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| PartNumber | DF2643FC25V | DF2646RFC20JV | DF2646RFC20J |
| Description | 16-bit Microcontrollers - MCU MCU 3V 256K Pb-free 144-QFP | 16-bit Microcontrollers - MCU H8S/2646F FL 256K 144pin 5V -40#85DC | |
| Manufacturer | Renesas Electronics | Renesas Electronics | - |
| Product Category | 16-bit Microcontrollers - MCU | 16-bit Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | FQFP-144 | - | - |
| Core | H8S/2600 | - | - |
| Data Bus Width | 16 bit | - | - |
| Maximum Clock Frequency | 25 MHz | - | - |
| Program Memory Size | 256 kB | - | - |
| Data RAM Size | 16 kB | - | - |
| ADC Resolution | 10 bit | - | - |
| Operating Supply Voltage | 3 V to 3.6 V | - | - |
| Minimum Operating Temperature | - 20 C | - | - |
| Maximum Operating Temperature | + 75 C | - | - |
| Series | RL78 | RL78 | - |
| Packaging | Tray | Tray | - |
| Product | MCU | - | - |
| Program Memory Type | Flash | - | - |
| Brand | Renesas Electronics | Renesas Electronics | - |
| Data RAM Type | RAM | - | - |
| Interface Type | I2C | - | - |
| Analog Supply Voltage | 5.5 V | - | - |
| DAC Resolution | 8 bit | - | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 16 Channel | - | - |
| Number of Timers/Counters | 4 x 8 bit, 6 x 16 bit | - | - |
| Processor Series | H8S/2600 | - | - |
| Product Type | 16-bit Microcontrollers - MCU | 16-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 3.6 V | - | - |
| Supply Voltage Min | 3 V | - | - |
| Watchdog Timers | Watchdog Timer | - | - |