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| PartNumber | R7FS124773A01CNB#AC0 | R7FS124773A01CNE#AC0 | R7FS124773A01CNB#AC1 |
| Description | ARM Microcontrollers - MCU SYNERGY MCU PLATFORM S124 128k 64QFN | ARM Microcontrollers - MCU SYNERGY MCU PLATFORM S124 128K 48QFN | ARM Microcontrollers - MCU SYNERGY MCU PLATFORM S124 128K 64WQFN |
| Manufacturer | Renesas Electronics | Renesas Electronics | Silicon Laboratories |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QFN-64 | QFN-48 | QFN-64 |
| Series | S124 | S124 | EFR32GG12 |
| Core | ARM Cortex M0+ | ARM Cortex M0+ | ARM Cortex M4 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 32 MHz | 32 MHz | 72 MHz |
| Program Memory Size | 128 kB | 128 kB | 512 kB |
| Data RAM Size | 16 kB | 16 kB | 192 kB |
| ADC Resolution | 14 bit | 14 bit | 12 bit |
| Number of I/Os | 51 I/O | 35 I/O | 51 I/O |
| Operating Supply Voltage | 1.6 V to 5.5 V | 1.6 V to 5.5 V | 1.8 V to 3.8 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 105 C | + 125 C |
| Packaging | Tray | Tray | - |
| Product | MCU | MCU | MCU+FPU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | Renesas Electronics | Renesas Electronics | Silicon Labs |
| Data RAM Type | SRAM | SRAM | RAM |
| Interface Type | CAN, I2C, SPI, UART, USB | CAN, I2C, SPI, UART, USB | CAN, I2C, SDIO, SPI, UART |
| Analog Supply Voltage | 5.5 V | 5.5 V | - |
| DAC Resolution | 12 bit | 12 bit | 12 bit |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 18 Channel | 14 Channel | - |
| Number of Timers/Counters | 1 x 32 bit, 6 x 16 bit | 1 x 32 bit, 4 x 16 bit | 6 Timer |
| Processor Series | S1 | S1 | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 260 | 260 | 260 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 3.8 V |
| Supply Voltage Min | 1.6 V | 1.6 V | 1.8 V |
| Tradename | Synergy | Synergy | Gemstone |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer |