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PT7C4337 Datasheet, PDF (19/25 Pages) List of Unclassifed Manufacturers – Real-time Clock Module (I2C Bus)
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Data Sheet
PT7C4337
Real-time Clock Module (I2C Bus)
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Maximum Ratings
StorageTemperature...................................................................................................................-65oCto +150oC
AmbientTemperaturewithPower Applied.........................................................................-40oCto +85oC
Supply Voltage to Ground Potential (Vcc to GND) ........................................................-0.3V to +6.5V
DCInput(AllOtherInputs exceptVcc&GND).............................................................-0.3Vto (Vcc+0.3V)
DC Output Voltage (SDA, /INTA, /INTB pins).................................................................-0.3V to +6.5V
DCOutputCurrent(FOUT).....................................................................................................-0.3Vto (Vcc+0.3V)
Power Dissipation.........................................................................................................................320mW (depend on package)
Note:
Stresses greater than those listed under MAXIMUM RATINGS may cause permanent damage to the device. This is a stress rating only and
functional operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not
implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability.
Recommended Operating Conditions
Part No.
PT7C4337
Symbol
Description
VCC
Power voltage
VOSC
VIH
VIL
TA
Oscillator voltage
Input high level
Input low level
Operating temperature
SCL, SDA
INTA, SQW/INTB
Min Type Max Unit
1.8
5.5
1.3
0.7VCC
-0.3
-40
5.5
V
VCC+0.3
5.5
0.3VCC
85
ºC
PT0205(02/07)
19
Ver: 1
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