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DS1339U-3+ Datasheet(PDF) 4 Page - Maxim Integrated Products |
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DS1339U-3+ Datasheet(HTML) 4 Page - Maxim Integrated Products |
4 / 19 page DS1339 I 2C Serial Real-Time Clock AC ELECTRICAL CHARACTERISTICS (VCC = MIN to MAX, TA = -40°C to +85°C.) (Note 13) PARAMETER SYMBOL CONDITION MIN TYP MAX UNITS Fast mode 100 400 SCL Clock Frequency fSCL Standard mode 100 kHz Fast mode 1.3 Bus Free Time Between a STOP and START Condition tBUF Standard mode 4.7 µs Fast mode 0.6 Hold Time (Repeated) START Condition (Note 8) tHD:STA Standard mode 4.0 µs Fast mode 1.3 LOW Period of SCL Clock tLOW Standard mode 4.7 µs Fast mode 0.6 HIGH Period of SCL Clock tHIGH Standard mode 4.0 µs Fast mode 0.6 Setup Time for a Repeated START Condition tSU:STA Standard mode 4.7 µs Fast mode 0 0.9 Data Hold Time (Notes 9, 10) tHD:DAT Standard mode 0 µs Fast mode 100 Data Setup Time (Note 11) tSU:DAT Standard mode 250 ns Fast mode 20 + 0.1CB 300 Rise Time of Both SDA and SCL Signals (Note 12) tR Standard mode 20 + 0.1CB 1000 ns Fast mode 20 + 0.1CB 300 Fall Time of Both SDA and SCL Signals (Note 12) tF Standard mode 20 + 0.1CB 300 ns Fast mode 0.6 Setup Time for STOP Condition tSU:STO Standard mode 4.0 µs Capacitive Load for Each Bus Line (Note 12) CB 400 pF I/O Capacitance (SDA, SCL) CI/O (Note 13) 10 pF Oscillator Stop Flag (OSF) Delay tOSF (Note 14) 100 ms 4 of 19 |
Similar Part No. - DS1339U-3+ |
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Similar Description - DS1339U-3+ |
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