Datasheet

January 1995 5
Philips Semiconductors Product specification
8-bit static shift register
HEF4014B
MSI
AC CHARACTERISTICS
V
SS
= 0 V; T
amb
= 25 °C; C
L
= 50 pF; input transition times ≤ 20 ns
V
DD
V
SYMBOL MIN. TYP. MAX.
TYPICAL EXTRAPOLATION
FORMULA
Propagation delays
C
P
→ O
n
5 130 260 ns 103 ns + (0,55 ns/pF) C
L
HIGH to LOW 10 t
PHL
55 110 ns 44 ns + (0,23 ns/pF) C
L
15 40 80 ns 32 ns + (0,16 ns/pF) C
L
5 115 230 ns 88 ns + (0,55 ns/pF) C
L
LOW to HIGH 10 t
PLH
50 100 ns 39 ns + (0,23 ns/pF) C
L
15 40 80 ns 32 ns + (0,16 ns/pF) C
L
Output transition times 5 60 120 ns 10 ns + (1,0 ns/pF) C
L
HIGH to LOW 10 t
THL
30 60 ns 9 ns + (0,42 ns/pF) C
L
15 20 40 ns 6 ns + (0,28 ns/pF) C
L
5 60 120 ns 10 ns + (1,0 ns/pF) C
L
LOW to HIGH 10 t
TLH
30 60 ns 9 ns + (0,42 ns/pF) C
L
15 20 40 ns 6 ns + (0,28 ns/pF) C
L
Set-up times 5 40 10 ns
see also waveforms Fig.4
PE → CP 10 t
su
25 5 ns
15 15 0 ns
535−5ns
D
S
→CP 10 t
su
25 −5ns
15 25 0 ns
535−5ns
P
n
→CP 10 t
su
25 −5ns
15 25 0 ns
Hold times 5 25 −5ns
PE → CP 10 t
hold
20 0 ns
15 15 0 ns
53015ns
D
S
→CP 10 t
hold
20 10 ns
15 15 7 ns
53015ns
P
n
→CP 10 t
hold
20 10 ns
15 15 7 ns
Minimum clock 5 70 35 ns
pulse width; LOW 10 t
WCPL
30 15 ns
15 24 12 ns
Maximum clock 5 6 13 MHz
pulse frequency 10 f
max
15 30 MHz
15 20 40 MHz