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Overview

This series features a wide package lineup of 20 to 80 pins, a maximum operating frequency of 20 MHz, and supports operating voltages from 2.2 to 5.5 V. It supports a wide range of system scales from small to medium, and includes models with built-in motor control timers for supporting advanced "system control + motor control" systems. Standard on-chip peripherals include 8-bit Multifunction Timers, 16-bit Timers, UART/Clock Synchronous Serial Interface, Voltage Detection Circuit, Power-On Reset Circuit, High/Low-speed On-chip Oscillator, Watchdog Timer, etc.

Key Applications

Electronic household appliances, office equipment, audio equipment, consumer products, motor control, power control, electric power meter, automotive, etc.

R8C/28 Group R8C/29 Group R8C/26 Group R8C/27 Group R8C/22 Group R8C/23 Group R8C/24 Group R8C/25 Group R8C/2J Group R8C/2H Group R8C/2G Group R8C/2E Group R8C/2F Group R8C/2K Group R8C/2L Group R8C/2A Group R8C/2B Group R8C/2C Group R8C/2D Group

R8C/28 Group R8C/29 Group R8C/26 Group R8C/27 Group R8C/20 Group R8C/21 Group R8C/22 Group R8C/23 Group

 

Product Lineup:

Documents Tools Operating
Voltage
(V)		 Max.
Frequency
(MHz)		 Program
Memory
(KB)		 Data
Flash
(KB)		 RAM
(KB)		 Pins
R8C/20
UART, I2C-bus Interface (IIC)/Chip-select Clock Synchronous SerialInterface, 10-bit A/D Converter, and Oscillation Stop Detection Function areadded to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 48-pin package is available.
Development
Environment 		2.7 - 5.5 20 32 - 128 0 2 - 6 48
R8C/21
UART, I2C-bus Interface (IIC)/Chip-select Clock Synchronous SerialInterface, 10-bit A/D Converter, and Oscillation Stop Detection Function areadded to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 48-pin package is available. Data Flash (1 KB × 2 blocks) is embedded.
Development
Environment 		2.7 - 5.5 20 32 - 128 2 2 - 6 48
R8C/22
UART, I2C-bus Interface (IIC)/Chip-select Clock Synchronous Serial Interface, 10-bit A/D Converter, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module and CAN Module. Maximum operating frequency is 20 MHz. 48-pin package is available.
Development
Environment 		2.7 - 5.5 20 32 - 128 0 2 - 6 48
R8C/23
UART, I2C-bus Interface (IIC)/Chip-select Clock Synchronous Serial Interface, 10-bit A/D Converter, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module and CAN Module. Maximum operating frequency is 20 MHz. 48-pin package isavailable.?Data Flash (1 KB × 2 blocks) is embedded.
Development
Environment 		2.7 - 5.5 20 32 - 128 2 2 - 6 48
R8C/24
I2C-bus Interface (IIC)/Chip-select Clock Synchronous Serial Interface, 10-bit A/D Converter, Sub Clock Generation Circuit, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 52-pin and 64-pin?packages are available.
Development
Environment 		2.2 - 5.5 20 16 - 64 0 1 - 3 52,64
R8C/25
I2C-bus Interface (IIC)/Chip-select Clock Synchronous Serial Interface,10-bit A/D Converter, Sub Clock Generation Circuit, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 52-pin and 64-pin packages are available. Data Flash (1 KB × 2 blocks) is embedded.
Development
Environment 		2.2 - 5.5 20 16 - 64 2 1 - 3 52,64
R8C/26
I2C-bus Interface (IIC)/Chip-select Clock Synchronous Serial Interface, 10-bit A/D Converter, Sub Clock Generation Circuit, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 32-pin package isavailable.
Development
Environment 		2.2 - 5.5 20 8 - 32 0 .5 - 1.5 32
R8C/27
I2C-bus Interface (IIC)/Chip-select Clock Synchronous Serial Interface, 10-bit A/D Converter, Sub Clock Generation Circuit, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 32-pin package is available. Data Flash (1 KB × 2 blocks) is embedded.
Development
Environment 		2.2 - 5.5 20 8 - 32 2 .5 - 1.5 32
R8C/28
UART, I2C-bus Interface (IIC)/Chip-select Clock Synchronous Serial Interface, 10-bit A/D Converter, Sub Clock Generation Circuit, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 20-pin package is available.
Development
Environment 		2.2 - 5.5 20 8 - 32 0 .5 - 1.5 20
R8C/29
UART, I2C-bus Interface (IIC)/Chip-select Clock Synchronous Serial Interface, 10-bit A/D Converter, Sub Clock Generation Circuit, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 20-pin package is available. Data Flash (1 KB × 2 blocks) is embedded.
Development
Environment 		2.2 - 5.5 20 8 - 32 2 .5 - 1.5 20
R8C/2A
I2C-bus Interface (IIC)/Chip-select Clock Synchronous Serial Interface, 10-bit A/D Converter, 8-bit D/A Converter, Sub Clock Generation Circuit, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 64-pin packageis available.
Development
Environment 		2.2 - 5.5 20 48 - 128 0 2.5 - 7.5 64
R8C/2B
I2C-bus Interface (IIC)/Chip-select Clock Synchronous Serial Interface, 10-bit A/D Converter, 8-bit D/A Converter, Sub Clock Generation Circuit, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 64-pin packageis available. Data Flash (1 KB × 2 blocks) is embedded.
Development
Environment 		2.2 - 5.5 20 48 - 128 2 2.5 - 7.5 64
R8C/2C
I2C-bus Interface (IIC)/Chip-select Clock Synchronous Serial Interface, 10-bit A/D Converter, 8-bit D/A Converter, Sub Clock Generation Circuit, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 80-pin packageis available.
Development
Environment 		2.2 - 5.5 20 48 - 128 0 2.5 - 7.5 80
R8C/2D
I2C-bus Interface (IIC)/Chip-select Clock Synchronous Serial Interface, 10-bit A/D Converter, 8-bit D/A Converter, Sub Clock Generation Circuit, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 80-pin packageis available. Data Flash (1 KB × 2 blocks) is embedded.
Development
Environment 		2.2 - 5.5 20 48 - 128 2 2.5 - 7.5 80
R8C/2E
10-bit A/D Converter, 8-bit D/A Converter, Comparator, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 32-pin package isavailable.
Development
Environment 		2.7 - 5.5 20 8 - 16 0 .5 - 1 32
R8C/2F
10-bit A/D Converter, 8-bit D/A Converter, Comparator, and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 32-pin package is available. Data Flash (1 KB × 2 blocks) is embedded.
Development
Environment 		2.7 - 5.5 20 8 - 16 2 .5 - 1 32
R8C/2G
Comparator and Sub Clock Generation Circuit are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 8 MHz. 32-pin package is available.
Development
Environment 		2.2 - 5.5 8 16 - 32 0 .5 - 1 32
R8C/2H
Comparator and Sub Clock Generation Circuit are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 8 MHz. 20-pin package is available.
Development
Environment 		2.2 - 5.5 8 4 - 8 0 .25 - .375 20
R8C/2J
Comparator is added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 8 MHz. 20-pin package is available.
Development
Environment 		2.2 - 5.5 8 2 - 4 0 .25 - .375 20
R8C/2K
10-bit A/D Converter and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 32-pin package is available.
Development
Environment 		2.2 - 5.5 20 8 - 16 0 1 - 1.5 32
R8C/2L
10-bit A/D Converter and Oscillation Stop Detection Function are added to standard peripherals. Equipped with Hardware LIN Module. Maximum operating frequency is 20 MHz. 32-pin package is available. Data Flash (1 KB × 2 blocks) is embedded.
Development
Environment 		2.2 - 5.5 20 8 - 16 2 1 - 1.5 32

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