74LVC3G17GT 查看數據表（PDF） - Philips Electronics
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74LVC3G17GT Datasheet PDF : 16 Pages
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Philips Semiconductors
74LVC3G17
Triple non-inverting Schmitt trigger with 5 V tolerant input
Table 12: Transfer characteristics …continued
Voltages are referenced to GND (ground = 0 V).
Symbol Parameter
Conditions
VH
hysteresis
(VT+ − VT−)
Tamb = −40 °C to +125 °C
VT+
positive-going
threshold
VT−
negative-going
threshold
VH
hysteresis
(VT+ − VT−)
see Figure 8, 9 and 10
VCC = 1.8 V
VCC = 2.3 V
VCC = 3.0 V
VCC = 4.5 V
VCC = 5.5 V
see Figure 8 and 9
VCC = 1.8 V
VCC = 2.3 V
VCC = 3.0 V
VCC = 4.5 V
VCC = 5.5 V
see Figure 8 and 9
VCC = 1.8 V
VCC = 2.3 V
VCC = 3.0 V
VCC = 4.5 V
VCC = 5.5 V
see Figure 8, 9 and 10
VCC = 1.8 V
VCC = 2.3 V
VCC = 3.0 V
VCC = 4.5 V
VCC = 5.5 V
[1] All typical values are measured at Tamb = 25 °C.
16. Waveforms transfer characteristics
Min
Typ
Max Unit
0.15 0.49 1.00 V
0.25 0.60 1.10 V
0.40 0.73 1.20 V
0.60 0.92 1.50 V
0.70 1.02 1.70 V
0.70 -
1.00 -
1.30 -
1.90 -
2.20 -
0.25 -
0.40 -
0.60 -
1.00 -
1.20 -
0.15 -
0.25 -
0.40 -
0.60 -
0.70 -
1.70 V
2.00 V
2.40 V
3.30 V
3.80 V
1.10 V
1.35 V
1.70 V
2.20 V
2.50 V
1.20 V
1.30 V
1.40 V
1.70 V
1.90 V
VO
VT+
VI
VH
VT−
9397 750 14544
Product data sheet
VH
VT−
VT+
VI
mnb154
Fig 8. Transfer characteristic
VO
mnb155
VT+ and VT− limits at 70 % and 20 %.
Fig 9. Definition of VT+, VT− and VH
Rev. 03 — 31 January 2005
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
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