74HC20D(2018) View Datasheet(PDF) - NXP Semiconductors.
Part Name
Description
Manufacturer
74HC20D Datasheet PDF : 15 Pages
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Nexperia
11. Waveforms
74HC20; 74HCT20
Dual 4-input NAND gate
9,
Q$Q%Q&
Q'LQSXW
*1'
92+
Q<RXWSXW
92/
90
W3+/
9<
90
9;
W7+/
W3/+
W7/+
DDD
Fig 7.
Measurement points are given in Table 8.
VOL and VOH are typical voltage output levels that occur with the output load.
Waveforms showing the input (nA, nB, nC, nD) to output (nY) propagation delays and the output
transition times
Table 8. Measurement points
Type
Input
74HC20
74HCT20
VM
0.5VCC
1.3 V
Output
VM
0.5VCC
1.3 V
VX
0.1VCC
0.1VCC
VY
0.9VCC
0.9VCC
74HC_HCT20
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 4 — 18 November 2015
© Nexperia B.V. 2017. All rights reserved
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