DS1225Y-150+ Maxim Integrated Products, DS1225Y-150+ Datasheet - Page 4

• Manufacturer Part Number: DS1225Y-150+
• Description: IC NVSRAM 64KBIT 150NS 28DIP
• Manufacturer: Maxim Integrated Products

Specifications of DS1225Y-150+

• Format - Memory: RAM
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Memory Size: 64K (8K x 8)
• Speed: 150ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-DIP Module (600 mil), 28-EDIP
• Data Bus Width: 8 bit
• Organization: 8 K x 8
• Interface Type: Parallel
• Access Time: 150 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AC ELECTRICAL CHARACTERISTICS
CAPACITANCE
NOT RECOMMENDED FOR NEW DESIGNS
PARAMETER
Read Cycle Time
Access Time
Output Active
Output High Z from
Deselection
Output Hold from
AddressChange
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
PARAMETER
Input Capacitance
Input/Output Capacitance
OE to Output Valid
CE to Output Valid
OE or CE to
SYMBOL
C
C
I/O
IN
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
ODW
t
t
t
t
t
OEW
WR1
WR2
t
ACC
COE
DH1
DH2
AW
WC
WP
CO
OD
OH
RC
OE
DS
MIN
4 of 8
MIN
150
150
100
10
60
10
5
5
0
0
5
0
DS1225Y-150
(T
TYP
A
: See Note 10; V
MAX
150
150
70
35
35
MAX
10
10
UNITS
CC
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
=5.0V ± 10%)
(T
pF
pF
A
= +25°C)
NOTES
NOTES
DS1225Y
12
13
12
13
5
5
3
5
5
4