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The following page content corresponds to the products marketed in Japan.
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Product Spec

Basic Information
Product Status Mass Production
Family R8C
Series R8C/1x
Group R8C/1A

Program memory 8 KB Flash memory
RAM 0.5 KB

CPU (Bit, Clock, DMA, External Bus etc)
CPU R8C (16-bit)
Max. Frequency 20 MHz
On-chip Oscillator Freq. 8 MHz, Low Speed Oscillator 125 kHz
Power-On Reset YES
Low Voltage Detection YES
External Interrupt Pins 7
I/O Ports 13

8-bit Timers 2 ch
16-bit Timers 1 ch
Watchdog Timers 1 ch
PWM Output 1

A/D Converters 10-bit x 4 ch

CSIs 2 ch
UARTs 2 ch
I2Cs 1 ch

Operating Conditions
Operating Voltage 2.7 to 5.5 V
Operating Temperature -20 to 85 ℃ (Ambient Temperature)

Order Information

Orderable Part No. Production Status Packing Terminal material
EU RoHS RoHS-pdf
R5F211A2NP#U0 Mass Production Tray Ni/Pd/Au Compliant English
R5F211A2NP#W4 Non-promotion Tape & Reel Ni/Pd/Au Compliant English


Pins 28
Pin pitch 0.5 mm
Package Type HWQFN
Body Size 5x5 mm2
Package drawing pwqn0028ka_b
Mount pad drawing fig0012e
Mounting height 0.8 mm
Mass 0.05 g
Renesas code PWQN0028KA-B (old: 28PJW-B)
JEITA code P-HWQFN28-5x5-0.50

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