DS1249W-100# Maxim Integrated Products, DS1249W-100# Datasheet - Page 4
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DS1249W-100#
Manufacturer Part Number
DS1249W-100#
Description
IC NVSRAM 2MBIT 100NS 32DIP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS1249W-100.pdf
(8 pages)
Specifications of DS1249W-100#
Format - Memory
RAM
Memory Type
NVSRAM (Non-Volatile SRAM)
Memory Size
2M (256K x 8)
Speed
100ns
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
32-DIP Module (600 mil), 32-EDIP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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