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U74HC165G-P16-R Scheda tecnica(PDF) 5 Page - Unisonic Technologies |
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U74HC165G-P16-R Scheda tecnica(HTML) 5 Page - Unisonic Technologies |
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5 / 7 page ![]() U74HC165 CMOS IC UNISONICTECHNOLOGIESCO.,LTD 5 of 7 www.unisonic.com.tw QW-R502-A44.B TIMING REQUIREMENTS(Cont.) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Pulse duration SH/ LD low tw VCC=2V 80 ns VCC=4.5V 16 VCC=6V 14 CLK high or low VCC=2V 80 VCC=4.5V 16 VCC=6V 14 Setup time SH/ LD high before CLK↑ tSU VCC=2V 80 ns VCC=4.5V 16 VCC=6V 14 SER before CLK↑ VCC=2V 40 VCC=4.5V 8 VCC=6V 7 CLK INH low before CLK↑ VCC=2V 100 VCC=4.5V 20 VCC=6V 17 CLK INH high before CLK↑ VCC=2V 40 VCC=4.5V 8 VCC=6V 7 Data before SH/ LD ↓ VCC=2V 100 VCC=4.5V 20 VCC=6V 17 Hold time SER data after CLK↑ th VCC=2V 5 ns VCC=4.5V 5 VCC=6V 5 PAR data after SH/ LD ↓ VCC=2V 5 VCC=4.5V 5 VCC=6V 5 SWITCHING CHARACTERISTICS (tr = tf = 6ns, CL=50pF, TA =25°C, unless otherwise specified) PARAMETER SYMBOL VCC MIN TYP MAX UNIT Minimum Frequency Response fmax VCC=2V 6 13 ns VCC=4.5V 31 50 VCC=6V 36 62 Propagation delay from input (SH/ LD ) to output(QH or H Q) tPD VCC=2V 80 150 ns VCC=4.5V 20 30 VCC=6V 16 26 Propagation delay from input (CLK) to output(QH or H Q) VCC=2V 75 150 VCC=4.5V 15 30 VCC=6V 13 26 Propagation delay from input (H) to output(QH or H Q) VCC=2V 75 150 VCC=4.5V 15 30 VCC=6V 13 26 To Output(Any) tt VCC=2V 38 75 ns VCC=4.5V 8 15 VCC=6V 6 13 OPERATING CHARACTERISTICS (TA =25°C , unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Power Dissipation Capacitance CPD No load 75 pF |
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