M74HCT241PU 查看數據表（PDF） - STMicroelectronics
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M74HCT241PU Datasheet PDF : 10 Pages
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M5 4/ M74 H C T 2 40 PU/ 2 4 1 PU/ 2 44 PU
AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 6 ns)
Symbol
Parameter
Test Conditions
VCC CL
(V) (pF)
tTLH Output Transition 4.5 50
tTHL Time
tPLH Propagation
tPHL Delay Time
(for 240)
4.5 50
4.5 150
tPLH Propagation
tPHL Delay Time
(for 241/244)
4.5 50
4.5 150
tPZL Output Enable
tPZH Time
4.5 50 RL = 1KΩ
4.5 150 RL = 1KΩ
tPLZ Output Disable
tPHZ Time
4.5 50 RL = 1KΩ
CIN Input Capacitance
CPD (*) Power Dissipation
Capacitance
TA = 25 oC
54HC and 74HC
Min. Typ. Max.
7 12
Value
-40 to 85 oC
74HC
Min. Max.
15
-55 to 125 oC
54HC
Min. Max.
18
18 28
35
42
22 34
43
51
20 31
39
47
24 37
46
56
22 34
43
51
26 40
50
60
25 36
45
54
5 10
10
10
100
Unit
ns
ns
ns
ns
ns
ns
ns
ns
pF
pF
TEST CIRCUIT ICC (Opr.)
H CT 240PU
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