74vhc273 STMicroelectronics, 74vhc273 Datasheet - Page 5

• Manufacturer Part Number: 74vhc273
• Description: Octal D-type Flip Flop With Clear
• 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
t
f
t
t
t
OSLH
OSHL
C
PD
C
REM
MAX
PLH
PHL
PHL
t
t
t
t
W
W
PD
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
CLOCK to Q
Propagation Delay
Time
CLEAR to Q
CLEAR Pulse
Width LOW
CLOCK Pulse
Width HIGH or
LOW
Setup Time D to
CLOCK, HIGH or
LOW
Hold Time D to
CLOCK, HIGH or
LOW
Removal Time
CLEAR to CLOCK
Maximum Clock
Frequency
Output to Output
Skew time (note 1)
Input 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
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
15
50
15
50
50
50
L
pLHm
- t
pLHn
|, t
r
soHL
= t
f
= |t
= 3ns)
Min.
Min.
120
pHLm
75
50
80
T
T
- t
A
A
pHLn
Typ.
Typ.
11.2
11.4
= 25°C
120
165
= 25°C
110
8.7
5.8
7.3
8.9
5.2
6.7
75
31
7
|
Max.
Max.
13.6
17.1
11.0
13.6
17.1
10.5
9.0
8.5
5.0
5.0
5.5
5.0
5.5
4.5
1.0
1.0
2.5
2.0
1.5
1.0
10
Value
Value
-40 to 85°C
Min.
-40 to 85°C
Min.
100
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
CC(opr)
65
45
70
= C
Max.
Max.
16.0
19.5
10.5
12.5
16.0
19.5
10.0
12.0
6.0
5.0
6.5
5.0
6.5
4.5
1.0
1.0
2.5
2.0
1.5
1.0
10
PD
x V
-55 to 125°C
-55 to 125°C
Min.
Min.
100
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
CC
65
45
70
x f
IN
74VHC273
Max.
Max.
16.0
19.5
10.5
12.5
16.0
19.5
10.0
12.0
+ I
6.0
5.0
6.5
5.0
6.5
4.5
1.0
1.0
2.5
2.0
1.5
1.0
10
CC
/8 (per
MHz
Unit
Unit
pF
pF
ns
ns
ns
ns
ns
ns
ns
ns
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