HEF4510BF PHILIPS [NXP Semiconductors], HEF4510BF Datasheet - Page 8

• Manufacturer Part Number: HEF4510BF
• Description: BCD up/down counter
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
January 1995
Minimum clock
Minimum PL
Minimum MR
Recovery time
Recovery time
Set-up times
Hold times
Maximum clock
BCD up/down counter
pulse width; LOW
pulse width; HIGH
pulse width; HIGH
for MR
for PL
P
UP/DN
CE
P
UP/DN
CE
pulse frequency
n
n
PL
PL
PL
CP
CP
CP
V
V
DD
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
5
5
5
5
5
5
5
5
5
5
5
5
t
t
t
t
t
t
t
t
t
t
t
f
SYMBOL
WCPL
WPLH
WMRH
RMR
RPL
su
su
su
hold
hold
hold
max
MIN.
105
120
130
150
100
250
100
120
95
35
25
45
35
50
40
45
30
50
30
50
40
75
40
25
10
35
15
15
20
12
17
5
0
5
5
5
8
TYP.
125
45
20
15
55
25
15
60
25
20
65
20
15
75
25
15
50
25
20
50
35
60
20
10
40
20
20
90
35
25
40
15
10
10
24
34
MAX.
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
MHz
MHz
see also waveforms
Figs 6 and 7
TYPICAL EXTRAPOLATION
FORMULA
Product specification
HEF4510B
MSI