參數(shù)資料
型號: 74AC158M
廠商: 意法半導體
英文描述: QUAD 2 CHANNEL MULTIPLEXER INV.
中文描述: 四通道多2刑事調(diào)查。
文件頁數(shù): 5/9頁
文件大?。?/td> 81K
代理商: 74AC158M
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
PD
Input Capacitance
Power Dissipation
Capacitance (note 1)
1) C
PD
isdefined as the value ofthe IC’s internalequivalent capacitance which iscalculated fromtheoperating currentconsumption without load. (Refer to
Test Circuit).Average operating current can beobtained by the followingequation.I
CC
(opr) =C
PD
V
CC
f
IN
+I
CC
/n(per circuit)
5.0
5.0
4
pF
pF
TBD
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, R
L
= 500
, Input t
r
= t
f
=3ns)
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
T
A
= 25
o
C
Min.
Typ.
1.5
1.5
1.5
1.5
1.5
1.5
-40 to 85
o
C
Min.
1.5
1.5
1.5
1.5
1.5
1.5
Max.
11.5
9.0
11.0
8.5
8.0
7.0
Max.
12.5
10.0
12.0
9.5
8.5
7.5
t
PLH
t
PHL
Propagation Delay Time
SELECT to Y
7.0
5.0
7.0
5.5
5.0
4.0
ns
t
PLH
t
PHL
Propagation Delay Time
STROBE to Y
ns
t
PLH
t
PHL
Propagation Delay Time
A, B to Y
(*) Voltagerange is3.3V
±
0.3V
(**) Voltagerange is5V
±
0.5V
ns
TEST CIRCUIT
74AC158
5/9
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