R5F5631MDDFL#V0

100-MHz 32-bit RX MCU, on-chip FPU, 165 DMIPS, up to 2-MB flash memory, various communications interfaces including Ethernet MAC, full-speed USB 2.0 host/function/OTG interface, CAN, 10- & 12-bit A/D converters, RTC

Key features

• RX63N Group products incorporate an Ethernet controller while RX631 Group products do not.
• Max. operating frequency: 100 MHz
• Capable of 165 DMIPS in operation at 100 MHz
• Single precision 32-bit IEEE-754 floating point
• Two types of multiply-and-accumulation unit (between memories and between registers)
• 32-bit multiplier (fastest instruction execution takes one CPU clock cycle)
• Divider (fastest instruction execution takes two CPU clock cycles)
• Fast interrupt
• CISC Harvard architecture with 5-stage pipeline
• Variable-length instructions: Ultra-compact code
• Supports the memory protection unit (MPU)
• JTAG and FINE (two-line) debugging interfaces
• Operation from a single 2.7- to 3.6-V supply
• Low power consumption: A product that supports all peripheral functions draws only 500 μA/MHz.
• RTC is capable of operation from a dedicated power supply (min. operating voltage: 2.3 V).
• Four low-power modes
• Supports ROM-less versions and versions with up to 2 Mbytes of ROM (ROMless/256 Kbytes/384 Kbytes/512 Kbytes: RX631 Group only)
• 100-MHz operation, 10-ns read cycle (no wait states)
• 768-Kbyte to 2-Mbyte capacities
• User code is programmable by on-board or off-board programming
• ROM-less or 32 Kbytes of ROM (reprogrammable up to 100,000 times)
• Programming/erasing as background operations (BGOs)
• 64 Kbytes/128 Kbytes/192 Kbytes/256 Kbytes of SRAM
• For instructions and operands
• Can provide backup on deep software standby
• DMAC: Four channels
• DTC
• EXDMAC: Two channels
• Dedicated DMAC for the Ethernet controller: Single channel
• Power-on reset (POR)
• Low voltage detection (LVD) with voltage settings
• External crystal oscillator or internal PLL for operation at 4 to 16 MHz
• Internal 125-kHz LOCO and 50-MHz HOCO
• 125-kHz clocks for the IWDT
• Adjustment functions (30 seconds, leap year, and error)
• Time capture function (for capturing times in response to event-signal input on external pins)
• Ethernet MAC (1) (not in RX631 Group products)
• Host/function or OTG controller (1) and function controller (1) with fullspeed USB 2.0 transfer
• CAN (compliant with ISO11898-1), incorporating 32 mailboxes (up to 3 modules)
• SCI with multiple functionalities (up to 13)
• Choose from among asynchronous mode, clock-synchronous mode, smartcard interface mode, simplified SPI, simplified I2C, and extended serial mode. I2C bus interface for transfer at up to 1 Mbps (up to 4)
• RSPI for high-speed transfer (up to 3)
• Parallel data capture unit (PDC) (1) (available for 512 Kbytes/384 Kbytes/ 256 Kbytes flash memory with 177-pin, 176-pin, 145-pin, and 144-pin)
• Buses for high-speed data transfer (max. operating frequency of 50 MHz)
• 8 CS areas (8×16 Mbytes)
• Multiplexed bus or separate bus are selectable per area.
• 8-, 16-, or 32-bit bus space is selectable per area
• Independent SDRAM area (128 Mbytes)
• 16-bit MTU2: input capture, output compare, PWM waveform output, phase-counting mode (6 channels)
• 16-bit TPU: input capture, output compare, phase-counting mode (12 channels)
• 8-bit TMR (4 channels)
• 16-bit compare-match timers (4 channels)
• Up to 21×12-bit channels, and incorporating 1 sample-and-hold circuit Up to 8×10-bit channels, and incorporating 1 sample-and-hold circuit
• Addition of results of A/D conversion (in the 12-bit converter)
• Self diagnosis (for the 10-bit converter)
• 10-bit D/A converter: 2 channels
• Temperature sensor for measuring temperature within the chip
• AES encryption and decryption functions
• 128/192/256-bit key length
• ECB/CBC mode
• 16-byte ID code is provided for each chip (only for the G version)