▪ 32-bit internal data bus
▪ General purpose register file:
− 16 32-bit general-purpose registers
(and 8 32-bit shadow registers)
− Seven 32-bit control registers
− Four 32-bit system registers
▪ RISC type instruction set (with upward
compatibility with SH-1, SH-2, SH-3, SH-4):
− Instruction length: 16 bits fixed length
for improving code efficiency