參數(shù)資料
型號(hào): M54HCT08
廠商: 意法半導(dǎo)體
英文描述: Low-Voltage Adjustable Precision Shunt Regulator 3-TO-92 0 to 70
中文描述: 四2輸入與門
文件頁數(shù): 4/9頁
文件大?。?/td> 231K
代理商: M54HCT08
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Symbol
Parameter
Test Conditions
Value
-40 to 85
o
C
74HC
Min.
Unit
V
CC
(V)
T
A
= 25
o
C
54HC and 74HC
Min.
Typ.
-55 to 125
o
C
54HC
Min.
Max.
15
Max.
19
Max.
22
t
TLH
t
THL
t
PLH
t
PHL
C
IN
C
PD
(*)
Output Transition
Time
Propagation
Delay Time
Input Capacitance
Power Dissipation
Capacitance
4.5
8
ns
4.5
13
21
26
32
ns
5
10
10
10
pF
pF
38
(*) C
PD
isdefined asthe value ofthe IC’sinternal equivalent capactance which is calculated from the operating current consumption without load.
(Refer to Test Circuit).Average operting current can be obtained by thefollowingequation. I
CC
(opr) = C
PD
V
CC
f
IN
+ I
CC
/4(per Gate)
SWITCHING CHARACTERISTICS TEST CIRCUIT
INPUTWAVEFORMIS THESAME ASTHAT INCASE OF SWITCHINGCHARACTERISTICSTEST.
TEST CIRCUIT I
CC
(Opr.)
M54/M74HCT08
4/9
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