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DS1731 Datasheet(PDF) 3 Page - Dallas Semiconductor |
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DS1731 Datasheet(HTML) 3 Page - Dallas Semiconductor |
3 / 14 page DS1631/DS1631A/DS1731 3 of 14 ABSOLUTE MAXIMUM RATINGS* Voltage on any Pin Relative to Ground -0.5V to +6.0V Operating Temperature Range -55°C to +125°C Storage Temperature Range -55°C to +125°C Solder Dip Temperature (10s) See IPC/JEDEC J-STD-020A Specification Reflow Oven Temperature +220°C * These are stress ratings 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. DC ELECTRICAL CHARACTERISTICS (VDD = 2.7V to 5.5V; TA = -55°C to +125°C.) PARAMETER SYMBOL CONDITION MIN MAX UNITS NOTES Supply Voltage VDD 2.7 5.5 V 1 0°C to +70°C, 3.0V £ VDD £ 5.5V ±0.5 0°C to +70°C, 2.7V £ VDD < 3.0V ±1 DS1631, DS1631A Thermometer Error TERR -55°C to +125°C ±2 °C 2 -10°C to +85°C, 3.0V £ VDD £ 5.5V ±1 -10°C to +85°C, 2.7V £ VDD < 3.0V ±1.5 DS1731 Thermometer Error TERR -55°C to +125°C ±2 °C 2 Low-Level Input Voltage VIL -0.5 0.3 x VDD V High-Level Input Voltage VIH 0.7 x VDD VDD + 0.3 V VOL1 3mA sink current 0 0.4 SDA Low-Level Output Voltage VOL2 6mA sink current 0 0.6 V Input Current Each I/O Pin 0.4 < VI/O < 0.9VDD -10 +10 µA Temperature conversion -55°C to +85°C 1 Temperature conversion +85°C to +125°C 1.25 mA E2 write 400 Active Supply Current IDD Communication only 110 µA 3 Standby Supply Current ISTBY 0°C to +70°C 800 nA 4 VOH 1mA source current 2.4 V 1 TOUT Output Logic Voltage VOL 4mA sink current 0.4 V 1 |
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