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| PartNumber | T89C5115-TISIM | T89C5115-TISUM | T89C5115-TDSIM |
| Description | IC MCU 8BIT 16KB FLASH 28SO | IC MCU 8BIT 16KB FLASH 28SO | IC MCU 8BIT 16KB FLASH 24SO |
| Manufacturer | Atmel | Atmel | - |
| Product Category | Embedded - Microcontrollers | Embedded - Microcontrollers | - |
| Series | 89C | 89C | - |
| Packaging | Tube | Tube | - |
| Package Case | 28-SOIC (0.295", 7.50mm Width) | 28-SOIC (0.295", 7.50mm Width) | - |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | - |
| Supplier Device Package | 28-SOIC | 28-SOIC | - |
| Number of I O | 20 | 20 | - |
| Speed | 40MHz | 40MHz | - |
| EEPROM Size | 2K x 8 | 2K x 8 | - |
| Core Processor | 80C51 | 80C51 | - |
| RAM Size | 512 x 8 | 512 x 8 | - |
| Program Memory Type | FLASH | FLASH | - |
| Peripherals | POR, PWM, WDT | POR, PWM, WDT | - |
| Connectivity | UART/USART | UART/USART | - |
| Voltage Supply Vcc Vdd | 3 V ~ 5.5 V | 3 V ~ 5.5 V | - |
| Core Size | 8-Bit | 8-Bit | - |
| Program Memory Size | 16KB (16K x 8) | 16KB (16K x 8) | - |
| Data Converters | A/D 8x10b | A/D 8x10b | - |
| Oscillator Type | Internal | Internal | - |