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74LCX240SJX View Datasheet(PDF) - Fairchild Semiconductor

Part Name
Description
Manufacturer
74LCX240SJX Datasheet PDF : 10 Pages
1 2 3 4 5 6 7 8 9 10
AC Loading and Waveforms Generic for LCX Family
FIGURE 1. AC Test Circuit
(CL includes probe and jig capacitance)
Test
tPLH, tPHL
tPZL, tPLZ
tPZH,tPHZ
Switch
Open
6V at VCC 3.3 r 0.3V
VCC x 2 at VCC 2.5 r 0.2V
GND
Waveform for Inverting and Non-Inverting Functions
3-STATE Output Low Enable and
Disable Times for Logic
Propagation Delay, Pulse Width and trec Waveforms
Setup Time, Hold TIme and Recovery TIme for Logic
3-STATE Output High Enable and
Disable TImes for Logic
trise and tfall
FIGURE 2. Waveforms
(Input Pulse Characteristics; f = 1MHz, tr = tf = 3ns)
Symbol
Vmi
Vmo
Vx
Vy
3.3V r 0.3V
1.5V
1.5V
VOL  0.3V
VOH  0.3V
VCC
2.7V
1.5V
1.5V
VOL  0.3V
VOH  0.3V
2.5V r 0.2V
VCC/2
VCC/2
VOL  0.15V
VOH  0.15V
5
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