The 74HC20; 74HCT20 is a dual 4-input NAND gate. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC.
Features :-
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Complies with JEDEC standard JESD7A
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Low-power dissipation
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Input levels:
For 74HC20: CMOS level
For 74HCT20: TTL level
HBM JESD22-A114F exceeds 2000 V
MM JESD22-A115-A exceeds 200 V
Specified from °C40 °C to +80 °C and from °C40 °C to +125 °C.
Specifications :-
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Supply voltage min : -0.5V
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Supply voltage max : +7V
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Input clamping current max : +20mA
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Output clamping current max : +20mA
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Output current max : +25mA
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Supply current max : 50mA
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Ground current min : -50mA
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Storage temperature min : -65
°C
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Storage temperature max : +150°C
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Total power dissipation max : mW
Package Includes :-
1 X 74HC20 Dual 4-input NAND Gate IC (7420 IC) DIP-14 Package