Datasheet
Section 1 Overview 
R01UH0310EJ0500 Rev. 5.00    Page 1 of 1384 
Sep 25, 2012     
H8S/2426, H8S/2426R, H8S/2424 Group 
Section 1 Overview 
1.1  Features 
The H8S/2426 Group, H8S/2426R Group, and H8S/2424 Group are CISC (Complex Instruction 
Set Computer) microprocessors that integrate an H8S/2600 CPU core, which has an internal 16-bit 
architecture and is upward-compatible with Renesas-original H8/300, H8/300H, and H8S CPUs. 
The on-chip peripheral functions provided for enabling system configuration at a low cost are the 
DMA controller, EXDMA controller*
, 
data transfer controller, serial communication interface, I
2
C 
bus interface 2, synchronous serial communication unit, A/D converter, D/A converter, and 
various timers. On-chip ROM is flash memory whose size is 256 Kbytes and 128 Kbytes. 
Note:  *  Not supported by the H8S/2424 Group. 
1.1.1  Applications 
Application field examples: PC peripheral equipment, office automation equipment, consumer 
equipment, etc. 










