74HC_HCT02

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Product data sheet

Rev. 5 — 26 November 2015

7 of 15

NXP Semiconductors

74HC02; 74HCT02

Quad 2-input NOR gate

Test data is given in Table 9.

Definitions test circuit:

RT = termination resistance should be equal to output impedance Zo of the pulse generator.

CL = load capacitance including jig and probe capacitance.

Fig 7.

Test circuit for measuring switching times

Table 9.

Test data

Type

Input

Load

Test

VI

tr, tf

CL

74HC02

VCC

6.0 ns

15 pF, 50 pF

tPLH, tPHL

74HCT02

3.0 V

6.0 ns

15 pF, 50 pF

tPLH, tPHL