74vhc574 STMicroelectronics, 74vhc574 Datasheet - Page 5

• Manufacturer Part Number: 74vhc574
• Description: Octal D-type Flip Flop With 3 State Output Non Inverting
• Manufacturer: STMicroelectronics

Table 7: AC Electrical Characteristics (Input t
(*) Voltage range is 3.3V
(**) Voltage range is 5.0V
Note 1: Parameter guaranteed by design. t
Table 8: Capacitive Characteristics
1) C
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
Flip-Flop)
Symbol
Symbol
t
t
C
f
t
t
t
t
t
t
OSLH
OSHL
C
PD
C
MAX
PZH
PHZ
PLH
PHL
PZL
PLZ
OUT
t
t
t
PD
w
s
h
IN
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
Propagation Delay
Time
CH to Q
Output Enable
Time
Output Disable
Time
Clock Pulse Width
HIGH or LOW
Setup Time D to CK
HIGH or LOW
Hold Time D to CK
HIGH or LOW
Maximum Clock
Frequency
Output to Output
Skew time (note 1)
Input Capacitance
Output
Capacitance
Power Dissipation
Capacitance
(note 1)
Parameter
Parameter
0.3V
0.5V
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
V
(V)
CC
(**)
(**)
(**)
(**)
(**)
(**)
(**)
(**)
(**)
(**)
(*)
(*)
(*)
(*)
(*)
(*)
(*)
(*)
(*)
(*)
(*)
(*)
soLH
Test Condition
Test Condition
(pF)
= |t
C
15
50
15
50
15
50
15
50
50
50
15
50
15
50
50
50
L
pLHm
- t
pLHn
|, t
r
soHL
= t
f
= |t
= 3ns)
Min.
Min.
130
pHLm
80
50
85
T
T
- t
A
A
pHLn
Typ.
10.7
Typ.
11.0
11.0
= 25°C
125
180
= 25°C
115
8.5
5.6
7.1
8.2
5.9
7.4
7.1
75
28
7
9
|
Max.
Max.
13.2
16.7
10.6
12.8
16.3
11.0
15.0
10.1
8.6
9.0
5.0
5.0
3.5
3.5
1.5
1.5
1.5
1.0
10
Value
Value
-40 to 85°C
Min.
-40 to 85°C
Min.
110
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
CC(opr)
65
45
75
= C
Max.
Max.
15.5
19.0
10.0
12.0
15.0
18.5
10.5
12.5
17.0
11.5
5.0
5.0
3.5
3.5
1.5
1.5
1.5
1.0
10
PD
x V
-55 to 125°C
-55 to 125°C
Min.
Min.
110
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
CC
65
45
75
x f
IN
74VHC574
Max.
Max.
15.5
19.0
10.0
12.0
15.0
18.5
10.5
12.5
17.0
11.5
+ I
5.0
5.0
3.5
3.5
1.5
1.5
1.5
1.0
10
CC
/8 (per
MHz
Unit
Unit
pF
pF
pF
ns
ns
ns
ns
ns
ns
ns
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