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| Part Number | R5F21264SDFP#X6 | R5F21264SNFP#X6 | R5F21264SYFP#X6 | R5F21265SDFP#X6 | R5F21266SDFP#X6 | R5F21274SDFP#X6 | R5F21244SDFP#X6 | R5F21254SDFP#X6 | R5F21262SDFP#X6 |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc |
| Product Status | Active | Not For New Designs | Obsolete | Active | Active | Active | Not For New Designs | Active | Active |
| Core Processor | R8C | R8C | R8C | R8C | R8C | R8C | R8C | R8C | R8C |
| Core Size | 16-Bit | 16-Bit | 16-Bit | 16-Bit | 16-Bit | 16-Bit | 16-Bit | 16-Bit | 16-Bit |
| Speed | 20MHz | 20MHz | 20MHz | 20MHz | 20MHz | 20MHz | 20MHz | 20MHz | 20MHz |
| Connectivity | I²C, LINbus, SIO, SSU, UART/USART | I²C, LINbus, SIO, SSU, UART/USART | I²C, LINbus, SIO, SSU, UART/USART | I²C, LINbus, SIO, SSU, UART/USART | I²C, LINbus, SIO, SSU, UART/USART | I²C, LINbus, SIO, SSU, UART/USART | I²C, LINbus, SIO, SSU, UART/USART | I²C, LINbus, SIO, SSU, UART/USART | I²C, LINbus, SIO, SSU, UART/USART |
| Peripherals | LED, POR, Voltage Detect, WDT | LED, POR, Voltage Detect, WDT | LED, POR, Voltage Detect, WDT | LED, POR, Voltage Detect, WDT | LED, POR, Voltage Detect, WDT | LED, POR, Voltage Detect, WDT | POR, Voltage Detect, WDT | POR, Voltage Detect, WDT | LED, POR, Voltage Detect, WDT |
| Number of I/O | 25 | 25 | 25 | 25 | 25 | 25 | 41 | 41 | 25 |
| Program Memory Size | 16KB (16K x 8) | 16KB (16K x 8) | 16KB (16K x 8) | 24KB (24K x 8) | 32KB (32K x 8) | 16KB (16K x 8) | 16KB (16K x 8) | 16KB (16K x 8) | 8KB (8K x 8) |
| Program Memory Type | Flash | Flash | Flash | Flash | Flash | Flash | Flash | Flash | Flash |
| EEPROM Size | - | - | - | - | - | 2K x 8 | - | - | - |
| RAM Size | 1K x 8 | 1K x 8 | 1K x 8 | 1.5K x 8 | 1.5K x 8 | 1K x 8 | 1K x 8 | 1K x 8 | 512 x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.2V ~ 5.5V | 2.2V ~ 5.5V | 2.2V ~ 5.5V | 2.2V ~ 5.5V | 2.2V ~ 5.5V | 2.2V ~ 5.5V | 2.2V ~ 5.5V | 2.2V ~ 5.5V | 2.2V ~ 5.5V |
| Data Converters | A/D 12x10b | A/D 12x10b | A/D 12x10b | A/D 12x10b | A/D 12x10b | A/D 12x10b | A/D 12x10b | A/D 12x10b | A/D 12x10b |
| Oscillator Type | Internal | Internal | Internal | Internal | Internal | Internal | Internal | Internal | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) | -20°C ~ 85°C (TA) | -20°C ~ 105°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 32-LQFP | 32-LQFP | 32-LQFP | 32-LQFP | 32-LQFP | 32-LQFP | 52-LQFP | 52-LQFP | 32-LQFP |
| Supplier Device Package | 32-LQFP (7x7) | 32-LQFP (7x7) | 32-LQFP (7x7) | 32-LQFP (7x7) | 32-LQFP (7x7) | 32-LQFP (7x7) | 52-LQFP (10x10) | 52-LQFP (10x10) | 32-LQFP (7x7) |
