Renesas RA2 Series Engineering Manual

Renesas VUI Reference Solution VOICE-RA2L1 Engineering Manual
VOICE-RA2L1 Engineering Manual Rev.1.0 Page
5
of 14
June 2022
• 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
◼ Security and Encryption
• AES128/256
• True Random Number Generator (TRNG)
◼ System and Power Management
• Low power modes
• Switching regulator
• 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
◼ Multiple Clock Sources
● Main clock oscillator (MOSC) (1 to 20 MHz)
● Sub-clock oscillator (SOSC) (32.768 kHz)
● High-speed on-chip oscillator (HOCO) (24/32/48/64 MHz)
● 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 out support
General-Purpose I/O Ports
• 5V tolerance, open drain, input pull-up, switchable driving ability
Operating Voltage
• VCC: 1.6 to 5.5 V

Renesas RA2 Series Specifications

General

Brand	Renesas
Model	RA2 Series
Category	Motherboard
Language	English