74LVX257TTR STMicroelectronics, 74LVX257TTR Datasheet - Page 2
![IC MUX QUAD 2 CHAN 3ST 16-TSSOP](/photos/6/84/68428/497-16-tssop_series_sml.jpg)
74LVX257TTR
Manufacturer Part Number
74LVX257TTR
Description
IC MUX QUAD 2 CHAN 3ST 16-TSSOP
Manufacturer
STMicroelectronics
Series
74LVXr
Type
Multiplexerr
Datasheet
1.74LVX257TTR.pdf
(13 pages)
Specifications of 74LVX257TTR
Circuit
4 x 2:1
Independent Circuits
1
Current - Output High, Low
4mA, 4mA
Voltage Supply Source
Single Supply
Voltage - Supply
2 V ~ 3.6 V
Operating Temperature
-55°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
16-TSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
74LVX257
Figure 2: Input Equivalent Circuit
Table 3: Truth Table
X :Don‘t Care
Z : High Impedance
Figure 3: Logic Diagram
This logic diagram has not be used to estimate propagation delays
2/13
OE
H
L
L
L
L
SELECT
X
H
H
L
L
INPUTS
A
H
X
X
X
L
Table 2: Pin Description
2, 5, 11, 14
3, 6, 10, 13
4, 7, 9, 12
PIN N°
15
16
1
8
SYMBOL
SELECT
1A to 4A
1B to 4B
1Y to 4Y
GND
V
B
H
OE
X
X
X
L
CC
Common Data Select
Inputs
Data Inputs From Source
A
Data Inputs From Source
B
3 State Multiplexer
Outputs
3 State Output Enable
Inputs (Active LOW)
Ground (0V)
Positive Supply Voltage
NAME AND FUNCTION
OUTPUT
Y
H
H
Z
L
L