MC74LCX138 Datasheet, PDF (5/8 Pages) Motorola, Inc – Low-Voltage CMOS 1-of-8 Decoder/Demultiplexer With 5V-Tolerant Inputs

MC74LCX138
An, E3 ^1.5V
tPHL
On
2.7V
1.5V
0V
tPLH
VOH
1.5V
1.5V
VOL
WAVEFORM 1: PROPAGATION DELAYS FOR INVERTING OUTPUTS
An, E1, E2 ^1.5V
tPHL
On
2.7V
1.5V
0V
tPLH
VOH
1.5V
1.5V
VOL
WAVEFORM 2: PROPAGATION DELAYS FOR NON–INVERTING OUTPUTS
Figure 1. AC Waveforms
VCC
PULSE
GENERATOR
DUT
RT
CL
RL
CL = 50pF or equivalent (Includes jig and probe capacitance)
RL = R1 = 500Ω or equivalent
RT = ZOUT of pulse generator (typically 50Ω)
Figure 2. Test Circuit
LCX DATA
5
BR1339 — REV 3
MOTOROLA