DS1249W Maxim, DS1249W Datasheet - Page 4

• Manufacturer Part Number: DS1249W
• Description: The DS1249W 2048kb nonvolatile (NV) SRAMs are 2,097,152-bit, fully static, NV SRAMs organized as 262,144 words by 8 bits
• Manufacturer: Maxim

AC ELECTRICAL CHARACTERISTICS
READ CYCLE
PARAMETER
Read Cycle Time
Access Time
Output High-Z from Deselection
Output Hold from Address Change
Write Cycle Time
Write Pulse Width
Address Setup Time
Write Recovery Time
Output High-Z from
Output Active from
Data Setup Time
Data Hold Time
OE
CE
OE
to Output Valid
to Output Valid
or
CE
to Output Active
SEE NOTE 1
WE
WE
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
ODW
t
t
t
OEW
ACC
WR1
WR2
t
COE
DH1
DH2
WC
AW
OD
OH
WP
RC
OE
CO
DS
4 of 8
MIN
100
100
75
20
40
20
5
5
0
5
5
0
(T
DS1249W-100
A
: See Note 10; V
MAX
100
100
50
35
35
UNITS
CC
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
= 3.3V ± 0.3V)
NOTES
12
13
12
13
5
5
3
5
5
4
DS1249W