List of figures

M74HC259

List of figures

Figure 1: Pin connections and IEC logic symbols ......................................................................................5

Figure 2: Input and output equivalent circuit...............................................................................................6

Figure 3: Logic diagram ..............................................................................................................................7

Figure 4: Test circuit .................................................................................................................................11

Figure 5: Waveform 1: propagation delay time (f = 1 MHz; 50% duty cycle) ...........................................12

Figure 6: Waveform 2: propagation delay time (f = 1 MHz; 50% duty cycle) ..........................................12

Figure 7: Waveform 3: minimum pulse width (G), setup and hold time (D to G) (f = 1 MHz; 50% duty

cycle).........................................................................................................................................................13

Figure 8: Waveform 4: minimum pulse width (CLR) (f = 1 MHz; 50% duty cycle) ...................................13

Figure 9: Waveform 5: setup and hold time (f = 1 MHz; 50 duty cycle)....................................................14

Figure 10: Waveform 6: input waveforms (f = 1 MHz; 50% duty cycle)....................................................14

Figure 11: Plastic SO16 package mechanical outline ..............................................................................15

Figure 12: TSSOP16 package mechanical outline ...................................................................................17

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