74ALVC14PW datasheet(9/16 Pages) PHILIPS

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9397 750 14592

Product data sheet

Rev. 03 — 15 February 2005

9 of 16

Philips Semiconductors

74ALVC14

Hex inverting Schmitt trigger

[1]

All typical values are measured at Tamb = 25 °C.

[2]

The typical transfer characteristic is displayed in Figure 9.

14. Waveforms transfer characteristics

hysteresis (VT+ − VT−)VCC = 1.65 V

0.25

0.34

0.62

VCC = 1.95 V

0.25

0.36

0.62

VCC = 2.3 V

0.3

0.36

1.0

VCC = 2.7 V

0.3

0.38

1.1

VCC = 3.0 V

[2] 0.3

0.37

1.2

VCC = 3.6 V

0.3

0.40

1.2

Table 11:

Transfer characteristics …continued

The VIH and VIL from the family static characteristics are superseded by the VT+ and VT−.

Voltages are referenced to GND (ground = 0 V); see Figure 8.

Symbol Parameter

Conditions

Min

Typ

Max

Unit

VT− at 20 % and VT+ at 70 %

Fig 8.

Deﬁnition of VT+, VT− and VH

VCC = 3.0 V.

Fig 9.

Typical transfer characteristic

mna207

VT+

VT−

mna208

VT+

VT−

0.6

1.2

mna582

1.8

2.4

VI (V)

ICC

(mA)

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