| Part Numbers | Manufacturer Name | Datasheet | Core Processor | Core Size | Speed | Connectivity | RAM Size | Number of I/O | Program Memory Size | Program Memory Type | EEPROM Size | Voltage - Supply (Vcc/Vdd) | Data Converters | Oscillator Type | Operating Temperature | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| R5F21237DFP#U0 | RENESAS ELECTRONICS CORP | R8C | 16-Bit | 20MHz | CAN, I²C, LIN, SIO, SSU, UART/USART | 41 | 48KB (48K x 8) | FLASH | - | 2.5K x 8 | 2.7 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 48-LQFP | |
| R5F21226JFP#U1 | RENESAS ELECTRONICS CORP | R8C | 16-Bit | 20MHz | CAN, I²C, LIN, SIO, SSU, UART/USART | 41 | 32KB (32K x 8) | FLASH | - | 2K x 8 | 2.7 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 48-LQFP | |
| R5F21238JFP#U1 | RENESAS ELECTRONICS CORP | R8C | 16-Bit | 20MHz | CAN, I²C, LIN, SIO, SSU, UART/USART | 41 | 64KB (64K x 8) | FLASH | - | 3K x 8 | 2.7 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 48-LQFP | |
| R5F2123CKFP#U0 | RENESAS ELECTRONICS CORP | R8C | 16-Bit | 16MHz | CAN, I²C, LIN, SIO, SSU, UART/USART | 41 | 128KB (128K x 8) | FLASH | - | 6K x 8 | 2.7 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 125°C | 48-LQFP | |
| R5F21236DFP#U0 | RENESAS ELECTRONICS CORP | R8C | 16-Bit | 20MHz | CAN, I²C, LIN, SIO, SSU, UART/USART | 41 | 32KB (32K x 8) | FLASH | - | 2K x 8 | 2.7 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 48-LQFP | |
| R5F21236JFP#U1 | RENESAS ELECTRONICS CORP | R8C | 16-Bit | 20MHz | CAN, I²C, LIN, SIO, SSU, UART/USART | 41 | 32KB (32K x 8) | FLASH | - | 2K x 8 | 2.7 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 48-LQFP | |
| R5F2122CJFP#U0 | RENESAS ELECTRONICS CORP | R8C | 16-Bit | 20MHz | CAN, I²C, LIN, SIO, SSU, UART/USART | 41 | 128KB (128K x 8) | FLASH | - | 6K x 8 | 2.7 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 48-LQFP | |
| R5F2123AJFP#U0 | RENESAS ELECTRONICS CORP | R8C | 16-Bit | 20MHz | CAN, I²C, LIN, SIO, SSU, UART/USART | 41 | 96KB (96K x 8) | FLASH | - | 5K x 8 | 2.7 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 48-LQFP | |
| R5F21238KFP#U1 | RENESAS ELECTRONICS CORP | R8C | 16-Bit | 16MHz | CAN, I²C, LIN, SIO, SSU, UART/USART | 41 | 64KB (64K x 8) | FLASH | - | 3K x 8 | 2.7 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 125°C | 48-LQFP | |
| R5F2123AKFP#U0 | RENESAS ELECTRONICS CORP | R8C | 16-Bit | 16MHz | CAN, I²C, LIN, SIO, SSU, UART/USART | 41 | 96KB (96K x 8) | FLASH | - | 5K x 8 | 2.7 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 125°C | 48-LQFP |
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