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DS32KHZ Datasheet(PDF) 3 Page - Dallas Semiconductor |
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DS32KHZ Datasheet(HTML) 3 Page - Dallas Semiconductor |
3 / 8 page DS32kHz 3 of 8 AC TIMING CHARACTERISTICS (Over the operating range, unless otherwise specified.) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Output Frequency fOUT 32.768 kHz 0°C to +40°C -2.0 +2.0 Frequency Stability vs. Temperature ∆f/fO -40°C to +85°C or 0°C to +70°C -7.5 +7.5 ppm Duty Cycle tW/t 45 50 55 % Cycle Time tCYC (Note 8) 30.518 μs High/Low Time tH/tL (Note 8) 15.06 μs Rise Time tR (Note 8) 200 ns Fall Time tF (Note 8) 60 ns Oscillator Startup Time tOSC (Note 8) 1 seconds Frequency Stability vs. Operating Voltage ∆f/V VCC = 5.0V or VBAT = 3.0V, VCC = 0V (Notes 4, 9) +2.5 ppm/V Crystal Aging (First Year) ∆f/fO (Notes 4, 10) ±1.0 ppm Note 8: These parameters are measured using a 15pF load. Note 9: Error is measured from the nominal supply voltage of whichever supply is powering the device. Note 10: After reflow. Figure 1. DS32kHz Output Waveform |
Similar Part No. - DS32KHZ_07 |
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Similar Description - DS32KHZ_07 |
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