M95256-RDW6TP STMicroelectronics, M95256-RDW6TP Datasheet - Page 33

• Manufacturer Part Number: M95256-RDW6TP
• Description: IC EEPROM 256KBIT 2MHZ 8TSSOP
• Manufacturer: STMicroelectronics

Specifications of M95256-RDW6TP

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 256K (32K x 8)
• Speed: 2MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 1.8 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: 497-6352-2

M95256-DR, M95256, M95256-W, M95256-R
Table 17.
1. t
2. Value guaranteed by characterization, not tested in production.
t
t
Symbol
t
t
t
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
CHDX
HHCH
HHQV
SLCH
CHSL
CL
DVCH
HLCH
CLHH
CLQV
CLQX
SHSL
CLHL
t
CH
f
W
C
(1)
(1)
+ t
(2)
(2)
(2)
(2)
(2)
(2)
CL
must never be less than the shortest possible clock period, 1 / f
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
HO
RO
CS
RC
FC
DH
t
FO
HZ
AC characteristics (M95256, device grade 3)
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 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
Doc ID 12276 Rev 13
Parameter
Table 8
and
Table 11
C
(max)
Min.
D.C.
100
DC and AC parameters
90
90
90
90
90
90
20
30
70
40
0
0
0
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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