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CD74HC7266 Datasheet(PDF) 4 Page - Texas Instruments |
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CD74HC7266 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 5 page ![]() 4 Input Leakage Current II VCC or GND -6 - - ±0.1 - ±1- ±1 µA Quiescent Device Current (Note) ICC VCC or GND 0 6 - - 2 - 20 - 40 µA NOTE: 4. For dual-supply systems theorectical worst case (VI = 2.4V, VCC = 5.5V) specification is 1.8mA. 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 TYP MAX MAX MAX HC TYPES Propagation Delay tPLH, tPHL CL = 50pF 2 - 115 145 150 ns 4.5 - 23 29 35 ns 6 - 30 25 30 ns Propagation Delay Time, Any Input tPLH, tPHL CL = 15pF 5 9 - - - ns Output 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 CIN -- - 10 10 10 pF Power Dissipation Capacitance CPD CL = 15pF 5 33 - - - pF NOTE: 5. CPD is used to determine the dynamic power consumption per gate, 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% CD74HC7266 |