Microcontroller, 8-Bit, 8051 CPU, 16MHz, CMOS,
| Parameter Name | Attribute value |
| Is it lead-free? | Contains lead |
| Is it Rohs certified? | incompatible |
| package instruction | SIMM, SSIM40,.2 |
| Contacts | 40 |
| Reach Compliance Code | _compli |
| Has ADC | NO |
| Other features | 16/8 BIT MULTIPLEXED EXPANDED ADDRESS/DATA BUS; 10 YEAR DATA RETENTION |
| Address bus width | 16 |
| bit size | 8 |
| CPU series | 8051 |
| maximum clock frequency | 16 MHz |
| DAC channel | NO |
| DMA channel | NO |
| External data bus width | 8 |
| JESD-30 code | R-XSMA-N40 |
| JESD-609 code | e0 |
| length | 67.31 mm |
| Number of I/O lines | 32 |
| Number of terminals | 40 |
| Maximum operating temperature | 70 °C |
| Minimum operating temperature | |
| PWM channel | NO |
| Package body material | UNSPECIFIED |
| encapsulated code | SIMM |
| Encapsulate equivalent code | SSIM40,.2 |
| Package shape | RECTANGULAR |
| Package form | MICROELECTRONIC ASSEMBLY |
| Peak Reflow Temperature (Celsius) | NOT SPECIFIED |
| power supply | 5 V |
| Certification status | Not Qualified |
| RAM (bytes) | 65536 |
| rom(word) | 0 |
| speed | 16 MHz |
| Maximum slew rate | 45 mA |
| Maximum supply voltage | 5.5 V |
| Minimum supply voltage | 4.5 V |
| Nominal supply voltage | 5 V |
| surface mount | NO |
| technology | CMOS |
| Temperature level | COMMERCIAL |
| Terminal surface | Tin/Lead (Sn/Pb) |
| Terminal form | NO LEAD |
| Terminal pitch | 1.27 mm |
| Terminal location | SINGLE |
| Maximum time at peak reflow temperature | NOT SPECIFIED |
| width | 5.56 mm |
| uPs/uCs/peripheral integrated circuit type | MICROCONTROLLER |
| Base Number Matches | 1 |