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74FST3251QS PDF даташит

Спецификация 74FST3251QS изготовлена ​​​​«ON» и имеет функцию, называемую «8:1 Multiplexer/Demultiplexer Bus Switch».

Детали детали

Номер произв 74FST3251QS
Описание 8:1 Multiplexer/Demultiplexer Bus Switch
Производители ON
логотип ON логотип 

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74FST3251QS Даташит, Описание, Даташиты
74FST3251
8:1 Multiplexer/
Demultiplexer Bus Switch
The ON Semiconductor 74FST3251 is an 8:1, high performance
multiplexer/demultiplexer bus switch. The device is CMOS TTL
compatible when operating between 4 and 5.5 Volts. The device
exhibits extremely low RON and adds nearly zero propagation delay.
The device adds no noise or ground bounce to the system.
RON t 4 W Typical
Less Than 0.25 ns–Max Delay Through Switch
Nearly Zero Standby Current
No Circuit Bounce
Control Inputs are TTL/CMOS Compatible
All Popular Packages: QSOP–16, TSSOP–16, SOIC–16
B4 1
B3 2
16 VCC
15 B5
B2 3
B1 4
14 B6
13 B7
A5
12 B8
NC 6
11 S0
OE 7
10 S1
GND
8
9 S2
QSOP/SSOP/TSSOP
TOP VIEW
Inputs
OE S2 S1 S0
Function
L L L L A Port = B1 Port
L L L H A Port = B2 Port
L L H L A Port = B3 Port
L L H H A Port = B4 Port
L H L L A Port = B5 Port
L H L H A Port = B6 Port
L H H L A Port = B7 Port
L H H H A Port = B8 Port
HXXX
Disconnect
NOTE: H = HIGH Voltage Level, L = LOW Voltage Level, X = Don’t Care
© Semiconductor Components Industries, LLC, 2002
January, 2002 – Rev. 1
1
http://onsemi.com
MARKING
DIAGRAMS
16
16
1
SO–16
D SUFFIX
CASE 751B
FST3251
AWLYWW
1
16
1
TSSOP–16
DT SUFFIX
CASE 948F
16
FST
3251
ALYW
1
16
16
1
QSOP–16
QS SUFFIX
CASE 492
S3251
ALYW
1
A = Assembly Location
L, WL = Wafer Lot
Y = Year
W, WW = Work Week
PIN NAMES
Pin
OE1, OE2
S0, S1
A
B1, B2, B3, B4
Description
Bus Switch Enables
Select Inputs
Bus A
Bus B
ORDERING INFORMATION
Device
Package
74FST3251D
SO–16
74FST3251DR2
SO–16
74FST3251DT TSSOP–16
74FST3251DTR2 TSSOP–16
74FST3251QS
QSOP–16
74FST3251QSR QSOP–16
Shipping
48 Units/Rail
2500 Units/Reel
96 Units/Rail
2500 Units/Reel
96 Units/Rail
2500 Units/Reel
Publication Order Number:
74FST3251/D









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74FST3251QS Даташит, Описание, Даташиты
5
A
11
S0
10
S1
9
S2
7
OE
74FST3251
SW
SW
SW
SW
SW
SW
SW
4
B1
3
B2
2
B3
1
B4
15
B5
14
B6
13
B7
12
B8
Figure 1. Logic Diagram
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74FST3251QS Даташит, Описание, Даташиты
74FST3251
MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VCC
VI
VO
IIK
IOK
IO
ICC
IGND
TSTG
TL
TJ
qJA
DC Supply Voltage
DC Input Voltage
DC Output Voltage
DC Input Diode Current
DC Output Diode Current
DC Output Sink Current
DC Supply Current per Supply Pin
DC Ground Current per Ground Pin
Storage Temperature Range
Lead Temperature, 1 mm from Case for 10 Seconds
Junction Temperature Under Bias
Thermal Resistance
VI t GND
VO t GND
SOIC
TSSOP
QSOP
*0.5 to )7.0
*0.5 to )7.0
*0.5 to )7.0
*50
*50
128
$100
$100
*65 to )150
260
)150
125
170
200
V
V
V
mA
mA
mA
mA
mA
_C
_C
_C
_C/W
MSL
Moisture Sensitivity
Level 1
FR
VESD
Flammability Rating
ESD Withstand Voltage
Oxygen Index: 28 to 34
Human Body Model (Note 1)
Machine Model (Note 2)
Charged Device Model (Note 3)
UL 94 V–0 @ 0.125 in
u2000
u200
N/A
V
ILATCH–UP Latch–Up Performance
Above VCC and Below GND at 85_C (Note 4)
$500
mA
Maximum Ratings are those values beyond which damage to the device may occur. Exposure to these conditions or conditions beyond those
indicated may adversely affect device reliability. Functional operation under absolute maximum–rated conditions is not implied. Functional
operation should be restricted to the Recommended Operating Conditions.
1. Tested to EIA/JESD22–A114–A.
2. Tested to EIA/JESD22–A115–A.
3. Tested to JESD22–C101–A.
4. Tested to EIA/JESD78.
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
Min Max
VCC Supply Voltage
Operating, Data Retention Only
4.0
5.5
VI Input Voltage
(Note )
0
5.5
VO Output Voltage
(HIGH or LOW State)
0
5.5
TA Operating Free–Air Temperature
*40
)85
Dt/DV
Input Transition Rise or Fall Rate
Switch I/O
Switch Control Input
VCC = 5.0 V $ 0.5 V
0
DC
5
5. Unused control inputs may not be left open. All control inputs must be tied to a high or low logic input voltage level.
Unit
V
V
V
_C
ns/V
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Номер в каталогеОписаниеПроизводители
74FST3251QS8:1 Multiplexer/Demultiplexer Bus SwitchON
ON
74FST3251QSR8:1 Multiplexer/Demultiplexer Bus SwitchON
ON

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