74HC258_4

© NXP B.V. 2008. All rights reserved.

Product data sheet

Rev. 04 — 14 April 2008

7 of 14

NXP Semiconductors

74HC258

Quad 2-input multiplexer; 3-state; inverting

11. Waveforms

Measurement points are given in Table 8.

Fig 6.

Input (nI0, nI1 and S) to output (nY) propagation delays and output transition times

001aab970

S, nI0, nI1

input

nY output

GND

Measurement points are given in Table 8.

Fig 7.

Enable and disable times

OE input

output

LOW to OFF

OFF to LOW

output

HIGH to OFF

OFF to HIGH

001aab971

outputs

enabled

outputs

disabled

outputs

enabled

GND

GND

Table 8.

Measurement points

Input

Output

0.5

0.5

0.1

0.9