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ST2226B 数据表(PDF) 7 Page - Silicon Touch Technology Inc. |
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ST2226B 数据表(HTML) 7 Page - Silicon Touch Technology Inc. |
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7 / 20 page ![]() 點晶科技股份有限公司 SILICON TOUCH TECHNOLOGY INC. ST2226B ST2226B Version :A.002 Page :6 Electrical Characteristics PARAMETER TEST CONDITIONS MIN NOM MAX UNIT High-level digital output voltage, VOH DVDD- 0.5 - - V Low-level digital output voltage, VOL - - 0.5 V Input current, II - - ±1 μA Supply current (Digital) DCLK = 10MHz, GCLK = 10MHz 0.5 mA Supply current (Analog) REXT = 2K 14 mA Voltage reference, VBG Rext = 2KΩ 1.24 1.26 1.28 V Driver output current, IOUT Rext = 2KΩ, VOUT = 2.0V 32.2 mA Driver output leakage current, IOL - - 1 μA Driver current skew between channels, IOL1 VOUT = 2V, I = 40mA - ±3 ±6 % Driver current skew between chips, IOL2 VOUT = 2V, I = 40mA - ±6 ±12 % Switching Characteristics, CL = 15pF, IOUT = 20mA PARAMETER TEST CONDITIONS MIN NOM MAX UNIT Rise time, tr DOUT IOUT - - 10 25 20 40 ns Fall time, tf DOUT IOUT - - 10 25 20 40 ns Propagation delay, td GCLK to IOUT - 5 10 ns |
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