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74ALVC245BQ View Datasheet(PDF) - NXP Semiconductors.

Part Name
Description
Manufacturer
74ALVC245BQ
NXP
NXP Semiconductors. NXP
74ALVC245BQ Datasheet PDF : 14 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
NXP Semiconductors
11. Waveforms
74ALVC245
Octal bus transceiver; 3-state
VI
An, Bn input
GND
VOH
tPLH
Bn, An output
VOL
VM
VM
VM
tPHL
VM
mna176
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, Bn) to output (Bn, An)
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
Supply voltage
Input
VCC
1.65 V to 1.95 V
2.3 V to 2.7 V
2.7 V
VI
VCC
VCC
2.7 V
3.0 V to 3.6 V
2.7 V
VM
0.5 × VCC
0.5 × VCC
1.5 V
1.5 V
Output
VM
0.5 × VCC
0.5 × VCC
1.5 V
1.5 V
VX
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 0.3 V
VOH 0.3 V
74ALVC245_2
Product data sheet
Rev. 02 — 7 January 2008
© NXP B.V. 2008. All rights reserved.
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