74AC153SJ

© 1999 Fairchild Semiconductor Corporation DS009928 www.fairchildsemi.com
November 1988
Revised November 1999
74AC153 • 74ACT153 Dual 4-Input Multiplexer
74AC153 74ACT153
Dual 4-Input Multiplexer
General Description
The AC/ACT153 is a high-speed dual 4-input multiplexer
with common select inputs and individual enable inputs for
each section. It can select two lines of data from four
sources. The two buffered outputs present data in the true
(non-inverted) form. In addition to multiplexer operation,
the AC/ACT153 can act as a function generator and gener-
ate any two functions of three variables.
Features
I
CC
reduced by 50%
Outputs source/sink 24 mA
ACT153 has TTL-compatible inputs
Ordering Code:
Device also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code.
Logic Symbols
IEEE/IEC
Connection Diagram
Pin Descriptions
FACT is a trademark of Fairchild Semiconductor Corporation.
Order Number Package Number Package Description
74AC153SC M16A 16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow Body
74AC153SJ M16D 16-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide
74AC153MTC MTC16 16-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide
74AC153PC N16E 16-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide
74ACT153SC M16A 16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow Body
74ACT153MTC MTC16 16-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide
Pin Names Description
I
0a
I
3a
Side A Data Inputs
I
0b
I
3b
Side B Data Inputs
S
0
, S
1
Common Select Inputs
E
a
Side A Enable Input
E
b
Side B Enable Input
Z
a
Side A Output
Z
b
Side B Output
www.fairchildsemi.com 2
74AC153 74ACT153
Functional Description
The AC/ACT153 is a dual 4-input multiplexer. It can select
two bits of data from up to four sources under the control of
the common Select inputs (S
0
, S
1
). The two 4-input multi-
plexer circuits have individual active-LOW Enables (E
a
, E
b
)
which can be used to strobe the outputs independently.
When the Enables (E
a
, E
b
) are HIGH, the corresponding
outputs Z
a
, Z
b
) are forced LOW. The AC/ACT153 is the
logic implementation of a 2-pole, 4-position switch, where
the position of the switch is determined by the logic levels
supplied to the Select inputs. The logic equations for the
outputs are shown below.
Z
a
= E
a
(I
0a
S
1
S
0
+ I
1a
S
1
S
0
+
I
2a
S
1
S
0
+ I
3a
S
1
S
0
)
Z
b
= E
b
(I
0b
S
1
S
0
+ I
1b
S
1
S
0
+
I
2b
S
1
S
0
+ I
3b
S
1
S
0
)
Truth Table
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Logic Diagram
Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays.
Select
Inputs (a or b) Output
Inputs
S
0
S
1
E
I
0
I
1
I
2
I
3
Z
XXHXXXX L
LLLLXXX L
LLLHXXX H
HLLX LXX L
HLLX HXX H
LHLX XLX L
LHLX XHX H
HHLX XXL L
HHLX XXH H
3 www.fairchildsemi.com
74AC153 74ACT153
Absolute Maximum Ratings(Note 1) Recommended Operating
Conditions
Note 1: Absolute maximum ratings are those values beyond which damage
to the device may occur. The databook specifications should be met, with-
out exception, to ensure that the system design is reliable over its power
supply, temperature, and output/input loading variables. Fairchild does not
recommend operation of FACT circuits outside databook specifications.
DC Electrical Characteristics for AC
Note 2: All outputs loaded; thresholds on input associated with output under test.
Note 3: Maximum test duration 2.0 ms, one output loaded at a time.
Note 4: I
IN
and I
CC
@ 3.0V are guaranteed to be less than or equal to the respective limit @ 5.5V V
CC
.
Supply Voltage (V
CC
) 0.5V to +7.0V
DC Input Diode Current (I
IK
)
V
I
= 0.5V 20 mA
V
I
= V
CC
+ 0.5V +20 mA
DC Input Voltage (V
I
) 0.5V to V
CC
+ 0.5V
DC Output Diode Current (I
OK
)
V
O
= 0.5V 20 mA
V
O
= V
CC
+ 0.5V +20 mA
DC Output Voltage (V
O
) 0.5V to V
CC
+ 0.5V
DC Output Source
or Sink Current (I
O
) ±50 mA
DC V
CC
or Ground Current
per Output Pin (I
CC
or I
GND
) ±50 mA
Storage Temperature (T
STG
) 65°C to +150°C
Junction Temperature (T
J
)
PDIP 140°C
Supply Voltage (V
CC
)
AC 2.0V to 6.0V
ACT 4.5V to 5.5V
Input Voltage (V
I
) 0V to V
CC
Output Voltage (V
O
) 0V to V
CC
Operating Temperature (T
A
) 40°C to +85°C
Minimum Input Edge Rate (V/t)
AC Devices
V
IN
from 30% to 70% of V
CC
V
CC
@ 3.3V, 4.5V, 5.5V 125 mV/ns
Minimum Input Edge Rate (V/t)
ACT Devices
V
IN
from 0.8V to 2.0V
V
CC
@ 4.5V, 5.5V 125 mV/ns
Symbol Parameter
V
CC
T
A
= +25°CT
A
= 40°C to +85°C
Units Conditions
(V) Typ Guaranteed Limits
V
IH
Minimum HIGH Level 3.0 1.5 2.1 2.1 V
OUT
= 0.1V
Input Voltage 4.5 2.25 3.15 3.15 V or V
CC
0.1V
5.5 2.75 3.85 3.85
V
IL
Maximum LOW Level 3.0 1.5 0.9 0.9 V
OUT
= 0.1V
Input Voltage 4.5 2.25 1.35 1.35 V or V
CC
0.1V
5.5 2.75 1.65 1.65
V
OH
Minimum HIGH Level 3.0 2.99 2.9 2.9
Output Voltage 4.5 4.49 4.4 4.4 V I
OUT
= 50 µA
5.5 5.49 5.4 5.4
V
IN
= V
IL
or V
IH
3.0 2.56 2.46 I
OH
= 12 mA
4.5 3.86 3.76 V I
OH
= 24 mA
5.5 4.86 4.76 I
OH
= 24 mA (Note 2)
V
OL
Maximum LOW Level 3.0 0.002 0.1 0.1
Output Voltage 4.5 0.001 0.1 0.1 V I
OUT
= 50 µA
5.5 0.001 0.1 0.1
V
IN
= V
IL
or V
IH
3.0 0.36 0.44 I
OL
= 12 mA
4.5 0.36 0.44 V I
OL
= 24 mA
5.5 0.36 0.44 I
OL
= 24 mA (Note 2)
I
IN
Maximum Input
5.5 ±0.1 ±1.0 µAV
I
= V
CC
, GND
(Note 4) Leakage Current
I
OLD
Minimum Dynamic 5.5 75 mA V
OLD
= 1.65V Max
I
OHD
Output Current (Note 3) 5.5 75 mA V
OHD
= 3.85V Min
I
CC
Maximum Quiescent
5.5 4.0 40.0 µA
V
IN
= V
CC
(Note 4) Supply Current or GND

74AC153SJ

Mfr. #:
Manufacturer:
ON Semiconductor / Fairchild
Description:
Encoders, Decoders, Multiplexers & Demultiplexers Dl 4-Inp Multiplexer
Lifecycle:
New from this manufacturer.
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