ꢀ ꢁꢂ ꢃꢄ ꢅ ꢆꢇ ꢂꢈ ꢀꢁ ꢇ ꢃ ꢄꢅꢆ ꢇ ꢂ
ꢉꢊ ꢋ ꢌꢍ ꢊ ꢎꢏ ꢐ ꢌꢑꢒ ꢓꢎ ꢐ ꢔꢏ ꢕ ꢎ ꢑꢔꢏ ꢖꢎ ꢀ
ꢗꢕ ꢒ ꢄ ꢅ ꢏ ꢐꢋ ꢍ
SCLS299D − JANUARY 1996 − REVISED SEPTEMBER 2003
timing requirements over recommended operating free-air temperature range (unless otherwise
noted)
T
= 25°C
SN54HC175
SN74HC175
A
V
UNIT
CC
MIN
MAX
6
MIN
MAX
4.2
21
MIN
MAX
5
2 V
4.5 V
6 V
31
25
f
Clock frequency
Pulse duration
MHz
clock
36
25
29
2 V
80
16
14
80
16
14
100
20
17
100
20
17
0
120
24
20
120
24
20
150
30
25
150
30
25
0
100
20
17
100
20
17
125
25
21
125
25
21
0
4.5 V
6 V
CLR low
t
w
ns
2 V
4.5 V
6 V
CLK high or low
Data
2 V
4.5 V
6 V
t
t
Setup time before CLK↑
ns
ns
su
2 V
4.5 V
6 V
CLR inactive
2 V
Hold time, data after CLK↑
4.5 V
6 V
0
0
0
h
0
0
0
switching characteristics over recommended operating free-air temperature range, C = 50 pF
L
(unless otherwise noted) (see Figure 1)
T
A
= 25°C
TYP
12
SN54HC175
SN74HC175
FROM
(INPUT)
TO
(OUTPUT)
PARAMETER
V
UNIT
CC
MIN
6
MAX
MIN
4.2
21
MAX
MIN
5
MAX
2 V
4.5 V
6 V
31
36
50
25
29
f
t
t
MHz
max
pd
t
60
25
2 V
52
150
30
255
45
190
38
4.5 V
6 V
15
CLR
CLK
Any
Any
Any
13
26
38
32
ns
ns
2 V
58
150
30
255
45
190
38
4.5 V
6 V
16
13
26
38
32
2 V
38
75
110
22
90
4.5 V
6 V
8
15
19
6
13
19
16
operating characteristics, T = 25°C
A
PARAMETER
TEST CONDITIONS
TYP
UNIT
C
Power dissipation capacitance per flip-flop
No load
30
pF
pd
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265