參數(shù)資料
型號(hào)： M54HCT373
廠商： 意法半導(dǎo)體
英文描述： Octal D Type Latch(八D鎖存器(三態(tài)輸出))
中文描述： 八路D型鎖存器（八?鎖存器（三態(tài)輸出））
文件頁數(shù)： 6/13頁
文件大?。?/td> 269K
代理商： M54HCT373
AC ELECTRICAL CHARACTERISTICS
(Input t
r
= t
f
= 6 ns)
Symbol
Parameter
Test Conditions
Value
-40 to 85
o
C
74HC
Min.
Unit
V
CC
(V)
C
L
(pF)
T
A
= 25
o
C
54HC and 74HC
Min.
Typ.
-55 to 125
o
C
54HC
Min.
Max.
12
Max.
15
Max.
18
t
TLH
t
THL
t
PLH
t
PHL
Output Transition
Time
Propagation
Delay Time
(LE - Q)
4.5
50
7
ns
4.5
4.5
50
150
20
24
30
37
38
46
45
56
ns
ns
t
PLH
t
PHL
Propagation
Delay Time
(D - Q)
4.5
4.5
50
150
19
23
30
36
38
45
45
54
ns
ns
t
PZL
t
PZH
3 State Output
Enable Time
(OE - Q)
4.5
4.5
50
150
R
L
= 1 K
R
L
= 1 K
20
24
30
37
38
46
45
56
ns
ns
t
PLZ
t
PHZ
3 State Output
Disable Time
(OE - Q)
Minimum Pulse
Width (LE)
Minimum Set-up
Time
Minimum Hold
Time
Input Capacitance
Power Dissipation
Capacitance
4.5
50
R
L
= 1 K
20
30
38
45
ns
t
W(H)
4.5
50
8
15
19
22
ns
t
s
4.5
50
4
10
13
15
ns
t
h
4.5
50
5
5
8
ns
C
IN
5
10
10
10
pF
C
PD
(*)
HCT373
HCT533
66
52
pF
(*) C
PD
isdefined as thevalue of the IC’sinternal equivalent capactance which is calculated from theoperating current consumption without load.
(Refer to TestCircuit). Average operting current can be obtained by thefollowing equation. I
CC
(opr) = C
PD
V
CC
f
IN
+ I
CC
/8(per FlipFlop) and the
CPDwhen Npcsof FlipFlopoperate, can be gained by followingequation:
CPD(TOTAL)= 32 + 34 x n[pF](for HCT373); 30+ 22 x n[pF] (for HCT533)
M54/M74HCT373/533
6/13
相關(guān)PDF資料
PDF描述
M54HCT534 Octal D Type Trigger(八D觸發(fā)器(三態(tài)輸出))
M54HCT374 Octal D Type Trigger(八D觸發(fā)器(三態(tài)輸出))
M54HCT540 Octal Bus Buffer With 3-State Output(八總線緩沖器(三態(tài)輸出))
M54HCT563 Octal D Type Latch With 3-State Output(八D鎖存器(三態(tài)輸出))
M54HCT573 Octal D Type Latch With 3-State Output(八D鎖存器(三態(tài)輸出))
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