74VHC153MTCX Fairchild Semiconductor, 74VHC153MTCX Datasheet - Page 2

• Manufacturer Part Number: 74VHC153MTCX
• Description: MULTIPLEXER DUAL 4IN 16TSSOP
• Manufacturer: Fairchild Semiconductor
• Series: 74VHCr
• Type: Multiplexerr

Specifications of 74VHC153MTCX

• Circuit: 2 x 4:1
• Independent Circuits: 1
• Current - Output High, Low: 8mA, 8mA
• Voltage Supply Source: Single Supply
• Voltage - Supply: 2 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

©1993 Fairchild Semiconductor Corporation
74VHC153 Rev. 1.2
Logic Symbols
IEEC/IEC
2
Functional Description
The VHC153 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
plexer circuits have individual active-LOW Enables (E
E
dently. When the Enables (E
sponding outputs (Z
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.
Truth Table
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
b
S
Z
Z
H
H
H
H
) which can be used to strobe the outputs indepen-
X
Inputs
L
L
L
L
Select
0
a
b
= E
= E
+ I
+ I
S
a
b
H
H
H
H
X
L
L
L
L
3a
3b
1
• (I
• (I
• S
• S
0a
0b
E
1
1
H
L
L
L
L
L
L
L
L
• S
• S
• S
• S
1
1
a
0
0
, Z
• S
• S
Inputs (a or b)
)
)
I
X
H
X
X
X
X
X
X
L
0
b
0
0
) are forced LOW. The VHC153 is
+ I
+ I
0
, S
1a
1b
I
X
X
X
H
X
X
X
X
L
1
a
, E
• S
• S
1
). The two 4-input multi-
1
1
b
) are HIGH, the corre-
I
X
X
X
X
X
H
X
X
• S
• S
L
2
0
0
+ I
+ I
I
H
X
X
X
X
X
X
X
L
3
2a
2b
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• S
• S
Output
1
1
• S
• S
Z
H
H
H
H
L
L
L
L
L
0
0
a
,