8-bit microcontroller featuring an 8051 CISC core and 12KB Flash memory. Operates at up to 24MHz with 256 bytes of RAM. Supports SPI and UART interfaces, with 3 timers/counters and integrated POR/WDT peripherals. This surface-mount PLCC package offers 32 I/Os and operates from 2.7V to 5.5V.
Frequency24MHz
PackagePLCC
MountingSurface Mount
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Technical Specifications
Microchip AT89S8253-24JU technical specifications.
General
| Access Time | 24us |
| Address Bus Width | 8b |
| Package/Case | PLCC |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Density | 12KB |
| Frequency | 24MHz |
| Height | 4.064mm |
| Interface | SPI, UART |
| Lead Free | Lead Free |
| Length | 16.66mm |
| Max Frequency | 24MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 12KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 2.7V |
| Mount | Surface Mount |
| Number of Bits | 8 |
| Number of I/Os | 32 |
| Number of SPI Channels | 1 |
| Number of Timers/Counters | 3 |
| Number of UART Channels | 1 |
| Peripherals | POR, WDT |
| RAM Size | 256B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Watchdog Timer | Yes |
| Width | 16.662mm |
Compliance
| RoHS | Compliant |
Datasheet
Microchip AT89S8253-24JU Datasheet
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