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IN74AC273 Datasheet(PDF) 4 Page - IK Semicon Co., Ltd |
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IN74AC273 Datasheet(HTML) 4 Page - IK Semicon Co., Ltd |
4 / 6 page IN74AC273 Rev. 00 AC ELECTRICAL CHARACTERISTICS (C =50pF, Input t =t =3.0 ns) L r f VCC * Guaranteed Limits Symbol Parameter V 25 °C -40 °C to 85 °C Unit Min Max Min Max fmax Maximum Clock Frequency (Figure 1) 3.3 5.0 90 140 75 125 MHz tPLH Propagation Delay, Clock to Q (Figure 1) 3.3 5.0 4.0 3.0 12.5 9.0 3.0 2.5 14.0 10.0 ns tPLH Propagation Delay, Clock to Q (Figure 1) 3.3 5.0 4.0 3.0 13.0 10.0 3.5 2.5 14.5 11.0 ns tPHL Propagation Delay, Reset to Q (Figure 2) 3.3 5.0 4.0 3.0 13.0 10.0 3.5 2.5 14.0 10.5 ns CIN Maximum Input Capacitance 5.0 4.5 4.5 pF Typical @25 °C,V CC=5.0 V CPD Power Dissipation Capacitance 50 pF *Voltage Range 3.3 V is 3.3 V ±0.3 V Voltage Range 5.0 V is 5.0 V ±0.5 V TIMING REQUIREMENTS (CL=50pF, Input tr=tf=3.0 ns) VCC * Guaranteed Limits Symbol Parameter V 25 °C -40 °C to 85 °C Unit tsu Minimum Setup Time, Data to Clock (Figure 3) 3.3 5.0 5.5 4.0 6.0 4.5 ns th Minimum Hold Time, Data to Clock (Figure 3) 3.3 5.0 0 1.0 0 1.0 ns tw Minimum Pulse Width, Clock (Figure 1) 3.3 5.0 5.5 4.0 6.0 4.5 ns tw Minimum Pulse Width, Reset (Figure 2) 3.3 5.0 5.5 4.0 6.0 4.5 ns trec Minimum Recovery Time, Reset to Clock (Figure 2) 3.3 5.0 3.5 2.0 4.5 3.0 ns *Voltage Range 3.3 V is 3.3 V ±0.3 V Voltage Range 5.0 V is 5.0 V ±0.5 V |
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