74AHC541BQ データシートの表示（PDF） - NXP Semiconductors.
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74AHC541BQ Datasheet PDF : 16 Pages
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Nexperia
11. Waveforms
74AHC541; 74AHCT541
Octal buffer/line driver; 3-state
VI
An input
GND
VOH
Yn output
VOL
VM
t PHL
VM
Measurement points are given in Table 8.
VOL and VOH are typical voltage output levels that occur with the output load.
Fig 5. Propagation delay input (An) to output (Yn)
t PLH
mna901
VI
OEn input
GND
VCC
output
LOW- to - OFF
OFF- to - LOW
VOL
VOH
output
HIGH - to - OFF
OFF- to - HIGH
GND
VM
t PLZ
t PZL
t PHZ
VX
VY
outputs
enabled
VM
t PZH
outputs
disabled
VM
outputs
enabled
mna902
Measurement points are given in Table 8.
VOL and VOH are typical voltage output levels that occur with the output load.
Fig 6. Enable and disable times
Table 8. Measurement points
Type
74AHC541
74AHCT541
Input
VM
0.5VCC
1.5 V
Output
VM
0.5VCC
0.5VCC
VX
VOL + 0.3 V
VOL + 0.3 V
VY
VOH − 0.3 V
VOH − 0.3 V
74AHC_AHCT541_3
Product data sheet
Rev. 03 — 12 November 2007
© Nexperia B.V. 2017. All rights reserved
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