74ALVC14 Ver la hoja de datos (PDF) - Philips Electronics

Número de pieza

componentes Descripción

Lista de partido

74ALVC14

Hex inverting Schmitt trigger

Philips Electronics 

Philips Semiconductors

74ALVC14

Hex inverting Schmitt trigger

VCC

VI

PULSE

GENERATOR

VO

D.U.T.

RT

VEXT

RL

CL

RL

mna616

Fig 7.

Test data is given in Table 9.

Definitions test circuit:

RT = Termination resistance should be equal to output impedance Zo of the pulse generator.

CL = Load capacitance including jig and probe capacitance.

RL = Load resistor.

VEXT = Test voltage for switching times.

Load circuitry for switching times

Table 10: Test data

Supply

VCC

1.65 V to 1.95 V

2.3 V to 2.7 V

2.7 V

3.0 V to 3.6 V

Input

VI

VCC

VCC

2.7 V

2.7 V

tr, tf

≤ 2.0 ns

≤ 2.0 ns

≤ 2.5 ns

≤ 2.5 ns

Load

CL

30 pF

30 pF

50 pF

50 pF

RL

1 kΩ

500 Ω

500 Ω

500 Ω

VEXT

tPLH, tPHL

open

open

open

open

13. Transfer characteristics

Table 11: Transfer characteristics

The VIH and VIL from the family static characteristics are superseded by the VT+ and VT−.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

Tamb = −40 °C to +85 °C [1]

VT+

positive-going threshold

VCC = 1.65 V

VCC = 1.95 V

0.7 0.98 1.24 V

0.75 1.12 1.46 V

VCC = 2.3 V

0.9 1.27 1.7 V

VCC = 2.7 V

VCC = 3.0 V

1.0 1.43 2.0 V

[2] 1.1 1.56 2.0 V

VCC = 3.6 V

1.1 1.81 2.0 V

VT−

negative-going threshold VCC = 1.65 V

VCC = 1.95 V

0.41 0.64 0.9 V

0.49 0.76 1.1 V

VCC = 2.3 V

0.6 0.90 1.3 V

VCC = 2.7 V

VCC = 3.0 V

0.7 1.06 1.4 V

[2] 0.8 1.19 1.5 V

VCC = 3.6 V

0.8 1.42 1.7 V

9397 750 14592

Product data sheet

Rev. 03 — 15 February 2005

© Koninklijke Philips Electronics N.V. 2005. All rights reserved.

8 of 16

Share Link: