M95256-WMN3TP/AB STMicroelectronics, M95256-WMN3TP/AB Datasheet - Page 36

• Manufacturer Part Number: M95256-WMN3TP/AB
• Manufacturer: STMicroelectronics

DC and AC parameters
Table 21.
1. Current products are identified by process letters “AB”.
2. New products are the M95256 devices identified with the process letter K.
3. t
4. Value guaranteed by characterization, not 100% tested in production.
36/47
t
t
t
t
t
Symbol
t
SHQZ
QLQH
QHQL
CLCH
CHCL
HLQZ
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
CH
SHCH
CHSH
CL
DVCH
CHDX
HHCH
HHQV
SLCH
SHSL
CHSL
HLCH
CLHH
CLQV
CLQX
CLHL
CH
t
f
W
C
(3)
(3)
+ t
(4)
(4)
(4)
(4)
(4)
(4)
CL
t
t
must never be less than the shortest possible clock period, 1 / f
f
t
t
CSS1
CSS2
t
t
Alt.
t
t
t
t
t
t
SCK
t
CSH
CLH
t
DSU
t
t
CLL
t
DIS
WC
CS
RC
DH
HO
RO
FO
FC
t
HZ
LZ
V
AC characteristics (M95256-DR, M95256-R device grade 6)
Clock frequency
S active setup time
S not active setup time
S deselect time
S active hold time
S not active hold time
Clock high time
Clock low time
Clock rise time
Clock fall time
Data in setup time
Data in hold time
Clock low hold time after HOLD not active
Clock low hold time after HOLD active
Clock low setup time before HOLD active
Clock low setup time before HOLD not active
Output disable time
Clock low to output valid
Output hold time
Output rise time
Output fall time
HOLD high to output valid
HOLD low to output High-Z
Write time
Test conditions specified in
Parameter
Doc ID 12276 Rev 17
Min. Max. Min. Max. Min. Max. Min. Max.
Table 10
M95256-DR, M95256, M95256-W, M95256-R
200
200
200
200
200
200
200
140
products
40
50
90
0
0
0
Current
C
(1)
(max).
250
150
100
100
100
250
2
1
1
5
and
V
60
60
90
60
60
80
80
20
20
60
60
Table 11
0
0
0
cc
1.8V
80
80
20
20
80
80
5
2
2
5
N
ew products
V
30
30
40
30
30
40
40
10
10
30
30
0
0
0
cc
2.5V
10
40
40
20
20
40
40
2
5
2
(2)
V
15
15
20
15
15
20
20
10
15
15
5
0
0
0
cc
4.5V
20
20
10
10
20
20
20
2
2
5
MHz
Unit
ms
ns
ns
ns
ns
ns
ns
ns
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns