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78K0R/Kx3-A

78K0R/Kx3-A microcontrollers are 16-bit single-chip microcontrollers with a 78K0R CPU core and built-in ROM and RAM, A/D converter, D/A converter, operational amplifier, multifunctional serial interface, multifunctional timer, real-time counter, watchdog timer, and other peripheral functions.

 

Key Features:

  • Operating voltage: VDD = 1.8 to 5.5 V
  • Max. frequency 20 MHz
  • ROM capacities 64 KB to 128 KB flash memory
  • RAM capacities 4 KB to 7 KB
  • 64 pins plastic FPBGA package
  • Minimum instruction execution time can be changed from high speed (0.05 μs: @ 20 MHz operation with highspeed system clock) to ultra low-speed (61 μs: @ 32.768 kHz operation with subsystem clock)
  • General-purpose register: 8 bits x 32 registers (8 bits x 8 registers x 4 banks)
  • On-chip internal high-speed oscillation clock
    • 20 MHz internal high-speed s oscillation clock: 20 MHz ± 2.4 %
    • 8 MHz internal high-speed s oscillation clock: 8 MHz ± 2 % (when 1.8 V μ VDD < 2.7 V)
    • 1 MHz internal high-speed s oscillation clock: 1 MHz ± 13 %

 

  • On-chip single-power-supply flash memory (with prohibition of chip erase/block erase/writing function)
  • Self-programming (with boot swap function/flash shield window function)
  • On-chip debug function
  • On-chip power-on-clear (POC) circuit and low-voltage detector (LVI)
  • On-chip watchdog timer (operable with the on-chip internal low-speed oscillation clock)
  • On-chip multiplier/divider (16 bits x 16 bits, 32 bits &devide; 32 bits)
  • On-chip clock output/buzzer output controller (output: 2)
  • On-chip BCD adjustment
  • I/O ports: 53 (N-ch open drain: 2)
  • Timer
    • 16-bit timer: 12 channels (input: 8, output: 8)
    • Watchdog timer: 1 channel
    • Real-time counter: 1 channel (output: 2)

 

  • Serial interface
    • CSI: 1 channel/UART: 1 channel
    • CSI: 1 channel/UART: 1 channel/simplified I2C: 1 channel
    • CSI: 1 channel/UART: 1 channel/simplified I2C: 1 channel
    • UART (LIN-bus supported): 1 channel
    • Multimaster I2C: 1 channel

 

  • 12-bit resolution A/D converter: 12 channels
  • 12-bit resolution D/A converter: 2 channels
  • Operational amplifier: 3 channels
  • On-chip voltage reference (2.0 V/2.5 V)
  • DMA controller: 2 channels
  • Operating ambient temperature: TA = -40 to +85°C

 

Pin Count / Memory Size Lineup:

78K0R/Kx3-A-Pin Count/Memory Size

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.

 

Software Design Support

Title Description
CS+ An integrated development environment that can be used for coding, assembling/compiling, and simulation. (Also included with Renesas Starter Kits.)
E1 A standard Renesas on-chip debugging emulator that enables users to carry out ample debugging for real development at low cost. (Also included with starter kits.)

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