Renesas RX110 series, 32-Bit Single-Core MCU, RX core at 32 MHz, 64 KB (64K x 8) FLASH, 10K x 8 RAM, 28 I/O, I²C/SCI/SPI, 10-ch 12-bit ADC, -40°C to 85°C, 40-WFQFN Exposed Pad (40-HWQFN 6x6), Tray.
| Parameter / Attribute | Specification / Value |
|---|---|
| Series | RX110 |
| Mounting | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 1.8V ~ 3.6V |
| Operating temperature | -40°C ~ 85°C (TA) |
| Speed | 32MHz |
| Package | Tray |
| RAM size | 10K x 8 |
| Core size | 32-Bit Single-Core |
| Peripherals | DMA, LVD, POR, PWM, WDT |
| Connectivity | I²C, SCI, SPI |
| Number of i (O) | 28 |
| Core processor | RX |
| Case | 40-WFQFN Exposed Pad |
| Data converters | A/D 10x12b |
| Program memory size | 64KB (64K x 8) |
Sibling variants, package options, and speed/density grades in this Renesas Electronics semiconductor series. Active Shenzhen warehouse allocation and rapid 24-48h dispatch.
The R5F51103ADNF#20 is a 32-bit RX110 MCU running at 32 MHz, with 64 KB of on-chip flash and 10 KB of SRAM — enough headroom for a modest sensor-fusion or motor-control loop without external memory. It packs 28 general-purpose I/O, a 10-channel 12-bit ADC, and serial interfaces (I²C, SCI, SPI) in a compact 40-HWQFN (6x6 mm) package.
Yes. The connectivity block includes I²C, SCI (serial communications interface), and SPI. The 28 I/O pins let you map these alongside the 10-channel ADC and PWM outputs without running out of pins.