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