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PI2DPX2063 bảng dữ liệu(PDF) 17 Page - Diodes Incorporated |
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PI2DPX2063 bảng dữ liệu(HTML) 17 Page - Diodes Incorporated |
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17 / 36 page ![]() A Product Line of Diodes Incorporated PI2DPX2063 17 July 2022 © 2022 Copyright Diodes Incorporated. All Rights Reserved. PI2DPX2063 Document Number DS43839 Rev 2-2 www.diodes.com I2C Electrical Specification and Timing Characteristics of the SDA and SCL I/O Stages Symbol Parameter Conditions This Silicon Fast-Mode Plus Units Min. Max. Min. Max. VIL LOW-level input voltage −0.5 0.3VDD −0.5 0.3VDD V VIH HIGH-level input voltage 0.7VDD 0.7VDD V Vhys Hysteresis of Schmitt trigger inputs 0.05VDD 0.05VDD V VOL1 LOW-level output voltage 1 Open-drain or open-col- lector at 3mA sink current; VDD >2V 0 0.4 0 0.4 V IOL LOW-level output current VOL =0.4V 20 20 mA tof output fall time from VIHmin to VILmax 12 120 20×(VDD /5.5V) 120 ns tSP Pulse width of spikes that must be suppressed by the input filter 0 50 0 50 ns Ii Input current each I/O pin 0.1VDD <VI < 0.9VDDmax −10 +10 −10 +10 uA Ci Capacitance for each I/O pin 10 10 pF Characteristics of the SDA and SCL Bus Lines the Devices Symbol Parameter Conditions This Silicon Fast-Mode Plus Units Min. Max. Min. Max. fSCL SCL clock frequency 10 1000 0 1000 kHz tHD;STA Hold time (repeated) START condition After this period, the first clock pulse is generated. 0.26 0.26 us tLOW LOW period of the SCL clock 0.5 0.5 us tHIGH HIGH period of the SCL clock 0.26 0.26 us tSU;STA Set-up time for a repeated START condition 0.26 0.26 us tSU;DAT Data set-up time 50 50 ns tr Rise time of both SDA and SCL signals 120 120 ns tf Fall time of both SDA and SCL signals 12 120 20×(VDD /5.5V) 120 ns tSU;STO Set-up time for STOP condi- tion 0.26 0.26 us tBUF Bus free time between a STOP and START condition 0.5 0.5 us |
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