HD74HC51 Datasheet | Hitachi Semiconductor

Features - - - - - High Speed Operation: tpd = 10.5 ns typ (CL = 50 p F) High Output Current: Fanout of 10 LSTTL Loads Wide Operating Voltage: VCC = 2 to 6 V Low Input Current: 1 µA max Low Quiescent Supply Current: ICC (static) = 1 µA max (Ta = 25°C) Pin Arrangement 1A 1 2A 2 2B 3 2C 4 2D 5 2Y 6 GND 7 (Top view) 14 VCC 13 1C 12 1B 11 1F 10 1E 9 1D 8 1Y DC Characteristics Ta = 25°C Item Input voltage Symbol VIH Ta = - 40 to +85°C Max - - - 0.5 1.35 1.8 - - - - - 0.1 0.1 0.1 0.33 0.33 ±1.0 10 µA µA I OL = 4 m A I OL = 5.2 m A Vin = VCC or GND Vin = VCC or GND, Iout = 0 µA V I OH = - 4 m A I OH = - 5.2 m A Vin = VIH or VIL I OL = 20 µA V Vin = VIH or VIL I OH = - 20 µA V Unit V Test Conditions VCC (V) Min Typ Max Min 2.0 4.5 6.0 1.5 - 3.15 - 4.2 - - - - - - - - - - 0.5 1.5 3.15 4.2 - VIL 2.0 4.5 6.0 - 1.8 - 1.9 4.4 5.9 4.13 5.63 - - - Output voltage 2.0 4.5 6.0 4.5 6.0 1.9 2.0 - 4.4 4.5 - 5.9 6.0 - 4.18 -...