Datasheet

18
FIGURE 42. HCT4046A VCO POWER DISSIPATION vs R2
(C1 = 50pF, 1µF)
FIGURE 43. HCT4046A VCO POWER DISSIPATION vs R1
(C1 = 50pF, 1µF)
FIGURE 44. HC4046A VCO POWER DISSIPATION vs R2 (C1 = 50pF, 1µF)
Typical Performance Curves (Continued)
VCO
IN
= 0V (AT f
MIN
)
1K 10K
100K 1M
R2 (OHMS)
10
6
10
5
10
4
10
3
10
2
R1 = RS = OPEN
C
L
= 50pF
V
CC
= 6V
C1 = 50pF
V
CC
= 4.5V
C1 = 1µF
VCO POWER DISSIPATION, P
D
(µW)
V
CC
= 4.5V
C1 = 50pF
V
CC
= 6V
C1 = 1µF
VCO
IN
= 0.5V
1K 10K
100K 1M
R1 (OHMS)
10
6
10
5
10
4
10
3
10
2
R2 = RS = OPEN
V
CC
= 5.5V
C1 = 50pF
V
CC
= 5.5V
C1 = 1µF
VCO POWER DISSIPATION, P
D
(µW)
V
CC
= 4.5V
C1 = 50pF
V
CC
= 4.5V
C1 = 1µF
VCO
IN
= 0V (AT f
MIN
)
1K 10K
100K 1M
R2 (OHMS)
10
6
10
5
10
4
10
3
10
2
R1 = RS = OPEN
C
L
= 50pF
V
CC
= 6V
C1 = 50pF
V
CC
= 3V
C1 = 1µF
VCO POWER DISSIPATION, P
D
(µW)
V
CC
= 4.5V
C1 = 1µF
V
CC
= 4.5V
C1 = 50pF
V
CC
= 6V
C1 = 1µF
V
CC
= 3V
C1 = 50pF
CD74HC4046A, CD74HCT4046A