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  • CD74HC390 Maximum clock frequency at Vcc = 3.3 volts

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    Other Parts Discussed in Thread: CD74HC390 I need to divide a 20.48 MHz clock by 20 to realize 1.024MHz clock for an A/D. I originally intended to use a CD74HC390; however the data sheet is a little unclear. According to the data sheet, the f MAX is a function…
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  • RE: SN74HC193-Q1: ESD

    Zhang, 2kV on the sn74HC193 device. We don't have sufficient information on the CD74HC390 device, but I see 1kV for CD74HC family device( CD74HC30). Would this ESD level be sufficient? or could you consider using another device like the CD74HC93…

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