DS1220AB_10 Datasheet, PDF (3/8 Pages) Dallas Semiconductor – 16k Nonvolatile SRAM

ABSOLUTE MAXIMUM RATINGS
Voltage on Any Pin Relative to Ground
Operating Temperature Range
Commercial:
Industrial:
Storage Temperature
Lead Temperature (soldering, 10s)
Note: EDIP is wave or hand soldered only.
DS1220AB/AD
-0.3V to +6.0V
0°C to +70°C
-40°C to +85°C
-40°C to +85°C
+260°C
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
(T_A: See Note 10)
PARAMETER
SYMBOL MIN TYP MAX UNITS NOTES
DS1220AB Power Supply Voltage
DS1220AD Power Supply Voltage
Logic 1
Logic 0
V_CC
4.75 5.0 5.25
V
V_CC
4.50 5.0 5.50
V
V_IH
2.2
V_CC
V
V_IL
0.0
+0.8 V
DC ELECTRICAL CHARACTERISTICS
PARAMETER
Input Leakage Current
I/O Leakage Current
CE ≥ V_IH ≤ V_CC
Output Current @ 2.4V
Output Current @ 0.4V
Standby Current CE = 2.2V
Standby Current CE = V_CC-0.5V
Operating Current
(Commercial)
Operating Current
(Industrial)
Write Protection Voltage
(DS1220AB)
Write Protection Voltage
(DS1220AD)
SYMBOL
I_IL
I_IO
I_OH
I_OL
I_CCS1
I_CCS2
I_CC01
I_CCO1
V_TP
V_TP
(T_A: See Note 10)
(V_CC = 5V ± 5% for DS1220AB)
(V_CC = 5V ± 10% for DS1220AD)
MIN TYP MAX UNITS NOTES
-1.0
+1.0 µA
-1.0
+1.0 µA
-1.0
mA
2.0
mA
5.0 10.0 mA
3.0 5.0 mA
75 mA
85 mA
4.5 4.62 4.75 V
4.25 4.37 4.5
V
CAPACITANCE
PARAMETER
Input Capacitance
Input/Output Capacitance
SYMBOL
C_IN
C_I/O
MIN
TYP
5
5
MAX
10
12
(T_A = +25°C)
UNITS NOTES
pF
pF
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