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74LV273DB Arkusz danych(PDF) 4 Page - NXP Semiconductors |
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74LV273DB Arkusz danych(HTML) 4 Page - NXP Semiconductors |
4 / 12 page Philips Semiconductors Product specification 74LV273 Octal D-type flip-flop with reset; positive edge-trigger 1998 May 29 4 FUNCTIONAL DIAGRAM 17 D6 16 18 19 D7 Q6 Q7 8D3 SV00369 3 4 76 5 2 9 13 12 14 15 D0 D1 D2 D4 D5 Q0 Q1 Q2 Q3 Q4 Q5 FF0 to FF7 MR 1 11 CP FUNCTION TABLE OPERATING MODES INPUTS OUTPUTS OPERATING MODES MR CP Dn Q0 to Q7 Reset (clear) L X X L Load (‘1’) H ↑ h H Load (‘0’) H ↑ l L H = HIGH voltage level h = HIGH voltage level one set-up time prior to the LOW-to-HIGH CP transition L = LOW voltage level l = LOW voltage level one set-up time prior to the LOW-to-HIGH CP transition ↑ = LOW–to–HIGH clock transition X = Don’t care RECOMMENDED OPERATING CONDITIONS SYMBOL PARAMETER CONDITIONS MIN TYP. MAX UNIT VCC DC supply voltage See Note1 1.0 3.3 5.5 V VI Input voltage 0 – VCC V VO Output voltage 0 – VCC V Tamb Operating ambient temperature range in free air See DC and AC characteristics –40 –40 +85 +125 °C tr, tf Input rise and fall times VCC = 1.0V to 2.0V VCC = 2.0V to 2.7V VCC = 2.7V to 3.6V VCC = 3.6V to 5.5V – – – – – – – 500 200 100 50 ns/V NOTES: 1. The LV is guaranteed to function down to VCC = 1.0V (input levels GND or VCC); DC characteristics are guaranteed from VCC = 1.2V to VCC = 5.5V. |
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