SH7785 Datasheet, PDF (785/1692 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

15. Clock Pulse Generator (CPG)
Table 15.11 Selectable Combinations of Clock Frequency (CPU Clock: × 1/6, DDR Clock: ×
1/6)
FRQMR1
read value
H'3335 3558
H'3335 3588
H'3335 355A
H'3335 357A
H'3335 35AA
H'3335 355B
H'3335 358B
H'3335 35BB
H'3337 355A
H'3337 357A
H'3337 35AA
H'3338 3558
H'3338 3588
H'3338 355B
H'3338 358B
H'3338 35BB
H'333A 355A
H'333A 357A
H'333A 35AA
H'333B 355B
H'333B 358B
H'333B 35BB
CPU
clock
Ick
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
RAM
clock
Uck
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
× 1/6
Division ratio of divider 2
SuperHyway GDTA DU
clock
clock clock
SHck
GAck DUck
Peripheral DDR Bus
clock
clock clock
Pck
DDRck Bck
× 1/6
× 1/12 × 1/12 × 1/24
× 1/6 × 1/12
× 1/6
× 1/12 × 1/24 × 1/24
× 1/6 × 1/12
× 1/6
× 1/12 × 1/12 × 1/36
× 1/6 × 1/12
× 1/6
× 1/12 × 1/18 × 1/36
× 1/6 × 1/12
× 1/6
× 1/12 × 1/36 × 1/36
× 1/6 × 1/12
× 1/6
× 1/12 × 1/12 × 1/48
× 1/6 × 1/12
× 1/6
× 1/12 × 1/24 × 1/48
× 1/6 × 1/12
× 1/6
× 1/12 × 1/48 × 1/48
× 1/6 × 1/12
× 1/6
× 1/12 × 1/12 × 1/36
× 1/6 × 1/18
× 1/6
× 1/12 × 1/18 × 1/36
× 1/6 × 1/18
× 1/6
× 1/12 × 1/36 × 1/36
× 1/6 × 1/18
× 1/6
× 1/12 × 1/12 × 1/24
× 1/6 × 1/24
× 1/6
× 1/12 × 1/24 × 1/24
× 1/6 × 1/24
× 1/6
× 1/12 × 1/12 × 1/48
× 1/6 × 1/24
× 1/6
× 1/12 × 1/24 × 1/48
× 1/6 × 1/24
× 1/6
× 1/12 × 1/48 × 1/48
× 1/6 × 1/24
× 1/6
× 1/12 × 1/12 × 1/36
× 1/6 × 1/36
× 1/6
× 1/12 × 1/18 × 1/36
× 1/6 × 1/36
× 1/6
× 1/12 × 1/36 × 1/36
× 1/6 × 1/36
× 1/6
× 1/12 × 1/12 × 1/48
× 1/6 × 1/48
× 1/6
× 1/12 × 1/24 × 1/48
× 1/6 × 1/48
× 1/6
× 1/12 × 1/48 × 1/48
× 1/6 × 1/48
Rev.1.00 Jan. 10, 2008 Page 755 of 1658
REJ09B0261-0100