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Renesas Electronics Components Datasheet

RA2A1 Datasheet

32-Bit MCU

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Cover
Renesas RA2A1 Group
32
32-Bit MCU
Renesas Advanced (RA) Family
Renesas RA2 Series
Datasheet
All information contained in these materials, including products and product specifications,
represents information on the product at the time of publication and is subject to change by
Renesas Electronics Corp. without notice. Please review the latest information published by
Renesas Electronics Corp. through various means, including the Renesas Electronics Corp.
website (http://www.renesas.com).
www.renesas.com
Rev.1.10 Mar 2020


Renesas Electronics Components Datasheet

RA2A1 Datasheet

32-Bit MCU

No Preview Available !

Features
RA2A1 Group
Datasheet
Ultra-low power 48-MHz Arm® Cortex®-M23 core, up to 256-KB code flash memory, 32-KB SRAM, Capacitive Touch
Sensing Unit, 16-bit A/D Converter, 24-bit sigma-delta A/D Converter, 12-bit D/A Converter, 8-bit D/A Converter,
Operational Amplifier, security and safety features.
Features
Arm Cortex-M23 Core
Armv8-M architecture
Maximum operating frequency: 48 MHz
Arm Memory Protection Unit (Arm MPU) with 8 regions
Debug and Trace: DWT, FPB, and CoreSight™ MTB-M23
CoreSight Debug Port: SW-DP
Memory
Up to 256-KB code flash memory
8-KB data flash memory (100,000 program/erase (P/E) cycles)
Up to 32-KB SRAM
Flash Cache (FCACHE)
Memory Protection Unit (MPU)
Memory Mirror Function (MMF)
128-bit unique ID
Connectivity
USB 2.0 Full-Speed (USBFS) module
- On-chip transceiver with voltage regulator
- Compliant with USB Battery Charging Specification 1.2
Serial Communications Interface (SCI) × 3
- UART
- Simple IIC
- Simple SPI
Serial Peripheral Interface (SPI) × 2
I2C bus interface (IIC) × 2
Controller Area Network (CAN) module
Analog
16-bit A/D Converter (ADC16)
- 1.2 Msps
- Differential input mode
- Single-ended input mode
24-bit Sigma-Delta A/D Converter (SDADC24)
- 15.6 ksps
- Differential input mode
- Single-ended input mode
12-bit D/A Converter (DAC12)
8-bit D/A Converter (DAC8) × 2
High-Speed Analog Comparator (ACMPHS)
Low-Power Analog Comparator (ACMPLP) × 2
Operational Amplifier (OPAMP) × 3
Temperature Sensor (TSN)
Timers
General PWM Timer 32-bit (GPT32)
General PWM Timer 16-bit (GPT16) × 6
Asynchronous General-Purpose Timer (AGT) × 2
Watchdog Timer (WDT)
Safety
Error Correction Code (ECC) in SRAM
SRAM parity error check
Flash area protection
ADC self-diagnosis function
Clock Frequency Accuracy Measurement Circuit (CAC)
Cyclic Redundancy Check (CRC) calculator
Data Operation Circuit (DOC)
Port Output Enable for GPT (POEG)
Independent Watchdog Timer (IWDT)
GPIO readback level detection
Register write protection
Main oscillator stop detection
Illegal memory access
System and Power Management
Low power modes
Realtime Clock (RTC)
Event Link Controller (ELC)
Data Transfer Controller (DTC)
Key Interrupt Function (KINT)
Power-on reset
Low Voltage Detection (LVD) with voltage settings
Security and Encryption
AES128/256
True Random Number Generator (TRNG)
Human Machine Interface (HMI)
Capacitive Touch Sensing Unit (CTSU)
Multiple Clock Sources
Main clock oscillator (MOSC)
(1 to 20 MHz when VCC = 2.4 to 5.5 V)
(1 to 8 MHz when VCC = 1.8 to 5.5 V)
(1 to 4 MHz when VCC = 1.6 to 5.5 V)
Sub-clock oscillator (SOSC) (32.768 kHz)
High-speed on-chip oscillator (HOCO)
(24, 32, 48, 64 MHz when VCC = 2.4 to 5.5 V)
(24, 32, 48 MHz when VCC = 1.8 to 5.5 V)
(24, 32 MHz when VCC = 1.6 to 5.5 V)
Middle-speed on-chip oscillator (MOCO) (8 MHz)
Low-speed on-chip oscillator (LOCO) (32.768 kHz)
IWDT-dedicated on-chip oscillator (15 kHz)
Clock trim function for HOCO/MOCO/LOCO
Clock out support
General Purpose I/O Ports
Up to 49 input/output pins
- Up to 3 CMOS input
- Up to 46 CMOS input/output
- Up to 9 input/output 5 V tolerant
- Up to 3 high current (20 mA)
Operating Voltage
VCC: 1.6 to 5.5 V
Operating Temperature and Packages
Ta = -40°C to +85°C
- 36-pin BGA (5 mm × 5 mm, 0.8 mm pitch)
Ta = -40°C to +105°C
- 64-pin LQFP (10 mm × 10 mm, 0.5 mm pitch)
- 32-pin LQFP (7 mm × 7 mm, 0.8 mm pitch)
- 48-pin QFN (7 mm × 7 mm, 0.5 mm pitch)
- 40-pin QFN (6 mm × 6 mm, 0.5 mm pitch)
R01DS0354EJ0110 Rev.1.10
Mar 16, 2020
Page 2 of 100


Part Number RA2A1
Description 32-Bit MCU
Maker Renesas
Total Page 3 Pages
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