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74FST3345 데이터시트(PDF) 3 Page - ON Semiconductor

부품명 74FST3345
상세설명  8?묪it Bus Switch
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제조업체  ONSEMI [ON Semiconductor]
홈페이지  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

74FST3345 데이터시트(HTML) 3 Page - ON Semiconductor

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DC ELECTRICAL CHARACTERISTICS
VCC
TA = *40_C to )85_C
Symbol
Parameter
Conditions
(V)
Min
Typ*
Max
Unit
VIK
Clamp Diode Resistance
IIN = *18mA
4.5
*1.2
V
VIH
High−Level Input Voltage
4.0 to 5.5
2.0
V
VIL
Low−Level Input Voltage
4.0 to 5.5
0.8
V
II
Input Leakage Current
0 v VIN v 5.5 V
5.5
$1.0
mA
IOZ
OFF−STATE Leakage Current
0 v A, B v VCC
5.5
$1.0
mA
RON
Switch On Resistance (Note 6) VIN = 0 V, IIN = 64 mA
4.5
4
7
W
VIN = 0 V, IIN = 30 mA
4.5
4
7
VIN = 2.4 V, IIN = 15 mA
4.5
8
15
VIN = 2.4 V, IIN = 15 mA
4.0
11
20
ICC
Quiescent Supply Current
VIN = VCC or GND, IOUT = 0
5.5
3
mA
DICC
Increase In ICC per Input
One input at 3.4 V, Other inputs at VCC or GND
5.5
2.5
mA
*Typical values are at VCC = 5.0 V and TA = 25_C.
6. Measured by the voltage drop between A and B pins at the indicated current through the switch.
AC ELECTRICAL CHARACTERISTICS
Limits
TA = *40_C to )85_C
VCC = 4.5 to 5.5 V
VCC = 4.0 V
Symbol
Parameter
Conditions
Figures
Min
Max
Min
Max
Unit
tPHL,
tPLH
Prop Delay Bus to Bus
(Note 7)
VI = OPEN
3 and 4
0.25
0.25
ns
tPZH,
tPZL
Output Enable Time
VI = 7 V for tPZL
VI = OPEN for tPZH
3 and 4
1.5
6.5
7.0
ns
tPHZ,
tPLZ
Output Disable Time
VI = 7 V for tPLZ
VI = OPEN for tPHZ
3 and 4
1.0
8.0
8.2
ns
7. This parameter is guaranteed by design but is not tested. The bus switch contributes no propagation delay other than the RC delay of the
typical 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
Conditions
Typ
Max
Unit
CIN
Control Pin Input Capacitance
VCC = 5.0 V
3
pF
CI/O
Input/Output Capacitance
VCC, OE = 5.0 V
5
pF
8. TA = )25_C, f = 1 MHz, Capacitance is characterized but not tested.
ORDERING INFORMATION
Device Order Number
Package
Shipping
74FST3345DW
SOIC−20
38 Units / Rail
74FST3345DWR2
SOIC−20
1000 Units / Tape & Reel
74FST3345DT
TSSOP−20*
(Pb−Free)
75 Units / Rail
74FST3345DTR2
TSSOP−20*
(Pb−Free)
2500 Units / Tape & Reel
74FST3345QS
QSOP−20
55 Units / Rail
74FST3345QSR
QSOP−20
2500 Units / Tape & Reel
†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.


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