M95256-MN3/A STMICROELECTRONICS [STMicroelectronics], M95256-MN3/A Datasheet - Page 27

• Manufacturer Part Number: M95256-MN3/A
• Description: 256 Kbit Serial SPI bus EEPROM with high speed clock
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Table 19. AC Characteristics (M95xxx, Device Grade 3)
Note: 1. t
Symbol
t
t
t
t
t
t
QLQH
QHQL
t
t
CLCH
CHCL
t
t
t
SHQZ
t
t
t
t
t
t
HLQZ
t
t
t
t
SHCH
CHSH
t
DVCH
CHDX
HHCH
CHHH
HHQV
SLCH
CHSL
HLCH
CHHL
CLQV
CLQX
SHSL
CH
CL
t
f
W
C
2. Value guaranteed by characterization, not 100% tested in production.
1
1
2
2
2
2
2
2
CH
+ t
CL
t
t
t
t
f
t
CSS1
CSS2
t
Alt.
t
t
t
SCK
t
CSH
t
DSU
t
t
t
CLH
t
t
CLL
t
DIS
WC
RC
DH
HO
RO
CS
FC
t
FO
HZ
must never be less than the shortest possible clock period, 1 / f
LZ
V
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 High Set-up Time before HOLD Active
Clock High Set-up 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
Table 11.
C
(max)
and
Table 8.
Min.
D.C.
100
90
90
90
90
90
90
20
30
70
40
60
60
0
M95256, M95128
Max.
100
100
60
50
50
50
5
1
1
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
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