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DS1345YP-70-IND Datasheet(PDF) 4 Page - Dallas Semiconductor |
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DS1345YP-70-IND Datasheet(HTML) 4 Page - Dallas Semiconductor |
4 / 12 page DS1345Y/AB 4 of 12 ABSOLUTE MAXIMUM RATINGS* Voltage on Any Pin Relative to Ground -0.3V to +7.0V Operating Temperature 0°C to 70°C, -40°C to +85°C for IND parts Storage Temperature -40°C to +70°C, -40°C to +85°C for IND parts Soldering Temperature 260°C for 10 seconds * 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 (tA: See Note 10) PARAMETER SYMBOL MIN TYP MAX UNITS NOTES DS1345AB Power Supply Voltage VCC 4.75 5.0 5.25 V DS1345Y Power Supply Voltage VCC 4.5 5.0 5.5 V Logic 1 VIH 2.2 VCC V Logic 0 VIL 0.0 0.8 V DC ELECTRICAL (VCC=5V ±=5% for DS1345AB) CHARACTERISTICS (tA: See Note 10) (VCC=5V ±=10% for DS1345Y) PARAMETER SYMBOL MIN TYP MAX UNITS NOTES Input Leakage Current IIL -1.0 +1.0 µA I/O Leakage Current CE ≥ V IH ≤ V CC IIO -1.0 +1.0 µA Output Current @ 2.4V IOH -1.0 mA 14 Output Current @ 0.4V IOL 2.0 mA 14 Standby Current CE =2.2V ICCS1 200 600 µA Standby Current CE =VCC-0.5V ICCS2 50 150 µA Operating Current ICCO1 85 mA Write Protection Voltage (DS1345AB) VTP 4.50 4.62 4.75 V Write Protection Voltage (DS1345Y) VTP 4.25 4.37 4.5 V CAPACITANCE (tA=25 °C) PARAMETER SYMBOL MIN TYP MAX UNITS NOTES Input Capacitance CIN 510 pF Input/Output Capacitance CI/O 510 pF |
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