The AT89S2051-24PU is an 8-bit 8051 microcontroller with a core architecture of 8051, operating at a frequency of 24MHz. It features 2KB of FLASH memory and 256B of RAM. The device is packaged in a PDIP-20 package and is designed for through-hole mounting. The operating temperature range is from -40°C to 85°C, and it is compliant with RoHS regulations.
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| Package/Case | PDIP |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Frequency | 24MHz |
| Height | 4.963mm |
| Length | 26.92mm |
| Max Frequency | 24MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 2KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 2.7V |
| Mount | Through Hole |
| Number of I/Os | 15 |
| Number of Timers/Counters | 2 |
| Number of UART Channels | 1 |
| RAM Size | 256B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Width | 7.112mm |
| RoHS | Compliant |
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