M95256-WDW6TP STMicroelectronics, M95256-WDW6TP Datasheet - Page 34

• Manufacturer Part Number: M95256-WDW6TP
• Description: IC EEPROM 256KBIT 5MHZ 8TSSOP
• Manufacturer: STMicroelectronics

Specifications of M95256-WDW6TP

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 256K (32K x 8)
• Speed: 5MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6355-2

DC and AC parameters
34/47
Table 18.
1. 4.5 V V
2. t
3. Value guaranteed by characterization, not tested in production.
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Symbol
C
SLCH
SHCH
SHSL
CHSH
CHSL
CH
CL
CLCH
CHCL
DVCH
CHDX
HHCH
HLCH
CLHL
CLHH
SHQZ
CLQV
CLQX
QLQH
QHQL
HHQV
HLQZ
W
(1)
CH
(2)
Table 9
(2)
(3)
(2)
(2)
(2)
(2)
Test conditions specified in
+ t
CL
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
CC
SCK
CSS1
CSS2
CS
CSH
CLH
CLL
RC
FC
DSU
DH
DIS
V
HO
RO
FO
LZ
HZ
WC
Alt.
must never be less than the shortest possible clock period, 1 / f
(grade 6) and
AC characteristics, M95256-W, device grade 6
5.5 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 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
Parameter
Table 11
Doc ID 12276 Rev 13
Min.
D.C.
C
100
90
90
90
90
90
20
30
70
40
90
0
0
0
L
= 100 pF
M95256-DR, M95256, M95256-W, M95256-R
Max.
100
100
60
50
50
50
5
1
1
5
Min.
D.C.
40
40
10
30
30
40
30
30
10
30
30
0
0
0
M95256-D and M95256
in MLP8 package MC
C
(max).
Max.
C
10
40
40
40
40
40
40
2
2
5
L
= 30 pF
Min.
D.C.
15
15
20
15
15
20
20
10
15
15
5
0
0
0
(1)
Max.
20
20
20
20
20
20
20
2
5
2
(1)
MHz
Unit
ms
ns
ns
ns
ns
ns
ns
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns