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DS1232LP Datasheet(PDF) 6 Page - Dallas Semiconductor |
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DS1232LP Datasheet(HTML) 6 Page - Dallas Semiconductor |
6 / 7 page DS1232LP/LPS 6 of 7 ABSOLUTE MAXIMUM RATINGS* Voltage on VCC Pin Relative to Ground -0.5V to +7.0V Voltage on I/O Relative to Ground -0.5V to VCC + 0.5V Operating Temperature 0°C to 70°C Operating Temperature (Industrial Version) -40°C to +85°C Storage Temperature -55°C to +125°C 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 (0 °C to 70°C) PARAMETER SYMBOL MIN TYP MAX UNITS NOTES Supply Voltage VCC 4.5 5.0 5.5 V 1 ST and PBRST Input High Level VIH 2.0 VCC+0.3 V 1 ST and PBRST Input Low Level VIL -0.3 +0.8 V 1 DC ELECTRICAL CHARACTERISTICS (0 °C to 70°C; V CC=4.5 to 5.5V) PARAMETER SYMBOL MIN TYP MAX UNITS NOTES Input Leakage IIL -1.0 +1.0 µA 3 Output Current @ 2.4V IOH -8 -10 mA 5 Output Current @ 0.4V IOL 10 mA Low Level @ RST VOL 0.4 V 1 Output Voltage @ -500 uA VOH VCC -0.5V VCC -0.1V V 1, 7 Output Current (CMOS) ICC1 50 µA 2 Operating Current (TTL) ICC2 200 500 µA 8 VCC Trip Point (TOL=GND) VCCTP 4.50 4.62 4.74 V 1 VCC Trip Point (TOL=VCC)VCCTP 4.25 4.37 4.49 V 1 CAPACITANCE (tA=25 °C) PARAMETER SYMBOL MIN TYP MAX UNITS NOTES Input Capacitance CIN 5pF Output Capacitance COUT 7pF |
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