The H8S/2456, 2456R, and 2454 Group is a lineup of 3.3 V and 5.0 V productswith up to 256 KB of memory inheriting the functions of the H8S/2300 Series.They have an operating frequency of 32 MHz (up to 33 MHz actual operationpossible), an on-chip USB 2.0 function module, EXDMAC*1, and SDRAMI/F*2, andare available in LGA-145-pin (H8S/2456 and 2456R), LQFP-144-pin (H8S/2456 and 2456R) and LQFP-120-pin (H8S/2454) packages.This general-purpose product series is optimal for a wide range of systemcontrol applications. *1: Not supported by the H8S/2454 Group. *2: Supported only by the H8S/2456R Group.