M74HC670(1992) データシートの表示（PDF） - STMicroelectronics
部品番号
コンポーネント説明
メーカー
M74HC670 Datasheet PDF : 12 Pages
| |||
M54/M74HC670
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6 ns)
Symbol
Parameter
Test Conditions
VCC
(V)
TA = 25 oC
54HC and 74HC
Value
-40 to 85 oC -55 to 125 oC Unit
74HC
54HC
Min. Typ. Max. Min. Max. Min. Max.
tTLH Output Transition 2.0
tTHL Time
4.5
30 75
8
15
95
110
19
22
ns
6.0
7
13
16
19
tPLH Propagation
2.0
tPHL Delay Time
4.5
(RA, RB - Qn)
6.0
96 185
230
280
24 37
46
56
ns
20 31
39
48
tPLH Propagation
2.0
tPHL Delay Time
4.5
(WE - Qn)
6.0
108 220
275
330
27 44
55
66
ns
23 37
47
56
tPLH Propagation
2.0
tPHL Delay Time
4.5
(Dn - Qn)
6.0
104 185
230
280
26 37
46
56
ns
22 31
39
48
tPZL Output Disable
2.0
tPZH Time
4.5
RL = 1 KΩ
42 110
140
165
13 22
28
33
ns
6.0
11 19
24
28
tPLZ Output Disable
2.0
tPHZ Time
4.5
RL = 1 KΩ
25 95
13 19
120
145
24
29
ns
6.0
11 16
20
25
tW(L) Minimum Pulse
2.0
Width
4.5
(WE)
6.0
16 75
4
15
3
13
95
110
19
22
ns
16
19
ts
Minimum Set-up 2.0
Time (Dn - WE) 4.5
(WA, WB - WE) 6.0
12 50
65
75
3
10
13
15
ns
3
9
11
13
th
Minimum Hold
2.0
Time
4.5
(Dn - WE)
6.0
0
0
0
0
0
0
ns
0
0
0
th
Minimum Hold
2.0
Time
4.5
(WA, WB - WE) 6.0
5
5
5
5
5
5
ns
5
5
5
tlatch Minimum Latch
2.0
Time
4.5
(WE - RA, RB)
6.0
5
5
5
5
5
5
ns
5
5
5
CIN Input Capacitance
5
10
10
10 pF
CPD (*) Power Dissipation
96
Capacitance
pF
(*) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load.
(Refer to Test Circuit). Average operting current can be obtained by the following equation. ICC(opr) = CPD •VCC •fIN + ICC
5/12
Share Link: 