74LCXZ16244 Datasheet, PDF (6/10 Pages) Fairchild Semiconductor – Low Voltage 16-Bit Buffer/Line Driver with 5V Tolerant Inputs and Outputs

AC LOADING and WAVEFORMS Generic for LCX Family
FIGURE 1. AC Test Circuit (C_L includes probe and jig capacitance)
V_I
6V for V_CC = 3.3V, 2.7V
C_L
50 pF
Waveform for Inverting and Non-Inverting Functions
3-STATE Output High Enable and
Disable Times for Logic
Propagation Delay. Pulse Width and t_rec Waveforms
Setup Time, Hold Time and Recovery Time for Logic
3-STATE Output Low Enable and
Disable Times for Logic
t_rise and t_fall
FIGURE 2. Waveforms
(Input Characteristics; f = 1 MHz, t_r = t_f = 3 ns)
Symbol
V_mi
V_mo
V_x
V_y
V_CC
3.3V ± 0.3V
2.7V
1.5V
1.5V
1.5V
1.5V
V_OL + 0.3V
V_OH − 0.3V
V_OL + 0.3V
V_OH − 0.3V
www.fairchildsemi.com
6