DS1225 Dallas, DS1225 Datasheet - Page 3

• Manufacturer Part Number: DS1225
• Description: 64k Nonvolatile SRAM
• Manufacturer: Dallas

ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
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 t
(Commercial)
Operating Current t
(Industrial)
Write Protection Voltage
(DS1225AB)
Write Protection Voltage
(DS1225AD)
PARAMETER
Input Capacitance
Input/Output Capacitance
CE > V
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.
IH
< V
CC
CYC
CYC
=200 ns
=200 ns
CC
-0.5V
SYMBOL
SYMBOL
SYMBOL
I
I
I
I
V
V
C
V
V
V
V
C
I
CCS1
CCS2
CC01
CC01
I
I
I
OH
OL
IO
IL
CC
CC
I/O
TP
TP
IN
IH
IL
3 of 10
-0.3V to +7.0V
0°C to 70°C; -40°C to +85°C for IND parts
-40°C to +70°C; -40°C to +85°C for IND parts
260°C for 10 seconds
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
mA
mA
mA
mA
mA
mA
: See Note 10)
: See Note 10)
pF
pF
V
V
V
V
V
V
A
A
(T
DS1225AB/AD
A
NOTES
NOTES
NOTES
=25°C)