 English |
|
|
|
|
|
|
|
| HD6437020 Datasheet, PDF (494/507 Pages) Hitachi Semiconductor – SuperH™ RISC engine | |||
| |||
| ◁ |
CK
RAS
CAS
WRH,
WRL
TRp
TRr
TRc
tRASD1
tCSR
tCASD2
tRASD2
tCASD3
Figure 19.29 CAS-before-RAS Refresh (Short Pitch)
CK
RAS
CAS
WRH,
WRL
TRp
TRr
TRc
tRASD1
tCSR
tCASD2
TRc
tRASD2
tCASD3
Figure 19.30 CAS-before-RAS Refresh (Long Pitch)
HITACHI 486
|
▷ |
German
Russian
Spanish
Italian
Polish
Chinese
Japanese
Korean
French
Portuguese