December 1990

7

Philips Semiconductors

Product specification

Quad 2-input NAND gate

74HC/HCT03

AC WAVEFORMS

Fig.6

Waveforms showing the input (nA, nB) to output (nY) propagation delays and the output transition times.

TEST CIRCUIT AND WAVEFORMS

Fig.7 Test circuit (open drain)

Fig.8 Input pulse definitions.

Definitions for Figs. 7, 8:

= load capacitance including jig and probe

capacitance

(see AC CHARACTERISTICS for values).

= termination resistance should be equal to the

FAMILY AMPLITUDE

PULSE

WIDTH

OTHER

74HC

50%

< 2 ns

6 ns

74HCT

3.0 V

1.3 V

< 2 ns

6 ns