HD74HC14
HD74HC14 is Hex Schmitt-trigger Inverters manufactured by Hitachi Semiconductor.
Features
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- 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 1Y 2A 2Y 3A 3Y GND
1 2 3 4 5 6 7 (Top view)
14 VCC 13 6A 12 6Y 11 5A 10 5Y 9 8 4A 4Y
DC Characteristics
Ta = 25°C Item Symbol Ta =
- 40 to +85°C Max 1.5 3.15 4.2
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- 1.2 2.25 3.0
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- 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 V Unit V Test Conditions
VCC (V) Min Typ Max Min 2.0 4.5 6.0
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- -
- - 1.5
- Threshold voltage VIH
- 4.2
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- 1.2
- 0.3 0.9 1.2 0.2
2.0 4.5 6.0
- 0.9
- 1.2
- 0.2
- 0.4
- 0.6
- Hysteresis voltage VH
2.0 4.5 6.0
2.25 0.4 3.0 0.6 1.9 4.4 5.9 4.13...