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| PartNumber | S87C581SF76 | S87C552-K68 | S87C652-4A44 |
| Description | IC MCU 8BIT 32KB OTP 44QFP | ||
| Manufacturer | Intel | - | - |
| Product Category | Embedded - Microcontrollers | - | - |
| Series | 87C | - | - |
| Packaging | Tray | - | - |
| Package Case | 44-QFP | - | - |
| Operating Temperature | 0°C ~ 70°C (TA) | - | - |
| Supplier Device Package | - | - | - |
| Number of I O | 32 | - | - |
| Speed | 16MHz | - | - |
| EEPROM Size | - | - | - |
| Core Processor | MCS 51 | - | - |
| RAM Size | 256 x 8 | - | - |
| Program Memory Type | OTP | - | - |
| Peripherals | - | - | - |
| Connectivity | SIO | - | - |
| Voltage Supply Vcc Vdd | 4 V ~ 6 V | - | - |
| Core Size | 8-Bit | - | - |
| Program Memory Size | 32KB (32K x 8) | - | - |
| Data Converters | - | - | - |
| Oscillator Type | External | - | - |
