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CD74HC4049MG4 Datasheet(PDF) 4 Page - Texas Instruments |
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CD74HC4049MG4 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 10 page 4 Quiescent Device Current ICC VCC or GND 0 6 - - 2 - 20 - 40 µA DC Electrical Specifications (Continued) PARAMETER SYMBOL TEST CONDITIONS VCC (V) 25oC –40oC TO 85oC –55oC TO 125oC UNITS VI (V) IO (mA) MIN TYP MAX MIN MAX MIN MAX Switching Specifications Input tr, tf = 6ns PARAMETER SYMBOL TEST CONDITIONS VCC (V) 25oC –40oC TO 85oC –55oC TO 125oC UNITS MIN TYP MAX MIN MAX MIN MAX HC TYPES Propagation Delay, nA to nY HC4049 nA to nY HC4050 tPLH, tPHL CL = 50pF 2 - - 85 - 105 - 130 ns 4.5 - - 17 - 21 - 26 ns 6 - - 14 - 18 - 22 ns CL = 15pF 5 - 6 - - - - - ns Transition Times (Figure 1) tTLH, tTHL CL = 50pF 2 - - 75 - 95 - 110 ns 4.5 - - 15 - 19 - 22 ns 6 - - 13 - 16 - 19 ns Input Capacitance CI - - - - 10 - 10 - 10 pF Power Dissipation Capacitance (Notes 2, 3) CPD -5 - 35 - - - - - pF NOTES: 2. CPD is used to determine the dynamic power consumption, per gate. 3. PD = VCC 2 f i (CPD + CL) where fi = Input Frequency, CL = Output Load Capacitance, VCC = Supply Voltage. Test Circuit and Waveform FIGURE 1. HC AND HCU TRANSITION TIMES AND PROPAGATION DELAY TIMES, COMBINATION LOGIC tPHL tPLH tTHL tTLH 90% 50% 10% 50% 10% INVERTING OUTPUT INPUT GND VCC tr = 6ns tf = 6ns 90% CD54HC4049, CD74HC4049, CD54HC4050, CD74HC4050 |
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