hef40174b NXP Semiconductors, hef40174b Datasheet - Page 4

• Manufacturer Part Number: hef40174b
• Description: Hex D-type Flip-flop
• Manufacturer: NXP Semiconductors

Philips Semiconductors
AC CHARACTERISTICS
V
January 1995
Propagation delays
Output transition times
Set-up time
Hold time
Minimum clock
Minimum MR pulse
Recovery time
Maximum clock
SS
Hex D-type flip-flop
CP
MR
D
D
pulse width; LOW
width; LOW
for MR
pulse frequency
= 0 V; T
n
n
HIGH to LOW
LOW to HIGH
HIGH to LOW
HIGH to LOW
LOW to HIGH
CP
CP
O
O
n
n
amb
= 25 C; C
L
= 50 pF; input transition times
V
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
V
DD
5
5
5
5
5
5
5
5
5
5
5
t
t
t
t
t
t
t
t
t
t
f
PHL
PLH
PHL
THL
TLH
su
hold
WCPL
WMRL
RMR
max
SYMBOL
MIN. TYP. MAX.
20
10
10
10
70
30
20
70
35
25
45
20
15
15
20
5
5
5
4
20 ns
75
30
20
75
30
20
85
35
25
60
30
20
60
30
20
10
35
15
10
35
15
10
25
10
30
45
11
5
5
0
0
0
5
155 ns
155 ns
175 ns
120 ns
120 ns
65 ns
45 ns
65 ns
45 ns
70 ns
50 ns
60 ns
40 ns
60 ns
40 ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
MHz
MHz
48 ns
19 ns
12 ns
48 ns
19 ns
12 ns
58 ns
24 ns
17 ns
10 ns
10 ns
TYPICAL EXTRAPOLATION
9 ns
6 ns
9 ns
6 ns
see also waveforms
Fig.4
FORMULA
(0,55 ns/pF) C
(0,23 ns/pF) C
(0,16 ns/pF) C
(0,55 ns/pF) C
(0,23 ns/pF) C
(0,16 ns/pF) C
(0,55 ns/pF) C
(0,23 ns/pF) C
(0,16 ns/pF) C
(0,42 ns/pF) C
(0,28 ns/pF) C
(0,42 ns/pF) C
(0,28 ns/pF) C
(1,0 ns/pF) C
(1,0 ns/pF) C
HEF40174B
Product specification
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
MSI