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UPD78003xAS

The UPD78003xAS microcontroller is 8-bit microcontroler for general purpose.

 

Key Features:

  • Operating voltage: VDD = 1.8 to 5.5 V
  • ROM capacities: 8 KB to 32 KB mask ROM and 32 KB flash memory
  • RAM capacities: 512 bytes to 1 KB
  • 52-pin plastic LQFP package
  • External memory expansion space: 64 KB
  • Minimum instruction execution time changeable from high speed (expanded-specification product (0.166 µs: @12 MHz operation with main system clock), conventional product (122 µs: @ 8.38 MHz operation with main system
    clock)) to ultra-low speed (122 µs: @ 32.768 kHz operation with subsystem clock)
  • Instruction set suited to system control
  • Bit manipulation possible in all address spaces
  • Multiply and divide instructions
  • I/O ports: 39
  • 10-bit resolution A/D converter: 4 channels (µPD780034AS microcontrollers only)
  • Serial interface: 3 channels
    • 3-wire serial I/O mode: 2 channels
    • UART mode: 1 channel

 

  • Timer: 5 channels
    • 16-bit timer/event counter: 1 channel
    • 8-bit timer/event counter: 2 channels
    • Watch timer: 1 channel
    • Watchdog timer: 1 channel

 

  • Vectored interrupt sources: 20
  • 2 types of on-chip clock oscillators (main system clock and subsystem clock)

 

Pin Count / Memory Size Lineup:

Below you will find information to support the development of your application.
You can find an explanation of orderable part numbers here.

 

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.

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