The AT89S52-24PI is an 8051 microcontroller with 8KB of FLASH memory and 256B of RAM. It features a 33MHz maximum frequency and operates within a temperature range of -40°C to 85°C. The device has 32 programmable I/Os and supports UART and USART interfaces. It is packaged in a PDIP with a through-hole mount and is not RoHS compliant due to containing lead.
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| Access Time | 24us |
| Package/Case | PDIP |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Interface | UART, USART |
| Lead Free | Contains Lead |
| Max Frequency | 33MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 8KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 4V |
| Mount | Through Hole |
| Number of I/Os | 32 |
| Number of Programmable I/O | 32 |
| Oscillator Type | Internal |
| Package Quantity | 9 |
| Packaging | Rail/Tube |
| Peripherals | WDT |
| RAM Size | 256B |
| RoHS Compliant | No |
| Series | 89S |
| RoHS | Not Compliant |
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