | -40-85℃ | LQFP64 | - | - | - | - |
| CIU32L051C8T6 | 48 | 1.8-5.5 | 64 | 16 | 41 | 1(支持stop唤醒) | 3 | 4 | -40-85℃ | LQFP48 | - | - | - | - |
| CIU32L051K8U6 | 48 | 1.8-5.5 | 64 | 16 | 28 | 1(支持stop唤醒) | 3 | 4 | -40-85℃ | QFN32 | - | - | - | - |
| CIU32L051E8M6 | 48 | 1.8-5.5 | 64 | 16 | 19 | 1(支持stop唤醒) | 3 | 4 | -40-85 | SSOP24-8.65*3.9 | - | - | - | - |