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CD74HCT126M Scheda tecnica(PDF) 5 Page - Texas Instruments |
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CD74HCT126M Scheda tecnica(HTML) 5 Page - Texas Instruments |
5 / 7 page 5 Switching Specifications Input tr, tf = 6ns PARAMETER SYMBOL TEST CONDITIONS VCC (V) 25oC -40oC TO 85oC -55oCTO125oC UNITS TYP MAX MAX MAX HC TYPES Propagation Delay Data to Outputs tPLH, tPHL CL = 50pF 2 - 100 125 150 ns 4.5 - 20 25 30 ns CL = 15pF 5 8 - - - ns CL = 50pF 6 - 17 21 36 ns Enable Delay Time tPZL, tPZH CL = 50pF 2 - 125 155 190 ns 4.5 - 25 31 38 ns CL = 15pF 5 10 - - - ns CL = 50pF 6 - 21 26 32 ns Disabling Delay Time tPLZ, tPHZ CL = 50pF 2 - 125 155 190 ns CL = 50pF 4.5 - 25 31 38 ns CL = 15pF 5 10 - - - ns CL = 50pF 6 - 21 26 32 ns Output Transition Times tTLH, tTHL CL = 50pF 2 - 60 75 90 ns 4.5 - 12 15 18 ns 6 - 10 13 15 ns Input Capacitance CI -- - 10 10 10 pF Three-State Output Capacitance CO -- - 20 20 20 pF Power Dissipation Capacitance (Notes 5, 6) CPD - 5 30 - - - pF HCT TYPES Propagation Delay Time to Outputs tPLH, tPHL CL = 50pF 4.5 - 24 30 36 ns CL = 15pF 5 9 - - - ns Output Enable Time tPZL, tPZH CL = 50pF 4.5 - 25 31 38 ns CL = 15pF 5 10 - - - ns Output Disabling Time tPLZ, tPHZ CL = 50pF 4.5 - 28 35 42 ns CL = 15pF 5 11 - - - ns Output Transition Times tTLH, tTHL CL = 50pF 4.5 - 12 15 18 ns Input Capacitance CI -- - 10 10 10 pF Three-State Output Capacitance CO -- - 20 20 20 pF Power Dissipation Capacitance (Notes 5, 6) CPD - 5 36 - - - pF NOTES: 5. CPD is used to determine the dynamic power consumption, per multiplexer. 6. PD = VCC 2 f i (CPD + CL) where fi = Input Frequency, CL = Output Load Capacitance, VCC = Supply Voltage. CD74HC126, CD74HCT126 |
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