| 欧盟RoHS指令 | Compliant |
| 美国出口管制分类ECCN编码 | 3A991a.2. |
| 环保无铅 | Active |
| 美国海关商品代码 | 8542.31.00.15 |
| Automotive | Unknown |
| PPAP | Unknown |
| Instruction Set Architecture | CISC |
| Device Core | 8051 |
| Core Architecture | 8051 |
| Maximum CPU Frequency (MHz) | 33 |
| Maximum Clock Rate (MHz) | 33 |
| Data Bus Width (bit) | 8 |
| Program Memory Type | ROMLess |
| RAM Size | 256B |
| Programmability | No |
| No. of Timers | 3 |
| USART | 0 |
| UART | 0 |
| USB | 0 |
| SPI | 0 |
| I2C | 0 |
| I2S | 0 |
| CAN | 0 |
| Ethernet | 0 |
| Minimum Operating Supply Voltage (V) | 4.5 |
| Typical Operating Supply Voltage (V) | 5 |
| Maximum Operating Supply Voltage (V) | 5.5 |
| Minimum Operating Temperature (°C) | -40 |
| Maximum Operating Temperature (°C) | 85 |
| Supplier Temperature Grade | Industrial |
| Mounting | Surface Mount |
| PCB changed | 44 |
| Standard Package Name | LCC |
| Supplier Package | PLCC |
| Pin Count | 44 |
| Lead Shape | J-Lead |
