DS1225AD-170 Maxim Integrated Products, DS1225AD-170 Datasheet - Page 4

• Manufacturer Part Number: DS1225AD-170
• Description: NVRAM
• Manufacturer: Maxim Integrated Products

Specifications of DS1225AD-170

• Data Bus Width: 8 bit
• Memory Size: 64 Kbit
• Organization: 8 K x 8
• Interface Type: Parallel
• Access Time: 170 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Operating Current: 75 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Package / Case: EDIP-28
• Mounting Style: Through Hole
• Lead Free Status / Rohs Status: No

AC ELECTRICAL CHARACTERISTICS
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 WE
Output Active from WE
Data Setup Time
Data Hold Time
OE to Output Valid
CE to Output Valid
OE or CE to Output Active
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
ODW
t
t
t
OEW
WR1
WR2
t
ACC
COE
DH1
DH2
WC
AW
WP
CO
OD
OH
RC
OE
DS
4 of 9
MIN
70
70
55
10
30
10
5
5
0
0
5
0
DS1225AD-70
DS1225AB-70
(V
(V
MAX
CC
70
35
70
25
25
CC
=5V ± 10% for DS1225AD)
=5V ± 5% for DS1225AB)
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
(T
A
: See Note 10)
DS1225AB/AD
NOTES
12
13
12
13
5
5
3
5
5
4