DS1225AD-85+ Maxim Integrated Products, DS1225AD-85+ Datasheet - Page 3
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DS1225AD-85+
Manufacturer Part Number
DS1225AD-85+
Description
IC NVSRAM 64KBIT 85NS 28DIP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS1225AD-150.pdf
(9 pages)
Specifications of DS1225AD-85+
Format - Memory
RAM
Memory Type
NVSRAM (Non-Volatile SRAM)
Memory Size
64K (8K x 8)
Speed
85ns
Interface
Parallel
Voltage - Supply
5V
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
85 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
Mounting Style
Through Hole
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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