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74LVC245A-Q100 Datasheet PDF : 15 Pages
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Nexperia
74LVC245A-Q100; 74LVCH245A-Q100
Octal bus transceiver; 3-state
10.1. Waveforms and test circuit
VI
An, Bn input
VM
VM
GND
VOH
tPLH
tPHL
Fig. 5.
Bn, An output
VM
VM
VOL
mna176
See Table 8 for measurement points.
VOL and VOH are typical output voltage levels that occur with the output load.
Input (An, Bn) to output (Bn, An) propagation delays and output transition times
Fig. 6.
VI
OE input
VM
GND
VCC
output
LOW-to-OFF
OFF-to-LOW
VOL
VOH
output
HIGH-to-OFF
OFF-to-HIGH
GND
tPLZ
tPZL
t PHZ
VX
VY
VM
t PZH
VM
outputs
enabled
outputs
disabled
outputs
enabled
mna367
See Table 8 for measurement points.
VOL and VOH are typical output voltage levels that occur with the output load.
Enable and disable times
Table 8. Measurement points
Supply voltage
VCC
1.2 V
1.65 V to 1.95 V
2.3 V to 2.7 V
2.7 V
3.0 V to 3.6 V
VM
0.5 × VCC
0.5 × VCC
0.5 × VCC
1.5 V
1.5 V
Input
VI
VCC
VCC
VCC
2.7 V
2.7 V
VX
VOL + 0.15 V
VOL + 0.15 V
VOL + 0.15 V
VOL + 0.3 V
VOL + 0.3 V
VY
VOH - 0.15 V
VOH - 0.15 V
VOH - 0.15 V
VOH - 0.3 V
VOH - 0.3 V
74LVC_LVCH245A_Q100
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 11 September 2018
© Nexperia B.V. 2018. All rights reserved
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