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BU9873NUX-TTR Datasheet(PDF) 6 Page - Rohm |
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BU9873NUX-TTR Datasheet(HTML) 6 Page - Rohm |
6 / 40 page Datasheet Datasheet 6/37 BU9873 TSZ02201-0919AGZ00010-1-2 © 2013 ROHM Co., Ltd. All rights reserved. 13.Sep.2013 REV.001 www.rohm.com TSZ22111・15・001 AC Characteristics Item Symbol VDD ≥1.8V VDD ≥2.5V Unit Min Typ Max Min Typ Max SCL Clock Frequency fSCL 0 - 100 0 - 400 kHz SCL Clock “L” Time tLOW 4.7 - - 1.3 - - μs SCL Clock “H” Time tHIGH 4.0 - - 0.6 - - μs Start Condition Hold Time tHD:STA 4.0 - - 0.6 - - μs Stop Condition Setup Time tSU:STO 4.0 - - 0.6 - - μs Start Condition Setup Time tSU:STA 4.7 - - 0.6 - - μs Data Setup Time tSU:DAT 250 - - 100 - - ns “H” Data Hold Time tHDH:DAT 0 - - 0 - - ns “L” Data Hold Time tHDL:DAT 35 - - 35 - - ns SDA “L” Stable Time After Falling of SCL tPL:DAT - - 2.0 - - 0.9 μs SDA Off Stable Time After Falling of SCL tPZ:DAT - - 2.0 - - 0.9 μs Rising Time of SCL and SDA (Input) tR - - 1000 - - 300 ns Falling Time of SCL and SDA (Input) tF - - 300 - - 300 ns Spike Width that can be Filtered tSP - - 50 - - 50 ns Unless additional specified: VSS=0V, Topt=-40°C to +85°C (Note1) Not 100% TESTED Condition Input data level: VIL=0.2×VDD VIH=0.8×VDD Input data timing reference level: 0.3×VDD/0.7×VDD Output data timing reference level: 0.3×VDD/0.7×VDD Rise/Fall time: ≦20ns Figure 5. Input and output timing Figure 6. Start and stop condition SDA tSU:STA tSU:STO tHD:STA START BIT STOP BIT SCL SDA (INPUT) SDA tHD:STA tHD:DAT tSU:DAT tPL:DAT tPZ:DAT tLOW tHIGH tR tF SCL (OUTPUT) |
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