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| PartNumber | SAF-XC866-2FRI BE | SAF-XC866-2FRI BC | SAF-XC866-2FRI |
| Description | 8-bit Microcontrollers - MCU ICMCU 8BIT XC800CISC 8KB FLASH 26.7MHZ 5V | 8-bit Microcontrollers - MCU 8-Bit Single-Chip 3.3V 26.67MHz Flash | |
| Manufacturer | Infineon | Infineon | - |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TSSOP-38 | TSSOP-38 | - |
| Series | SAxXC866 | XC800 | - |
| Core | XC800 | XC800 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 26.67 MHz | 26.67 MHz | - |
| Program Memory Size | 4 kB | 8 kB | - |
| Data RAM Size | 768 B | 750 B | - |
| Number of I/Os | 19 I/O | 27 I/O | - |
| Operating Supply Voltage | 2.3 V to 2.7 V | 2.5 V, 5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | Reel | - |
| Height | 0.9 mm | 0.9 mm | - |
| Length | 9.7 mm | 9.7 mm | - |
| Product | MCU | MCU | - |
| Program Memory Type | Flash | Flash | - |
| Width | 4.4 mm | 4.4 mm | - |
| Brand | Infineon Technologies | Infineon Technologies | - |
| Interface Type | JTAG, SPI, SSC, UART | SSC, UART | - |
| Moisture Sensitive | Yes | - | - |
| Number of Timers/Counters | 3 Timer | 3 Timer | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 1000 | 3000 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 2.7 V, 5.5 V | 2.7 V, 5.5 V | - |
| Supply Voltage Min | 2.3 V, 4.5 V | 2.3 V, 4.5 V | - |
| Part # Aliases | FX8662FRIBEXT SP000245777 XC8662FRIBEFXUMA1 | FX8662FRIBCXT SP000210683 | - |
| Unit Weight | 0.007189 oz | 0.007189 oz | - |
| Data RAM Type | - | SRAM | - |