MB81ES171625 Fujitsu Media Devices Limited, MB81ES171625 Datasheet - Page 28

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

28
MB81ES171625/173225-15-X
(1) Basic AC Characteristics
*1: If input signal transition time (t
*2: This value is for reference only.
*3: Measured under AC test load circuit shown in “ (5) Measurement Condition of AC Characteristics (Load Circuit) ”.
*4: t
*5: Specified where output buffer is no longer driven.
Notes:
Clock Period
Clock High Time *
Clock Low Time *
Input Setup Time *
Input Hold Time except for CKE *
XRAS Access Time *
XCAS Access Time *
Access Time from Clock (t
Output in Low-Z *
Output in High-Z *
Output Hold Time *
Time between Auto-Refresh command interval *
Time between Refresh
Transition Time
AC CHARACTERISTICS
t
spec values, and (t
HZ
AC
(Max) and t
also specifies the access time at burst mode except for first access at CL
AC characteristics are measured after following “17. Power-Up Initialization” procedure in “ FUNCTIONAL
DESCRIPTION”.
AC characteristics assume t
Refer to “ (5) Measurement Condition of AC Characteristics (Load Circuit) ”
0.9 V is the reference level for measuring timing of input/output signals.
Transition times are measured between V
SI
1
1
1
1,
1
(Min) spec values, [ (t
1,
*
5
*
2
1,
T
3
*
Parameter
3
1.0) ns should be added to t
CK
Min) *
T
) is longer than 1 ns; [ (t
1
T
1,
*
3,
T
1 ns ,10 pF of capacitive and 50
*
4
2)
0.5] ns should be subtracted from t
2
(At recommended operating conditions unless otherwise noted.)
CL
CL
CL
CL
CL
CL
IH
(Min) and V
CH
1
2
1
2
1
2
(Min) , t
T
2)
Symbol
t
t
t
t
t
t
t
t
IL
t
t
t
t
t
REFI
RAC
CAC
t
REF
CL
CK1
CK2
t
t
AC1
AC2
HZ1
HZ2
CH
OH
t
CL
LZ
SI
HI
0.5] ns should be added to t
T
(Max) . Refer to “(6) Setup, Hold and Delay Time”.
(Min) , t
SI
(Min) , and t
of terminated load.
Min
2.5
2.5
2.5
0.5
30
15
6
6
3
2
0
1.
LZ
Value
(Min) , t
HI
(Min) spec values.
HZ
CAC
1000
Max
1.95
(Min) and t
57
27
27
12
10
10
4
5
(Max) , t
AC
OH
(Max) ,
Unit
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
(Min)
s