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SN54LVC138A, SN74LVC138A
3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS
SCAS291T – MARCH 1993 – REVISED JULY 2005
Recommended Operating Conditions
(1)
SN54LVC138A
MIN
V
CC
Supply voltage
Operating
Data retention only
V
CC
= 1.65 V to 1.95 V
V
IH
High-level input voltage
V
CC
= 2.3 V to 2.7 V
V
CC
= 2.7 V to 3.6 V
V
CC
= 1.65 V to 1.95 V
V
IL
V
I
V
O
Low-level input voltage
Input voltage
Output voltage
V
CC
= 1.65 V
I
OH
High-level output current
V
CC
= 2.3 V
V
CC
= 2.7 V
V
CC
= 3 V
V
CC
= 1.65 V
I
OL
Low-level output current
V
CC
= 2.3 V
V
CC
= 2.7 V
V
CC
= 3 V
∆t/∆v
Input transition rise or fall rate
T
A
(1)
Operating free-air temperature
–55
12
24
10
125
-40
–12
–24
V
CC
= 2.3 V to 2.7 V
V
CC
= 2.7 V to 3.6 V
0
0
0.8
5.5
V
CC
0
0
2
2
1.5
MAX
3.6
SN74LVC138A
MIN
1.65
1.5
0.65
×
V
CC
1.7
2
0.35
×
V
CC
0.7
0.8
5.5
V
CC
–4
–8
–12
–24
4
8
12
24
10
85
ns/V
°C
mA
mA
V
V
V
V
MAX
3.6
UNIT
V
All unused inputs of the device must be held at V
CC
or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs,
literature number SCBA004.
5
TI [ TEXAS INSTRUMENTS ]
