DS1213B 查看數據表（PDF） - Dallas Semiconductor -> Maxim Integrated
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DS1213B Datasheet PDF : 7 Pages
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ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
-0.3V to +7.0V
0°C to 70°C
-40°C to +70°C
See J-STD-020A Specification
DS1213B
∗ 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
PARAMETER
SYMBOL MIN TYP
PIN 26 L, PIN 28 L
Supply Voltage
VCC
4.75 5.0
Logic 1 PIN 20 L
Logic 0 PIN 20 L
VIH
2.2
VIL
-0.3
MAX
5.5
VCC +0.3
+0.8
(0°C to 70°C)
UNITS NOTES
V
1,3
V
1,3
V
1,3
DC ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL MIN
PIN 26 L, PIN 28 L
ICC
Supply Current
PIN 26 U, PIN 28 U
Supply Voltage
VCCO
VCC -0.2
PIN 26 U, PIN 28 U
ICCO
Supply Current
PIN 20 L CE Input Leakage
IIL
-1.0
PIN 20 U CE Output @ 2.4V
IOH
-1.0
PIN 20 U CE Output @ 4V
IOL
(0°C to 70°C; VCC = 4.75 to 5.5V)
TYP MAX UNITS NOTES
5
mA
3,4,5
V
1,3,8
80
mA
3,8
+1.0
µA
3,4
mA
2,3
4.0
mA
2,3
DC ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL MIN
PIN 20 Output
PIN 26 U, PIN 28 U
Battery Current
VOHL
IBAT
VCC -0.2
VBAT- 0.2
PIN 26 U, PIN 28 U
Battery Voltage
VBAT
2
TYP
3
(0°C to 70°C; VCC < 4.5V)
MAX UNITS NOTES
V
1,3
1
µA
3,6
3.6
V
1,3
CAPACITANCE
PARAMETER
Input Capacitance PIN 20 L
Output Capacitance PIN 20 U
SYMBOL
CIN
COUT
MIN
TYP
MAX
5
7
(TA = 25°C)
UNITS NOTES
pF
3
pF
3
3 of 7
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