RENESAS R5F51303AGNE#20

32-MHz, 32-bit RX MCUs, 50 DMIPS, up to 512-KB flash memory, up to 36 pins capacitive touch sensing unit, up to 6 comms channels, 12-bit A/D, D/A, RTC, IEC60730 compliance, 1.8-V to 5.5-V single supply

• 32-bit RX CPU core
• Max. operating frequency: 32 MHz Capable of 50 DMIPS in operation at 32 MHz
• Accumulator handles 64-bit results (for a single instruction) from 32-bitx32-bit operations
• Multiplication and division unit handles 32-bitx32-bit operations (multiplication instructions take one CPU clock cycle)
• Fast interrupt
• CISC Harvard architecture with 5-stage pipeline
• Variable-length instructions, ultra-compact code
• On-chip debugging circuit
• Low power design and architecture
• Operation from a single 1.8-V to 5.5-V supply
• Three low power consumption modes
• Low power timer (LPT) that operates during the software standby state
• Supply current High-speed operating mode: 96 μA/MHz Supply current in software standby mode: 0.37 μA
• Recovery time from software standby mode: 4.8 μs
• On-chip flash memory for code, no wait states
• 64 K/128 K/256 K/383 K/512 Kbytes
• Operation at 32 MHz, read cycle of 31.25 ns
• No wait states for reading at full CPU speed
• Programmable at 1.8 V
• For instructions and operands
• On-chip data flash memory
• 8 Kbytes (1,000,000 program/erase cycles (typ.))
• BGO (Background Operation)
• On-chip SRAM, no wait states
• 10 K/16 K/32 K/48 Kbytes size capacities
• DTC
• Four transfer modes
• Transfer can be set for each interrupt source.
• Module operation can be initiated by event signals without using interrupts.
• Linked operation between modules is possible while the CPU is sleeping.
• Reset and supply management
• Eight types of reset, including the power-on reset (POR)
• Low voltage detection (LVD) with voltage settings
• Clock functions
• External clock input frequency: Up to 20 MHz
• Main clock oscillator frequency: 1 to 20 MHz
• Sub clock oscillator frequency: 32.768 kHz
• PLL circuit input: 4 MHz to 8 MHz
• Low-speed on-chip oscillator: 4 MHz
• High-speed on-chip oscillator: 32 MHz±1 %
• IWDT-dedicated on-chip oscillator: 15 kHz
• Generate a 32.768 kHz clock for the real-time clock
• On-chip clock frequency accuracy measurement circuit (CAC)
• Realtime clock
• Adjustment functions (30 seconds, leap year, and error)
• Calendar count mode or binary count mode selectable
• Independent watchdog timer
• 15-kHz on-chip oscillator produces a dedicated clock signal to drive IWDT operation.
• Useful functions for IEC60730 compliance
• Self-diagnostic and disconnection-detection assistance functions for the A/D converter, clock frequency accuracy measurement circuit, independent watchdog timer, RAM test assistance functions using the DOC, etc.
• MPC
• Input/output functions selectable from multiple pins
• Up to 6 communication functions
• SCI with many useful functions (up to 4 channels) Asynchronous mode (Fine adjustable baud rate: 0 to 255/255), clock synchronous mode, smart card interface mode
• I²C bus interface: Transfer at up to 400 kbps, capable of SMBus operation (one channel)
• RSPI (one channel): Transfer at up to 16 Mbps
• Remote control signal reception
• Two units integrated
• Four pattern waveform matching supported
• Up to 12 extended-function timersMPC
• 16-bit MTU: input capture, output compare, complementary PWM output, phase counting mode (six channels)
• 8-bit TMR (four channels)
• 16-bit compare-match timers (two channels)
• 12-bit A/D converter
• Capable of conversion within 1.4 μs
• 17 channels
• Sampling time can be set for each channel
• Conversion results compare features
• Self-diagnostic function and analog input disconnection detection assistance function
• Double trigger (data duplication) function for motor control
• D/A converter
• Capacitive touch sensing unit
• Self-capacitance method: A single pin configures a single key, supporting up to 36 keys
• Mutual capacitance method: Matrix configuration with 36 pins, supporting up to 324 keys
• Comparator B
• Two channels