參數(shù)資料
型號(hào): 74LVQ241T
廠商: 意法半導(dǎo)體
英文描述: LOW VOLTAGE OCTAL BUS BUFFER WITH 3 STATE OUTPUTS NON INVERTED
中文描述: 低壓八路總線緩沖器與三態(tài)輸出的非反相
文件頁數(shù): 4/8頁
文件大?。?/td> 64K
代理商: 74LVQ241T
CAPACITIVE CHARACTERISTICS
Symbol
Parameter
Test Conditions
Value
Unit
V
CC
(V)
T
A
= 25
o
C
Min.
Typ.
-40 to 85
o
C
Min.
Max.
Max.
C
IN
C
OUT
C
PD
Input Capacitance
Output Capacitance
Power Dissipation
Capacitance (note 1)
3.3
3.3
3.3
5
10
15
pF
pF
pF
f
IN
=10MHz
1)C
PD
isdefined as thevalue oftheIC’sinternal equivalent capacitance whichiscalculated fromtheoperatingcurrent consumption without load.(Referto
TestCircuit).Average opertingcurrent canbeobtained bythefollowingequation. I
CC
(opr)=C
PD
V
CC
f
IN
+I
CC
/8(per circuit)
TESTCIRCUIT
TEST
SWITCH
Open
2V
CC
OPEN
t
PLH
, t
PHL
t
PZL
, t
PLZ
t
PZH
, t
PHZ
C
L
=50pForequivalent(includes jigand probecapacitance)
R
L
=R
1
=500
orequivalent
R
T
=Z
OUT
ofpulsegenerator (typically50
)
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, R
L
= 500
, Input t
r
= t
f
=3 ns)
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
T
A
= 25
o
C
Min.
Typ.
-40 to 85
o
C
Min.
Max.
13
9
17
12
19
13.5
1.5
1.5
Max.
14
9.5
18
12.5
20
14
1.5
1.5
t
PLH
t
PHL
Propagation Delay Time
2.7
3.3
(*)
2.7
3.3
(*)
2.7
3.3
(*)
2.7
3.3
(*)
7
6
ns
t
PZL
t
PZH
Output Enable Time
8.5
7
9
7.5
0.5
0.5
ns
t
PLZ
t
PHZ
Output Disable Time
ns
t
OSLH
t
OSHL
Output to Output Skew
Time (note 1, 2)
ns
1) Skewis definedastheabsolute value ofthedifference betweentheactualpropagation delay for anytwooutputs of thesamedevice switchinginthe
samedirection, either HIGHorLOW(t
OSLH
=|t
PLHm
-t
PLHn
|,t
OSHL
=|t
PHLm
-t
pHLn
|)
2) Parameter guaranteed bydesign
(*) Voltagerangeis3.3V
±
0.3V
74LVQ241
4/8
相關(guān)PDF資料
PDF描述
74LVQ241 Low Voltage Octal Buffer/Line Driver with 3-STATE Outputs
74LVQ241QSC Low Voltage Octal Buffer/Line Driver with 3-STATE Outputs
74LVQ241SC Low Voltage Octal Buffer/Line Driver with 3-STATE Outputs
74LVQ241SJ Low Voltage Octal Buffer/Line Driver with 3-STATE Outputs
74LVQ241QSCX Dual 4-Bit Non-Inverting Buffer/Driver
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