What's New


The extensive 78K series lineup provides the ideal product for almost any application. For a compact, low-power MCU, choose one of the products in the 8-bit 78K0 and 78K0S series, and for a controller that offers the performance of a 32-bit MCU but consumes the power of an 8-bit one, look no further than the 16-bit 78K0R.

Wide selection
- A wide range of products with different pin counts and ROM sizes are available, letting you select the product that best suits your application needs.
Low cost
- Total system costs can be reduced because 78K MCUs include many on-chip peripherals such as a voltage detector, oscillator, flash memory, and reset circuit.
Rich development environment
- The simple and convenient 78K development environment includes the new CubeSuite+ integrated development environment that, in addition to compiling and debugging programs, can be used to manage pin placement, generate code for microcontroller peripherals, and speed up building. When used together with E1 and MINICUBE2, our on-chip debugging emulators with flash memory programming capability, CubeSuite+ becomes a powerful tool for speeding up your system development.
Low power
- 78K0R products consume less current than 16-bit MCUs from other companies at the same operating frequency, helping you realize a low-energy system. 78K0 and 78K0S products consume about one-third the power of our previous 8-bit mask ROM MCUs.
Highly reliable
- Applying the technologies Renesas Electronics has accumulated in developing flash MCUs for automotive applications, 78K MCUs have a proven record in over one thousand applications. 78K products also provide comprehensive on-chip software protection features, delivering an even higher level of reliability.
High performing and highly functional
- The 78K0R uses 3-stage pipeline processing to enable most instructions to be executed in a single clock cycle. Features such as an on-chip multiplier/divider and the interlocking of multiple timer channels also let you carry out complex timer operations.
Lineup:
78K0/Dx
The 78K0/Dx has an 8-bit 78K0 CPU core, up to 160 segment LCD controller/driver, stepper motor drivers, and automotive network such as CAN and is suited for automotive dashboard applications.
78K0/Fx
The 78K0/Fx has an 8-bit 78K0 CPU core and automotive network such as LIN interface and is suited for automotive body applications.
78K0/Ix
The 78K0/Ix has an 8-bit 78K0 CPU core and various PWMs, and is suited for lighting control applications and power control applications.
78K0/Kx
The 78K0/Kx has an 8-bit 78K0 CPU core, timers, A/D converters, serial interfaces, and various peripherals such as comparators (78K0/Kx2-A) or HDMI-CEC (78K0/Kx2-C) and is suited for general purpose applications.
78K0/Lx
The 78K0/Lx has an 8-bit 78K0 core and up to 288 segment LCD controller/driver and is suited for various applications using LCD display.
78K0R/Fx
The 78K0R/Fx has a 16-bit low power 78K0R CPU core and automotive network such as CAN and LIN interfaces and is suited for automotive body applications.
78K0R/Hx
The 78K0R/Hx has a 16-bit low power 78K0R CPU core, multichannel A/D converter, and CAN interface and is suited for applications ranging from general purpose to complex industrial control applications.
78K0R/Ix
The 78K0R/Ix has a 16-bit low power 78K0R CPU core and motor control timers and is suited for inverter/motor control applications.
78K0R/Kx
The 78K0R/Kx has a 16-bit low power 78K0R CPU core, timers, A/D converters, and serial interfaces and is suited for general purpose applications.
78K0R/Kx3 | 78K0R/Kx3-A | 78K0R/Kx3-C | 78K0R/Kx3-L | 78K0R/Kx3-L (USB)
78K0R/Lx
The 78K0R/Lx has a 16-bit low power 78K0R core and up to 400 segment LCD controller/driver and is suited for various applications using LCD display.
78K0S/Kx
The 78K0S/Kx has an 8-bit 78K0S CPU core, timers, serial interfaces, and a low pin count (10-pin to 32-pin) lineup suited for general purpose applications.
UPD179F1xx
The UPD179F1xx has an 8-bit 78K0 CPU core, timers, and serial interfaces, and is suited for preset remote controllers.
UPD78F07xx
The UPD78F07xx has a 78K0 CPU core, timers, A/D converters, serial interfaces, and motor control timers (UPD78F071x) or USB interface (UPD78F073x) and is suited for industrial and office equipment applications.
UPD78F80xx
The UPD78F80xx is based on a 16/8-bit 78K CPU core and supports various functions such as LED lighting control (UPD78F8025) and I/O link (UPD78F8043) and RF remote control (UPD78F8058).
UPD7800xx
The UPD7800xx has an 8-bit 78K0 CPU core, mask ROM/flash memory, timers, A/D converters, and serial interfaces and is suited for general purpose applications.
UPD78002xA | UPD78003xA | UPD78003xAS | UPD78005x | UPD78006x | UPD78007x
UPD7803xx
The UPD7803xx has an 8-bit 78K0 CPU core, mask ROM/flash memory, and up to 160 segment LCD controller/driver and is suited for LCD remote control application.
UPD78030x | UPD78031x | UPD78032x | UPD78033x | UPD78034x | UPD78035x
UPD7809xx
The UPD7809xx has an 8-bit 78K0 CPU core, and mask ROM/flash memory and is suited for specific applications such as utility meters and inverter/motor control applications.
UPD7890xx/7891xx
The UPD7890xx/7891xx has an 8-bit 78K0S CPU core, mask ROM/flash memory, and timers, and is suited for general purpose.
UPD78901x | UPD78902x | UPD78904x | UPD78905x | UPD78906x | UPD78907x | UPD78908x | UPD78910xA | UPD78911xA | UPD78913xA | UPD78916x | UPD78917x
UPD7893xx/7894xx
The UPD7803xx/7894xx has an 8-bit 78K0S CPU core, mask ROM/flash memory, and up to 112 segment LCD controller/driver and is suited for LCD control applications.
UPD78930x | UPD78931x | UPD78932x | UPD78940xA | UPD78941xA | UPD78942x | UPD78943x | UPD78944x | UPD78945x | UPD78946x | UPD78947x | UPD78948x
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