74FST3383
10-Bit Low Power
Bus Exchange
The ON Semiconductor 74FST3383 is a 10–bit low power bus
exchange. The device is CMOS TTL compatible when operating
between 4 and 5.5 Volts. The device exhibits extremely low R
adds nearly zero propagation delay. The device adds no noise or
ground bounce to the system.
and
ON
http://onsemi.com
• R
t 4 W Typical
ON
MARKING
DIAGRAMS
• Less Than 0.25 ns–Max Delay Through Switch
• Nearly Zero Standby Current
24
1
• No Circuit Bounce
24
FST3383
AWLYWW
• Control Inputs are TTL/CMOS Compatible
• Pin–For–Pin Compatible With QS3383, FST3383, CBT3383
• All Popular Packages: QSOP–24, TSSOP–24, SOIC–24
1
SO–24
D SUFFIX
CASE 751E
OE
V
1
2
3
4
5
6
7
8
9
24
23
24
CC
4
C
A
0
B
D
0
C
A
1
B
D
1
C
A
2
24
D
B
0
FST
3383
ALYW
22
21
20
19
18
17
16
15
14
13
4
4
A
0
1
C
D
B
4
3
TSSOP–24
DT SUFFIX
CASE 948H
1
1
3
3
A
1
C
D
B
3
2
10
11
12
2
24
1
2
24
GND
BX
FST3383
AWLYYWW
1
Figure 1. 24–Lead Pinout
QSOP–24
QS SUFFIX
CASE 492B
A –A
B –B
4
Function
Disconnect
Connect
OE
H
BX
X
0
4
0
A
= Assembly Location
HIGH–Z State
C –C
HIGH–Z State
D –D
L, WL = Wafer Lot
Y, YY = Year
W, WW = Work Week
L
L
0
4
4
0
4
4
D –D
0
C –C
0
Exchange
L
H
NOTE: H = HIGH Voltage Level, L = LOW Voltage Level, X = Don’t Care
ORDERING INFORMATION
Figure 2. Truth Table
Device
Package
Shipping
74FST3383D
SO–24
SO–24
48 Units/Rail
2500 Units/Reel
96 Units/Rail
PIN NAMES
74FST3383DR2
74FST3383DT
Pin
Description
TSSOP–24
OE
BX
Bus Switch Enable
74FST3383DTR2 TSSOP–24 2500 Units/Reel
74FST3383QS
QSOP–24
QSOP–24
96 Units/Rail
Bus Exchange
Buses A, B
74FST3383QSR
2500 Units/Reel
A –A , B –B
0 4
4
0
C –C , D –D
4
Buses C, D
0
4
0
Semiconductor Components Industries, LLC, 2002
1
Publication Order Number:
February, 2002 – Rev. 2
74FST3383/D