HEF4510BF PHILIPS [NXP Semiconductors], HEF4510BF Datasheet - Page 5

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

Philips Semiconductors
FUNCTION TABLE
Notes
1. H = HIGH state (the more positive voltage)
Logic equation for terminal count:
A.C. CHARACTERISTICS
V
January 1995
Dynamic power
SS
MR
BCD up/down counter
H
L
L
L
L
dissipation per
package (P)
L = LOW state (the less positive voltage)
X = state is immaterial
= 0 V; T
= positive-going transition
PL
H
TC
X
L
L
L
amb
=
= 25 C; input transition times
CE
UP/DN
H
X
X
X
L
UP/DN
CE
X
H
X
L
L
10
15
V
5
V
DD
O
CP
X
X
X
0
O
3
parallel load
no change
count down
count up
reset
TYPICAL FORMULA FOR P ( W)
+
MODE
UP DN
11 200 f
20 ns
1000 f
4500 f
i
i
i
5
O
(f
(f
(f
0
o
o
o
C
C
C
O
L
L
L
)
)
)
1
O
V
V
V
2
DD
DD
DD
2
2
2
O
3
where
f
f
C
V
Fig.5 State diagram.
i
o
DD
= input freq. (MHz)
L
= output freq. (MHz)
(f
= load capacitance (pF)
o
C
= supply voltage (V)
L
) = sum of outputs
Product specification
HEF4510B
MSI