The AT89LV55-12JU is an 8-bit 8051 microcontroller with 20KB of FLASH memory and 256B of RAM. It operates at a maximum frequency of 12MHz and features a UART interface. The device is packaged in a PLCC and is suitable for surface mount applications. It is compliant with RoHS regulations and has a maximum operating temperature of 85°C and a minimum operating temperature of -40°C.
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| Package/Case | PLCC |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Frequency | 12MHz |
| Interface | UART |
| Max Frequency | 12MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 6V |
| Memory Size | 20KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 2.7V |
| Mount | Surface Mount |
| Number of Programmable I/O | 32 |
| Number of Timers/Counters | 3 |
| RAM Size | 256B |
| RoHS Compliant | Yes |
| RoHS | Compliant |
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