DS1225AB-85 Maxim Integrated Products, DS1225AB-85 Datasheet - Page 3

• Manufacturer Part Number: DS1225AB-85
• Description: IC NVSRAM 64KBIT 85NS 28DIP
• Manufacturer: Maxim Integrated Products

Specifications of DS1225AB-85

• Format - Memory: RAM
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Memory Size: 64K (8K x 8)
• Speed: 85ns
• Interface: Parallel
• Voltage - Supply: 4.75 V ~ 5.25 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-DIP Module (600 mil), 28-EDIP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: DS1225AB85

ABSOLUTE MAXIMUM RATINGS
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Lead Temperature (soldering, 10s)
This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operation
sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect
reliability.
RECOMMENDED DC OPERATING CONDITIONS
DC ELECTRICAL CHARACTERISTICS
CAPACITANCE
PARAMETER
DS1225AB Power Supply Voltage
DS1225AD Power Supply Voltage
Logic 1
Logic 0
PARAMETER
Input Leakage Current
I/O Leakage Current
Output Current @ 2.4V
Output Current @ 0.4V
Standby Current CE =2.2V
Standby Current CE =V
Operating Current
(Commercial)
Operating Current
(Industrial)
Write Protection Voltage
(DS1225AB)
Write Protection Voltage
(DS1225AD)
PARAMETER
Input Capacitance
Input/Output Capacitance
Commercial:
Industrial:
Note: EDIP is wave or hand soldered only.
CE > V
IH
< V
CC
CC
-0.5V
SYMBOL
SYMBOL
SYMBOL
I
I
I
I
V
V
C
V
V
V
V
I
C
I
CCS1
CCS2
CC01
CC01
I
I
OH
OL
IO
IL
I/O
CC
CC
TP
TP
IN
IH
IL
3 of 9
MIN
MIN
MIN
4.75
4.50
4.50
4.25
-1.0
-1.0
-1.0
2.2
0.0
2.0
(V
TYP
TYP
TYP
4.62
4.37
5.0
5.0
5.0
3.0
(V
CC
5
5
CC
=5V ± 10% for DS1225AD)
=5V ± 5% for DS1225AB)
MAX
MAX
MAX
+0.8
+1.0
+1.0
5.25
10.0
4.75
V
5.5
5.0
4.5
75
85
10
10
CC
(T
(T
UNITS
UNITS
UNITS
A
A
: See Note 10)
mA
mA
mA
mA
mA
mA
: See Note 10)
µA
µA
pF
pF
(T
V
V
V
V
V
V
-40°C to +85°C
-40°C to +85°C
-0.3V to +6.0V
A
0°C to +70°C
DS1225AB/AD
= +25°C)
NOTES
NOTES
NOTES
+260°C