MB81ES171625 Fujitsu Media Devices Limited, MB81ES171625 Datasheet - Page 14

• Manufacturer Part Number: MB81ES171625
• Description: SINGLE DATA RATE I/F FCRAM Consumer/Embedded Application Specific Memory for SiP
• Manufacturer: Fujitsu Media Devices Limited

14
MB81ES171625/173225-15-X
5. Command Truth Table for CKE
Self-
refresh
Self-
refresh
Recovery
Power
Down
All
Banks
Idle
Current
State
(n-1)
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
CKE
(n)
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
X
X
X
X
L
L
L
L
L
L
L
L
L
L
XCS XRAS XCAS XWE
X
H
X
X
H
X
X
H
X
H
H
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
X
X
H
H
H
X
X
X
H
H
H
X
X
X
H
X
H
H
X
H
X
H
H
H
X
L
L
L
L
L
L
L
L
L
H
H
H
H
H
H
H
H
H
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
L
L
L
L
L
L
L
L
H
H
H
H
H
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
L
L
L
L
L
L
Addr
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
V
V
V
X
V
X
X
X
X
X
X
X
X
Invalid
Exit Self-refresh
Illegal
Maintain Self-refresh
Invalid
Idle after t
Illegal
Illegal *
Invalid
Exit Power Down Mode
Maintain Power Down Mode
Illegal
Refer to “4. Operation Command Table”.
Auto-refresh
Refer to “4. Operation Command Table”.
Power Down
Illegal
Self-refresh *
Illegal
Invalid
(Self-refresh Recovery
1
REFC
2
Function
Idle after t
Idle
(Continued)
REFC
)