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ITT - Index of

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<strong>ITT</strong>54195, <strong>ITT</strong>74195<br />

4-BIT PARALLEL-ACCESS SHI FT REGISTERS<br />

recommended operating conditions<br />

<strong>ITT</strong>54195<br />

<strong>ITT</strong>74195<br />

Min Nom Max Min Nom Max Unit<br />

Supply voltage. VCC 4.5 5 5.5 4.75 5 5.25 V<br />

Normalized fan-out from each output. N High logic level 20 20<br />

Low logic level 10 10<br />

Input clock frequency. fclock 0 30 0 30 MH2<br />

Width <strong>of</strong> clock input pulse. tw(clock) 16 16 ns<br />

Width <strong>of</strong> clear input pulse. tw(clear) 12 12 ns<br />

Setup time. tsetup (see Figure 1) Shift/load 25 25<br />

Serial and<br />

parallel data 15 15 ns<br />

Clear<br />

inactive-state 25 25<br />

Shift/load release time. trelease 10 10 ns<br />

Serial and parallel data hold time. 0 0 ns<br />

thold<br />

Operating free-air temperature. T A -55 125 0 70 °c<br />

3-243

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