74LVT14D 查看數據表（PDF） - NXP Semiconductors.
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74LVT14D Datasheet PDF : 13 Pages
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NXP Semiconductors
10. Dynamic characteristics
Table 7. Dynamic characteristics
Voltages are referenced to GND (ground = 0 V). For test circuit see Figure 8.
Symbol Parameter
Conditions
tPLH
LOW to HIGH propagation delay
tPHL
HIGH to LOW propagation delay
nA to nY
VCC = 2.7 V
VCC = 3.3 V + 0.3 V
nA to nY
VCC = 2.7 V
VCC = 3.3 V + 0.3 V
[1] Typical values are measured at Tamb = 25 °C and VCC = 3.3 V.
11. Waveforms
74LVT14
3.3 V hex inverter Schmitt trigger
−40 °C to +85 °C
Unit
Min Typ[1] Max
-
-
6.9 ns
1.0
3.8
5.7 ns
-
-
4.1 ns
1.0
3.2
4.5 ns
VI
nA input
GND
VOH
nY output
VOL
VM
t PHL
VM
VM
t PLH
VM
mna344
Fig 6.
See Table 8 for measurement points.
VOL and VOH are typical output voltage levels that occur with the output load.
nA Input to nY output propagation delays
VO
VT+
VI
VH
VT−
VH
VT−
VT+
VI
mna207
a. Transfer characteristics
Fig 7. Definition of VT+, VT− and VH
VO
b. Voltage levels
mna208
74LVT14_2
Product data sheet
Rev. 02 — 25 April 2008
© NXP B.V. 2008. All rights reserved.
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