鈥?/div>
All Popular Packages: QSOP鈥?4, TSSOP鈥?4, SOIC鈥?4
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MARKING
DIAGRAMS
24
24
1
SO鈥?4
D SUFFIX
CASE 751E
1
FST3400
AWLYWW
BE
C0
A0
B0
D0
C1
A1
B1
D1
BX0
BX1
GND
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
VCC
D3
B3
A3
C3
D2
B2
A2
C2
NC
BX3
BX2
24
24
1
TSSOP鈥?4
DT SUFFIX
CASE 948H
1
FST
3400
ALYW
24
24
1
QSOP鈥?4
QS SUFFIX
CASE 492B
A
L, WL
Y, YY
W, WW
=
=
=
=
FST3400
AWLYYWW
1
Figure 1. 24鈥揕ead Pinout
BE
H
L
L
BX0
X
BX1
X
BX2
X
BXi = L
BXi = H
BX3
X
A0鈥?
Hi鈥揨
C0鈥?
D0鈥?
B0鈥?
Hi鈥揨
D0鈥?
C0鈥?
Function
Disconnect
Connect
Exchange
NOTE: H = HIGH Voltage Level, L = LOW Voltage Level, X = Don鈥檛 Care,
NOTE:
Hi鈥揨 = High Impedance, i = 0, 1, 2 or 3
Assembly Location
Wafer Lot
Year
Work Week
Figure 2. Truth Table
PIN NAMES
Pin
BE
Ax, Bx, Cx, Dx
OE1, OE2
OE1, OE2
OE1, OE2
OE1, OE2
OE1, OE2
OE1, OE2
OE1, OE2
Description
Bus Enable Input (Active LOW)
Bus A, Bus B, Bus C, Bus D
Bus Exchange (Bit 0)
Bus Exchange (Bit 1)
Bus Exchange (Bit 2)
Bus Exchange (Bit 3)
No Connect
Ground
Power
ORDERING INFORMATION
Device
74FST3400D
74FST3400DR2
74FST3400DT
74FST3400DTR2
74FST3400QS
74FST3400QSR
Package
SO鈥?4
SO鈥?4
TSSOP鈥?4
TSSOP鈥?4
QSOP鈥?4
QSOP鈥?4
Shipping
48 Units/Rail
2500 Units/Reel
96 Units/Rail
2500 Units/Reel
96 Units/Rail
2500 Units/Reel
漏
Semiconductor Components Industries, LLC, 2002
1
February, 2002 鈥?Rev. 2
Publication Order Number:
74FST3400/D