HD74HC20 - Hitachi Semiconductor

HD74HC20 Dual 4-input NAND Gates

HD74HC20 Dual 4-input NAND Gates Features • • • • • High Speed Operation: tpd = 9 ns typ (CL = 50 pF) 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 1B NC 1C 1D 1Y GND 1 2 3 4 5 6 7 (Top view) 14 VCC 13 2.

Features

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• High Speed Operation: tpd = 9 ns typ (CL = 50 pF) 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 1B NC 1C 1D 1Y GND 1 2 3 4 5 6 7 (Top view) 14 VCC 13 2D 12 2C 11 NC 10 2B 9 8 2A 2Y HD74HC20 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 mA I OL = 5.2 mA Vin = VCC or GND Vin = VCC or GND, Iout = 0 µA V I OH =
  –4 mA I OH =
  –5.