| EU RoHS | Compliant |
| ECCN (US) | EAR99 |
| Part Status | Unconfirmed |
| HTS | 8542.31.00.25 |
| Automotive | Unknown |
| PPAP | Unknown |
| Family Name | FR |
| Instruction Set Architecture | RISC |
| Device Core | FR81S |
| Maximum CPU Frequency (MHz) | 80 |
| Maximum Clock Rate (MHz) | 80 |
| Data Bus Width (bit) | 32 |
| Program Memory Type | Flash |
| Program Memory Size | 1MB |
| RAM Size | 136KB |
| Data Memory Size | 64KB |
| Programmability | Yes |
| Interface Type | CAN/I2C/SPI/UART |
| Number of I/Os | 152 |
| No. of Timers | 4 |
| PWM | 4 |
| Number of ADCs | Dual |
| ADC Channels | 16/32 |
| ADC Resolution (bit) | 12/12 |
| Number of DACs | Single |
| DAC Channels | 2 |
| DAC Resolution (bit) | 8 |
| USART | 0 |
| UART | 1 |
| USB | 0 |
| SPI | 1 |
| I2C | 1 |
| I2S | 0 |
| CAN | 3 |
| Ethernet | 0 |
| Watchdog | 2 |
| Parallel Master Port | No |
| Real Time Clock | Yes |
| Special Features | CAN Controller |
| Minimum Operating Supply Voltage (V) | 2.7 |
| Typical Operating Supply Voltage (V) | 2.5|3.3|5 |
| Maximum Operating Supply Voltage (V) | 5.5 |
| Minimum Operating Temperature (°C) | -40 |
| Maximum Operating Temperature (°C) | 125 |
| Mounting | Surface Mount |
| Package Height | 1.4 |
| Package Width | 24 |
| Package Length | 24 |
| PCB changed | 176 |
| Standard Package Name | QFP |
| Supplier Package | LQFP |
| Pin Count | 176 |
