M74HC374B1 STMicroelectronics, M74HC374B1 Datasheet - Page 5

• Manufacturer Part Number: M74HC374B1
• Manufacturer: STMicroelectronics

Specifications of M74HC374B1

• Logic Family: HC
• Technology: CMOS
• Number Of Bits: 8
• Number Of Elements: 1
• Clock-edge Trigger Type: Positive-Edge
• Polarity: Non-Inverting
• Operating Supply Voltage (typ): 2.5/3.3/5V
• Package Type: PDIP
• Propagation Delay Time: 285ns
• Output Type: 3-State
• Low Level Output Current: 7.8mA
• High Level Output Current: -7.8mA
• Operating Supply Voltage (min): 2V
• Operating Supply Voltage (max): 6V
• Operating Temp Range: -55C to 125C
• Operating Temperature Classification: Military
• Mounting: Through Hole
• Pin Count: 20
• Lead Free Status / Rohs Status: Compliant

AC ELECTRICAL CHARACTERISTICS (C
CAPACITIVE CHARACTERISTICS
1) C
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
Flop) and the C
t
t
t
t
Symbol
Symbol
TLH
PLH
PZL
PLZ
C
t
f
t
C
PD
MAX
W(L)
W(H)
C
OUT
t
t
PD
s
h
IN
t
t
t
t
PZH
PHZ
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
THL
PHL
Output Transition
Time
Propagation Delay
Time
(CLOCK - Q)
High Impedance
Output Enable
Time
High Impedance
Output Disable
Time
Maximum Clock
Frequency
Minimum Pulse
Width (CLOCK)
Minimum Set-up
Time
Minimum Hold
Time
Input Capacitance
Output
Capacitance
Power Dissipation
Capacitance (note
1)
PD
Parameter
Parameter
when n pcs of Flip Flop operate, can be gained by the following equation: C
V
V
(V)
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
(V)
CC
CC
Test Condition
Test Condition
(pF)
150
150
C
50
50
50
50
50
50
50
50
L
R
R
R
L
L
L
L
= 1 K
= 1 K
= 1 K
= 50 pF, Input t
Min.
Min.
6.2
31
37
T
T
A
A
r
Typ.
Typ.
= 25°C
= 25°C
25
45
15
13
60
20
17
39
13
54
18
15
30
14
13
18
75
90
15
25
10
47
11
= t
7
6
6
6
6
4
5
f
= 6ns)
Max.
Max.
140
190
135
185
125
60
12
10
28
24
38
32
27
23
37
31
25
21
75
15
13
75
15
13
10
0
0
0
PD(TOTAL)
Value
Value
CC(opr)
-40 to 85°C
Min.
-40 to 85°C
Min.
25
30
5
= 30 + 17 x n (pF)
= C
Max.
Max.
175
240
170
230
155
75
15
13
35
30
48
41
34
29
46
39
31
26
95
19
16
95
19
16
10
0
0
0
PD
x V
-55 to 125°C
-55 to 125°C
CC
Min.
Min.
4.2
21
25
x f
IN
M74HC374
+ I
Max.
Max.
210
285
205
280
190
110
110
90
18
15
42
36
57
48
41
35
56
48
38
32
22
19
22
19
10
CC
0
0
0
/8 (per Flip
MHz
Unit
Unit
pF
pF
pF
ns
ns
ns
ns
ns
ns
ns
ns
ns
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