HEF40192BD PHILIPS [NXP Semiconductors], HEF40192BD Datasheet - Page 5

• Manufacturer Part Number: HEF40192BD
• Description: 4-bit up/down decade counter
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
FUNCTION TABLE
AC CHARACTERISTICS
V
January 1995
Dynamic power
SS
4-bit up/down decade counter
dissipation per
package (P)
MR
= 0 V; T
H
L
L
L
amb
PL
X
H
H
L
= 25 C; input transition times
Fig.5 State diagram.
CP
X
X
H
U
V
CP
V
10
15
DD
H
X
X
5
D
reset (asyn.)
parallel load
count-up
count-down
20 ns
TYPICAL FORMULA FOR P ( W)
MODE
2400 f
6500 f
550 f
5
i
i
i
(f
(f
(f
o
o
o
C
C
C
L
L
L
Notes
1. H = HIGH state (the more positive voltage)
Logic equations for terminal count:
)
)
)
TC
TC
V
V
V
D
U
L = LOW state (the less positive voltage)
X = state is immaterial
DD
DD
DD
=
=
2
2
2
O
O
= positive-going transition
0
0
O
O
1
3
O
CP
where
f
f
C
V
i
o
2
DD
= input freq. (MHz)
L
= output freq. (MHz)
(f
U
= load capacitance (pF)
o
O
C
= supply voltage (V)
3
L
) = sum of outputs
CP
HEF40192B
Product specification
D
MSI