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| PartNumber | SAF-XC866-4FRA BE | SAF-XC866-4FRI | SAF-XC866-4FRA BC |
| Description | 8-bit Microcontrollers - MCU 8-Bit Single-Chip 5V 26.67MHz Flash | IC MCU 8BIT 16KB FLASH 38TSSOP | |
| Manufacturer | Infineon | - | - |
| Product Category | 8-bit Microcontrollers - MCU | - | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | TSSOP-38 | - | - |
| Series | SAxXC866 | - | - |
| Core | XC800 | - | - |
| Data Bus Width | 8 bit | - | - |
| Maximum Clock Frequency | 26.67 MHz | - | - |
| Program Memory Size | 12 kB | - | - |
| Data RAM Size | 768 B | - | - |
| Number of I/Os | 19 I/O | - | - |
| Operating Supply Voltage | 2.5 V, 5 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Qualification | AEC-Q100 | - | - |
| Packaging | Reel | - | - |
| Height | 0.9 mm | - | - |
| Length | 9.7 mm | - | - |
| Product | MCU | - | - |
| Program Memory Type | Flash | - | - |
| Width | 4.4 mm | - | - |
| Brand | Infineon Technologies | - | - |
| Interface Type | JTAG, SPI, SSC, UART | - | - |
| Moisture Sensitive | Yes | - | - |
| Number of Timers/Counters | 3 Timer | - | - |
| Product Type | 8-bit Microcontrollers - MCU | - | - |
| Factory Pack Quantity | 3000 | - | - |
| Subcategory | Microcontrollers - MCU | - | - |
| Supply Voltage Max | 2.7 V, 5.5 V | - | - |
| Supply Voltage Min | 2.3 V, 4.5 V | - | - |
| Part # Aliases | FX8664FRABEXT SP000281799 XC8664FRABEFXUMA1 | - | - |
| Unit Weight | 0.007189 oz | - | - |