Datenblatt-Suchmaschine für elektronische Bauteile |
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M74HC194M1R Datenblatt(PDF) 6 Page - STMicroelectronics |
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M74HC194M1R Datenblatt(HTML) 6 Page - STMicroelectronics |
6 / 12 page AC ELECTRICAL CHARACTERISTICS (CL =50 pF, Input tr =tf =6 ns) Symbol Parameter Test Conditions Value Unit VCC (V) TA =25 oC 54HC and 74HC -40 to 85 oC 74HC -55 to 125 oC 54HC Min. Typ. Max. Min. Max. Min. Max. tTLH tTHL Output Transition Time 2.0 30 75 95 115 ns 4.5 8 151923 6.0 7 131620 tPLH tPHL Propagation Delay Time (CLOCK - Q) 2.0 48 115 145 175 ns 4.5 15 23 29 35 6.0 13 20 25 30 tPHL Propagation Delay Time (CLEAR - Q) 2.0 52 125 155 190 ns 4.5 17 25 31 38 6.0 15 21 26 32 fMAX Maximum Clock Frequency 2.0 6.2 13 5.0 4.2 MHz 4.5 31 50 25 21 6.0 37 59 30 25 tW(H) tW(L) Minimum Pulse Width (CLOCK) 2.0 20 75 95 110 ns 4.5 5 151922 6.0 4 131619 tW(L) Minimum Pulse Width (CLEAR) 2.0 24 75 95 110 ns 4.5 6 151922 6.0 5 131619 ts Minimum Set-up Time (SI, PI - CK) 2.0 20 75 95 110 ns 4.5 5 151922 6.0 4 131620 ts Minimum Set-up Time (S0, S1 - CK) 2.0 28 75 95 110 ns 4.5 7 151923 6.0 6 131620 th Minimum Hold Time 2.0 0 0 0 ns 4.5 0 0 0 6.0 0 0 0 tREM Minimum Removal Time 2.0 5 5 5 ns 4.5 5 5 5 6.0 5 5 5 CIN Input Capacitance 5 10 10 10 pF CPD (*) Power Dissipation Capacitance 85 pF (*) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load. (Refer to Test Circuit). Average operting current can be obtained by the following equation. ICC(opr) = CPD •VCC •fIN +ICC M54/M74HC194 6/12 |
Ähnliche Teilenummer - M74HC194M1R |
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Ähnliche Beschreibung - M74HC194M1R |
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