M54/74HCT160/161 M54/74HCT162/163 SYNCHRONOUS PRESETTABLE 4-BIT COUNTER .
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HIGH SPEED fMAX = 50 MHz (TYP.) AT VCC = 5 V LOW POWER DISSIPATION ICC = 4 µA (MAX.) AT 25 °C OUTPUT DRIVE CAPABILITY 10 LSTTL LOADS BALANCED PROPAGATION DELAYS tPLH = tPHL SYMMETRICAL OUTPUT IMPEDANCE IOH = IOL = 4 mA (MIN.) COMPATIBLE WITH TTL OUTPUTS VIH = 2V (MIN.); VIL = 0.8V (MAX.) PIN AND FUNCTION COMPATIBLE WITH 54/74LS160 ∼ 163 B1R (Plastic Package) F1R (Ceramic Package) M1R (Micro Package) C1R (