74FST3400 ON, 74FST3400 Datasheet

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74FST3400

Manufacturer Part Number
74FST3400
Description
4-Bit / 4-Port Bus Exchange Switch
Manufacturer
ON
Datasheet
74FST3400
4−Bit, 4−Port Bus Exchange
Switch
switch. The device is CMOS TTL compatible when operating between
4.0 and 5.5 Volts. The device exhibits extremely low R
nearly zero propagation delay. The device adds no noise or ground
bounce to the system.
Features
*For additional information on our Pb−Free strategy and soldering details, please
TRUTH TABLE
January, 2005 − Rev. 5
NOTE: H = HIGH Voltage Level, L = LOW Voltage Level, X = Don’t Care,
NOTE:
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
The ON Semiconductor 74FST3400 is a 4−bit, 4−port bus exchange
R
Less Than 0.25 ns−Max Delay Through Switch
Nearly Zero Standby Current
No Circuit Bounce
Control Inputs are TTL/CMOS Compatible
Pin−For−Pin Compatible With QS3400, FST3400, CBT3400
All Popular Packages: SOIC−24, TSSOP−24, QSOP−24
All Devices in Package TSSOP are Inherently Pb−Free*
Semiconductor Components Industries, LLC, 2005
BE
H
L
L
ON
t 4 W Typical
Hi−Z = High Impedance, i = 0, 1, 2 or 3
BX
X
0
BX
X
BXi = H
BXi = L
1
GND
Figure 1. 24−Lead Pinout
BX
BX
BE
C
D
C
D
A
B
A
B
0
0
0
0
1
1
1
1
0
1
BX
X
2
1
2
3
4
5
6
7
8
9
10
11
12
BX
X
3
24
23
22
21
20
19
18
17
16
15
14
13
A0−3
C0−3
D0−3
Hi−Z
V
D
B
A
C
D
B
A
C
NC
BX
BX
B0−3
D0−3
C0−3
Hi−Z
CC
3
3
2
2
3
3
2
2
3
2
Disconnect
ON
Exchange
Function
Connect
and adds
1
See detailed ordering and shipping information in the package
dimensions section on page 2 of this data sheet.
24
PIN NAMES
BE
Ax, Bx, Cx, Dx
OE
OE
OE
OE
OE
OE
OE
24
24
1
1
1
1
1
1
1
, OE
, OE
, OE
, OE
, OE
, OE
, OE
Pin
DW SUFFIX
CASE 751E
CASE 948H
CASE 492B
QS SUFFIX
TSSOP−24
DT SUFFIX
QSOP−24
SOIC−24
ORDERING INFORMATION
2
2
2
2
2
2
2
1
1
A
L, WL
Y, YY
W, WW = Work Week
1
http://onsemi.com
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
= Assembly Location
= Wafer Lot
= Year
Publication Order Number:
Description
24
24
24
1
1
1
DIAGRAMS
MARKING
AWLYYWW
AWLYWW
FST3400
FST3400
74FST3400/D
ALYW
3400
FST

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74FST3400 Summary of contents

Page 1

... Bus Exchange Switch The ON Semiconductor 74FST3400 is a 4−bit, 4−port bus exchange switch. The device is CMOS TTL compatible when operating between 4.0 and 5.5 Volts. The device exhibits extremely low R nearly zero propagation delay. The device adds no noise or ground bounce to the system. ...

Page 2

... ORDERING INFORMATION Device Order N mber Device Order Number 74FST3400DW 74FST3400DWR2 74FST3400DT 74FST3400DTR2 74FST3400QS 74FST3400QSR †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. *This package is inherently Pb−Free. 74FST3400 ...

Page 3

... V Output Voltage O T Operating Free−Air Temperature A Dt/DV Input Transition Rise or Fall Rate Switch I/O 5. Unused control inputs may not be left open. All control inputs must be tied to a high or low logic input voltage level. 74FST3400 Parameter t GND GND V O SOIC TSSOP QSOP ...

Page 4

... On resistance of the switch and the 50 pF load capacitance, when driven by an ideal voltage source (zero output impedance). CAPACITANCE (Note 8) Symbol Parameter C Control Pin Input Capacitance IN C Port Input/Output Capacitance I MHz, Capacitance is characterized but not tested 74FST3400 Conditions = *18mA 5 ...

Page 5

... AC Loading and Waveforms FROM OUTPUT UNDER TEST NOTES: 1. Input driven source terminated includes load and stray capacitance Figure 3. AC Test Circuit 1.5 V SWITCH INPUT PLH 1.5 V OUTPUT Figure 4. Propagation Delays ENABLE INPUT 1 ...

Page 6

... D 24X 0.010 (0.25 −T− SEATING PLANE G 22X 74FST3400 PACKAGE DIMENSIONS SOIC−24 D SUFFIX CASE 751E−04 ISSUE E 13 −B− P 12X 0.010 (0.25 http://onsemi.com 6 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14 ...

Page 7

... 0.10 (0.004) SEATING −T− D PLANE K K1 É É Ç Ç Ç J1 Ç Ç Ç É É Ç Ç Ç SECTION N−N J 74FST3400 PACKAGE DIMENSIONS TSSOP−24 DT SUFFIX CASE 948H−01 ISSUE A K 24X REF 0.10 (0.004 −U− ...

Page 8

... 0.027 0.037 0.69 0.94 Q 0.035 DIA 0.89 DIA R 0.035 0.045 0.89 1.14 U 0.035 0.045 0.89 1. Semiconductor Website: http://onsemi.com Order Literature: http://www.onsemi.com/litorder For additional information, please contact your local Sales Representative. 74FST3400 ...

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