Low-pin count, general-purpose MCU with built-in input capture/output compare, A/D converter, serial interface, high / low-speed on-chip oscillator, power-onreset and voltage drop detection circuits etc. Maximum oscillation frequency is 8MHz. Comes in a 24-pin package. QzROM version available.

 

Main Solutions

Key Features:

  • Basic machine-language instructions : 71
  • The minimum instruction execution time : 0.25 μs (at 8 MHz oscillationfrequency, double-speed mode)
  • Memory size
    • ROM : 2K, 4K, 6K bytes
    • RAM : 192/256 bytes
  • Programmable I/O ports
    • I/O port : 19
    • Output port : 1
  • Key-on wakeup input : 8 inputs
  • LED direct drive port : 8
  • Interrupts : 12 sources, 12 vectors
  • Timers
    • 8-bit × 2
    • 16-bit × 1
  • Output compare : 3 channel
  • Input capture : 1 channel
  • Serial interface : 8-bit × 1 (UART or clock synchronous)
  • A/D converter : 10-bit resolution × 8-channel
  • Clock generating circuit : Built-in type
    (connect to external ceramic resonator or quartz-crystal oscillator, 32 kHzquartz-crystal oscillation available)
  • High-speed on-chip oscillator : Typ. : 4MHz
  • Low-speed on-chip oscillator : Typ. : 250kHz
  • Watchdog timer : 16bit × 1
  • Power-on reset circuit. : Built-in type
  • Voltage drop detection circuit : Built-in type
  • Power source voltage
    • XIN oscillation frequency (at ceramic resonator, in double-speed mode)
      • At 8 MHz : 4.5 to 5.5 V
      • At 2 MHz : 2.4 to 5.5 V
      • At 1 MHz : 2.2 to 5.5 V
    • XIN oscillation frequency (at ceramic resonator, in high-speed mode)
      • At 8 MHz : 4.0 to 5.5 V
      • At 4 MHz : 2.4 to 5.5 V
      • At 1 MHz : 1.8 to 5.5 V
    • High-speed on-chip oscillator oscillation frequency (in double-speed mode)
      • At 4MHz : 4.0 to 5.5 V
    • Low-speed on-chip oscillator oscillation frequency (in double-speed mode)
      • At 250kHz (typ. value at VCC = 5V) : 1.8 to 5.5 V
  • Power dissipation : 30mW (Typ.)
  • Operating temperature range : -20 to 85 degrees C

 

Below you will find information to support the development of your application.

 

Resources for Software and Hardware

Title Description
My Renesas Create a My Renesas account to use our tool download services, receive e-newsletter/update notifications, and take advantage of our other services.
e-learning Information for studying and learning about microcontrollers and microprocessors.
FAQ Frequently asked questions and useful hints for development.
Forum A forum and community site to share technical information, questions and opinions with others who use Renesas products.
Video Watch videos related to this product.

 

Hardware Design Support

Title Description
Characteristics data Information on observed values. Please use this as reference data when developing your set.
Reference oscillator circuit constants Oscillator circuit constants provided for reference by Murata Manufacturing, Kyocera and Nihon Dempa Kogyo.
You can filter the sample codes and application notes that are displayed using the below filters.

Confirm below disclaimers

Input Renesas account name and password

Disclaimer:

The information contained herein has been provided by a member of Renesas Partners. This information is provided on the Renesas website provided for convenience and informational purposes only. Renesas is not responsible for the contents of this page or any changes or updates to the information posted on this page. Certain links provided herein permit you to leave this site and enter non-Renesas sites. These linked sites are not under control of Renesas. Renesas is not responsible for the contents of any linked site or any changes or updates to such sites. These links are provided for convenience and informational purposes only. The inclusion of any link does not imply endorsement by Renesas of any linked site.

Renesas's Publication of information regarding third-party products or services does not constitute an endorsement regarding the suitability of such products or services or a warranty, representation or endorsement of such products or services either alone or in combination with any of Renesas's product or service.