Renesas RA2E1

The RA2E1 group is an entry-level single-chip microcontroller based on the 48-MHz Arm^® Cortex^®-M23 core and up to 128-KB code flash and 16-KB SRAM memory. The RA2E1 group supports a wide operating voltage range of 1.6 to 5.5 V and a large selection of packages such as LQFP, QFN, LGA, BGA, and WLCSP. The RA2E1 provides pin and peripheral compatibility with RA2L1 is ideal for battery-operated applications and other systems requiring high performance and low-energy consumption in space-constrained applications.

Key features

• Optimized peripheral functions for cost-sensitive applications
• The versatility and low power make it applicable in a wide range of applications
• The small size packages enable designers to use it in space-constrained designs
• Upgrade path with hardware and software scalability

Additional features

• 48 MHz Arm^® Cortex^®-M23
• Up to 128KB Flash Memory and 16kB SRAM
• 4-KB data flash memory (100,000 program/erase (P/E) cycles)
• 32-bit & 16-bit general-purpose timers
• Low power asynchronous general-purpose timer
• 12-bit A/D converter
• Low-power analog comparator
• Temperature sensor
• Enhanced capacitive touch sensing unit
• Serial communications interface (UART, Simple SPI, Simple I²C)
• SPI/I²C Multimaster interface
• HW AES/TRNG & Unique ID
• HW safety features for IEC/UL60730 certification
• High current drive & 5V tolerant IO ports
• ±1% High Accurate Hign speed on-chip oscillator
• Wide voltage range: 1.6...5.5 V
• Flexible power architecture with Fast wake up
• Best-in-class HAL driver code
• Support Arm ecosystem and Renesas original development tool
• wide package options (LQFP, QFN, LGA, BGA, and WLCSP)
• Ta = -40 to +105 °C support

Applications

• System control for HA
• Power management for Battery applications
• User interface for Medical/Health care devices
• Sensor management for Detectors