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74VHC244 Datasheet(PDF) 9 Page - Nexperia B.V. All rights reserved

Part No. 74VHC244
Description  Octal buffer/line driver; 3-state
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Maker  NEXPERIA [Nexperia B.V. All rights reserved]
Homepage  https://www.nexperia.com/
Logo NEXPERIA - Nexperia B.V. All rights reserved

74VHC244 Datasheet(HTML) 9 Page - Nexperia B.V. All rights reserved

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74VHC_VHCT244_1
Product data sheet
Rev. 01 — 17 August 2009
9 of 16
Nexperia
74VHC244; 74VHCT244
Octal buffer/line driver; 3-state
Measurement points are given in Table 8.
VOL and VOH are typical voltage output levels that occur with the output load.
Fig 7.
enable and disable times
001aae014
tPLZ
tPHZ
outputs
disabled
outputs
enabled
VY
VX
outputs
enabled
nYn output
LOW-to-OFF
OFF-to-LOW
nYn output
HIGH-to-OFF
OFF-to-HIGH
nOE input
VI
VOL
VOH
VCC
VM
GND
GND
tPZL
tPZH
VM
VM
Table 8.
Measurement points
Type
Input
Output
VM
VM
VX
VY
74VHC244
0.5VCC
0.5VCC
VOL + 0.3 V
VOH − 0.3 V
74VHCT244
1.5 V
0.5VCC
VOL + 0.3 V
VOH − 0.3 V
© Nexperia B.V. 2017. All rights reserved


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