Nexperia

74HC366; 74HCT366

Hex buffer/line driver; 3-state; inverting

10.1. Waveforms and test circuit

001aaf585

VM

VM

tPHL

tTHL

tTLH

tPLH

VM

VM

nA input

VI

GND

VOH

VOL

nY output

Measurement points are given in Table 10.

VOL and VOH are typical output voltage levels that occur with the output load.

Fig. 6. Propagation delay data input (nA) to output (nY) and output transition time

001aaf586

tPLZ

tPHZ

outputs

disabled

outputs

enabled

VY

VX

VI

GND

VCC

VOL

VOH

GND

outputs

enabled

nY output

LOW-to-OFF

OFF-to-LOW

nY output

HIGH-to-OFF

OFF-to-HIGH

OEn input

VM

VM

tPZL

tPZH

VM

VM

Measurement points are given in Table 10.

VOL and VOH are typical output voltage levels that occur with the output load.

Fig. 7. 3-state enable and disable times

Table 10. Measurement points

Input

Output

Type

VM

VM

VX

VY

74HC366

0.5VCC

0.5VCC

0.1 x VCC

0.9 x VCC

74HCT366

1.3 V

1.3 V

0.1 x VCC

0.9 x VCC

74HC_HCT366

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© Nexperia B.V. 2021. All rights reserved

Product data sheet

Rev. 6 — 17 February 2021

11 / 17