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DM7474 Datasheet(PDF) 3 Page - Fairchild Semiconductor |
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DM7474 Datasheet(HTML) 3 Page - Fairchild Semiconductor |
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3 www.fairchildsemi.com Switching Characteristics at VCC = 5V and TA = 25°C Symbol Parameter From (Input) RL = 400Ω, CL = 15 pF Units To (Output) Min Max fMAX Maximum Clock 15 MHz Frequency tPHL Propagation Delay Time Preset to Q 40 ns HIGH-to-LOW Level Output tPLH Propagation Delay Time Preset to Q 25 ns LOW-to-HIGH Level Output tPHL Propagation Delay Time Clear to Q 40 ns HIGH-to-LOW Level Output tPLH Propagation Delay Time Clear to Q 25 ns LOW-to-HIGH Level Output tPHL Propagation Delay Time Clock to Q or Q 40 ns HIGH-to-LOW Level Output tPLH Propagation Delay Time Clock to Q or Q 25 ns LOW-to-HIGH Level Output |
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