74LVC139 Philips, 74LVC139 Datasheet - Page 6

• Manufacturer Part Number: 74LVC139
• Description: Dual 2-to-4 line decoder/demultiplexer
• Manufacturer: Philips

Philips Semiconductors
AC WAVEFORMS
V
V
V
output load.
1998 Apr 28
Figure 2. Enable input (nE) to output (nYn) propagation delays.
M
M
OL
Dual 2-to-4 line decoder/demultiplexer
= 1.5 V at V
= 0.5
and V
Figure 1. Input (nA) to output (nY) propagation delays.
nY OUTPUT
nY OUTPUTS
nI
INPUTS
0
, nI
OH
V OH
V
GND
V OL
E INPUT
1
CC
, S
V
are the typical output voltage drop that occur with the
V OH
GND
V OL
I
CC
at V
V
t PHL
I
w 2.7 V
CC
t PHL
< 2.7 V
V M
V M
V M
V M
SV00561
SV00562
t PLH
t PLH
6
TEST CIRCUIT
GENERATOR
PULSE
SWITCH POSITION
t
PLH/
TEST
Figure 3. Load circuitry for switching times.
t
PHL
Open
V
I
S
1
R
T
D.U.T.
V
CC
2.7–3.6V
< 2.7V
V
CC
V
O
C
L
2.7V
V
74LVC139
V
Product specification
CC
I
50pF
S
SV00903
1
500
500
2 * V
Open
GND
CC