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FUSB302MPX. 数据表(PDF) 17 Page - ON Semiconductor |
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FUSB302MPX. 数据表(HTML) 17 Page - ON Semiconductor |
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17 / 35 page ![]() © 2015 Semiconductor Components Industries, LLC. www.fairchildsemi.com FUSB302 • Rev. 2 17 www.onsemi.com I2C Specifications Fast Mode Plus I2C Specification Symbol Parameter Fast Mode Plus Min. Max. Unit fSCL I2C_SCL Clock Frequency 0 1000 kHz tHD;STA Hold Time (Repeated) START Condition 0.26 µs tLOW Low Period of I2C_SCL Clock 0.5 µs tHIGH High Period of I2C_SCL Clock 0.26 µs tSU;STA Set-up Time for Repeated START Condition 0.26 µs tHD;DAT Data Hold Time 0 µs tSU;DAT Data Set-up Time 50 ns tr Rise Time of I2C_SDA and I2C_SCL Signals(8) 120 ns tf Fall Time of I2C_SDA and I2C_SCL Signals(8) 6 120 ns tSU;STO Set-up Time for STOP Condition 0.26 µs tBUF Bus-Free Time between STOP and START Conditions(8) 0.5 µs tSP Pulse Width of Spikes that Must Be Suppressed by the Input Filter 0 50 ns Cb Capacitive Load for each Bus Line(8) 550 pF tVD-DAT Data Valid Time for Data from SCL LOW to SDA HIGH or LOW Output(8) 0 0.45 µs tVD-ACK Data Valid Time for acknowledge from SCL LOW to SDA HIGH or LOW Output(8) 0 0.45 µs VnL Noise Margin at the LOW Level(8) 0.2 V VnH Noise Margin at the HIGH Level(8) 0.4 V Note: 8. Guaranteed by characterization. Not production tested. |
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