鈥?/div>
R
ON
t
4
W
Typical
Less Than 0.25 ns鈭扢ax Delay Through Switch
Nearly Zero Standby Current
No Circuit Bounce
Control Inputs are TTL/CMOS Compatible
Pin鈭扚or鈭扨in Compatible with QS3345, FST3345, CBT3345
All Popular Packages: QSOP鈭?0, TSSOP鈭?0, SOIC鈭?0
All Devices in Package TSSOP are Inherently Pb鈭扚ree*
OE
A
0
A
1
A
2
A
3
A
4
A
5
A
6
A
7
GND
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
20
1
QSOP鈭?0
QS SUFFIX
CASE 492A
B
0
Figure 1. 20鈭扡ead Pinout
A
0
2
18
A
L, WL
Y
W, WW
=
=
=
=
Assembly Location
Wafer Lot
Year
Work Week
A
7
OE
OE
9
11
B
7
1
19
PIN NAMES
Pin
OE
1
, OE
2
Description
Bus Switch Enables
Bus A
Bus B
Figure 2. Logic Diagram
TRUTH TABLE
Inputs
OE
X
H
L
OE
L
X
H
Connect
Connect
Disconnect
Function
1A, 2A
1B, 2B
ORDERING INFORMATION
See detailed ordering and shipping information in the package
dimensions section on page 3 of this data sheet.
*For additional information on our Pb鈭扚ree strategy and soldering details, please
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
漏
Semiconductor Components Industries, LLC, 2005
1
January, 2005 鈭?Rev. 1
Publication Order Number:
74FST3345/D