Datasheet

Section 8 RAM
Rev. 6.00 Mar. 24, 2006 Page 113 of 412
REJ09B0142-0600
Section 8 RAM
This LSI has an on-chip high-speed static RAM. The RAM is connected to the CPU by a 16-bit
data bus, enabling two-state access by the CPU to both byte data and word data.
Product Classification RAM Size RAM Address
Flash memory version H8/3664N 2 kbytes H'F780 to H'FF7F*
(F-ZTAT
TM
version) H8/3664F 2 kbytes H'F780 to H'FF7F*
Mask ROM version H8/3664 1 kbyte H'FB80 to H'FF7F
H8/3663 1 kbyte H'FB80 to H'FF7F
H8/3662 512 bytes H'FD80 to H'FF7F
H8/3661 512 bytes H'FD80 to H'FF7F
H8/3660 512 bytes H'FD80 to H'FF7F
Note: * Area H'F780 to H'FB7F must not be accessed.