
8-bit CISC microcontroller featuring an 80C51 core, operating at up to 33 MHz. This surface-mount device offers 32KB of Flash program memory and 512 bytes of RAM. It includes 3 timers and a UART interface, with 32 programmable I/Os. Packaged in a 44-pin PLCC (Plastic Leaded Chip Carrier) with J-lead configuration, it supports a 3.3V supply and operates within a -40°C to 85°C temperature range.
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| Basic Package Type | Lead-Frame SMT |
| Package Family Name | LCC |
| Package/Case | PLCC |
| Package Description | Plastic Leaded Chip Carrier |
| Lead Shape | J-Lead |
| Pin Count | 44 |
| PCB | 44 |
| Package Length (mm) | 16.66(Max) |
| Package Width (mm) | 16.66(Max) |
| Package Height (mm) | 3.69(Min) |
| Pin Pitch (mm) | 1.27 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Jedec | MS-018AC |
| Family Name | P89 |
| Data Bus Width | 8bit |
| Instruction Set Architecture | CISC |
| Maximum Clock Rate | 33MHz |
| Maximum CPU Frequency | 33MHz |
| Device Core | 80C51 |
| Program Memory Type | Flash |
| Program Memory Size | 32KB |
| RAM Size | 512B |
| Number of Programmable I/Os | 32 |
| Core Architecture | 8051 |
| Programmability | Yes |
| Number of Timers | 3 |
| Interface Type | UART |
| Max Operating Supply Voltage | 3.6V |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 85°C |
| Cage Code | H1R01 |
| EU RoHS | Yes |
| HTS Code | 8542310001 |
| Schedule B | 8542310000 |
| ECCN | 3A991.a.2 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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