RA2E2

Features

48MHz Arm Cortex-M23
Up to 64kB Flash memory and 8kB SRAM
2kB Data Flash to store data as in EEPROM
Scalable from 16-pin to 24-pin packages
Wide operating voltage range of 1.6V to 5.5V
Best-in-class Active/Standby power consumption in Arm Cortex-M23 microcontroller
12-bit ADC, temperature sensor
16-bit general PWM timer, 32-bit low power asynchronous general-purpose timer
I³C bus interface
SCI (UART, Simple SPI, Simple I²C)
SPI interface
Safety
Security and encryption
125 °C operating temperature support
Smallest package options (16-pin WLCSP, 20 and 24-pin HWQFN)

Find Other Products in RA Arm Cortex-M MCUs

RA2E2 48MHz Arm Cortex-M23 MCUs with Ultra-Low Power Consumption

Description

The RA2E2 Group is RA Family’s entry-line single-chip microcontroller based on the 48-MHz Arm^® Cortex^®-M23 core with Renesas' innovative on-chip peripheral functions. RA2E2 Group offers ultra-low power operation and high-speed serial communication with the smallest package options of 20-pin and 24-pin QFN and 16-pin wafer-level CSP package, satisfying the needs of cost-sensitive and space-constrained applications. These RA2E2 Group microcontrollers enable extremely cost-effective designs for IoT sensor nodes, portable devices, industrial control, and any battery-operated application that requires developers to cut power consumption, cost, and space.

Parameters

Attributes	Value
Main CPU	Arm Cortex-M23
Program Memory (KB)	16, 32, 64
RAM (KB)	8
Carrier Type	Bulk (Tray), Full Carton (Tray), Full Tray (Tray), Tape & Reel
Supply Voltage (V)	1.6 - 5.5
I/O Ports	12, 16, 20
DRAM I/F	No
Temp. Range (°C)	Ta = -40 to +85, Ta = -40 to +105, Ta = -40 to +125
Operating Freq (Max) (MHz)	48
Ethernet speed	No
EtherCat (ch) (#)	0
USB FS (host ch/device ch)	( 0 / 0 )
USB HS (host ch/device ch)	( 0 / 0 )
USB SS (host ch/device ch)	( 0 / 0 )
SCI or UART (ch)	1
SPI (ch)	1
I2C (#)	0
CAN (ch)	0
CAN-FD (ch)	0
Wireless	No
SDHI (ch)	0
High Resolution Output Timer	No
PWM Output (pin#)	10, 11, 12
32-Bit Timer (ch)	0
16-Bit Timer (ch) (#)	6
Standby operable timer	Yes
Asynchronous General Purpose Timer / Interval Timer (ch)	2
16-Bit A/D Converter (ch)	0
14-Bit A/D Converter (ch)	0
12-Bit A/D Converter (ch)	4, 7, 8
24-Bit Sigma-Delta A/D Converter (ch)	0
12-Bit D/A Converter (ch)	0
8-Bit D/A Converter (ch)	0
Capacitive Touch Sensing Unit (ch)	0
Image Codec	No
Segment LCD Controller	No
Security & Encryption	Unique ID, TRNG, AES

Package Options

Pkg. Type	Pkg. Dimensions (mm)	Lead Count (#)	Pitch (mm)
HWQFN	4 x 4 x 0.8	20	0.5
HWQFN	4 x 4 x 0.8	24	0.5
QFN	4 x 4 x 0.8	20	0.5
WLCSP	2 x 2 x 0.55	16	0.4

Application Block Diagrams

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	Smart Pen