The RX631 family of 32-bit microcontrollers features 100MHz high-speed operation and large-capacity on-chip memory. Some devices offer Image Data Capture or AES encryption security.

• 100MHz 32-bit RX core microcontroller
• Up to 2MB Flash memory
• 32KB Data Flash memory
• 32-bit multiplier/divider with multiply-accumulate
• Single-precision Floating Point maths unit
• Parallel Image Data Capture unit (Selected devices)
• AES-128/192/256 Data Encryption unit (Selected devices)
• 4-channel DMA controller
• Data Transfer Controller
• Serial Communication: SPI, I²C, USB, CAN
• 14-bit Independent Watchdog Timer
• Programmable Pulse Generator
• Real-Time Clock
• CRC Calculator
• Temperature sensor
• On-chip debug and trace
• Power supply: +2.7 to +3.6Vdc
• Low-Power Modes: Sleep, All-module clock stop, Software standby, Deep software standby