Rainbow Electronics DS1244Y - Manual (Page 8)

DS1244/DS1244P
8 of 19
ABSOLUTE MAXIMUM RATINGS*
Voltage Range on Any Pin Relative to Ground -0.3V to +6.0V
Storage Temperature Range -40ºC to +85ºC
Soldering Temperature Range See IPC/JEDEC J-STD-020A (DIP)
(Note 13)
OPERATING RANGE
RANGE TEMP RANGE V
CC
Commercial 0°C to +70°C 3.3V ±10% or 5V ±10%
Industrial -40°C to +85°C 3.3V ±10% or 5V ±10%
*This is a stress rating only and functional operation of the device at these or any other conditions beyond those indicated in the operation
sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time can affect reliability.
RECOMMENDED DC OPERATING CONDITIONS Over the operating range
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
V
CC
= 5V ±10% 2.2 V
CC
+ 0.3V
Input Logic 1
V
CC
= 3.3V ±10%
V
IH
2.0 V
CC
+ 3V
V 11
V
CC
= 5V ±15% -0.3 0.8
Input Logic 0
V
CC
= 3.3V ±10%
V
IL
-0.3 0.6
V 11
DC ELECTRICAL CHARACTERISTICS Over the operating range (5V)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
Input Leakage Current I
IL
-1.0 +1.0 mA 12
I/O Leakage Current
CE ³ V
IH
≤ V
CC
I
IO
-1.0 +1.0 mA
Output Current at 2.4V I
OH
-1.0 mA
Output Current at 0.4V I
OL
2.0 mA
Standby Current CE = 2.2V I
CCS1
5 10 mA
Standby Current
CE = V
CC
- 0.5V
I
CCS2
3.0 5.0 mA
Operating Current t
CYC
= 70ns I
CC01
85 mA
Write Protection Voltage V
PF
4.25 4.37 4.50 V 11
Battery Switchover Voltage V
SO
V
BAT
V 11