74AHCT245 データシートの表示（PDF） - NXP Semiconductors.
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74AHCT245 Datasheet PDF : 16 Pages
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NXP Semiconductors
74AHC245; 74AHCT245
Octal bus transceiver; 3-state
VI
OE 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
VM
t PZH
VM
outputs
enabled
outputs
disabled
outputs
enabled
mna367
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
74AHC245
74AHCT245
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_AHCT245_3
Product data sheet
Rev. 03 — 25 September 2007
© NXP B.V. 2007. All rights reserved.
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