Datasheet

17
FIGURE 36. HC4046A VCO LINEARITY vs R1 (V
CC
= 3V) FIGURE 37. HC4046A VCO LINEARITY vs R1 (V
CC
= 6V)
FIGURE 38. HCT4046A VCO LINEARITY vs R1 (V
CC
= 4.5V,
V
CC
= 5.5V)
FIGURE 39. HC4046A DEMODULATOR POWER DISSIPATION
vs RS (TYP) (V
CC
= 3V, 4.5V, 6V)
FIGURE 40. HCT4046A DEMODULATOR POWER DISSIPATION
vs RS (TYP) (V
CC
= 3V, 4.5V, 6V)
FIGURE 41. HC4046A VCO POWER DISSIPATION vs R1
(C1 = 50pF, 1µF)
Typical Performance Curves (Continued)
1K 10K
100K 1M 10M
R1 (OHMS)
8
6
4
2
0
-2
-4
-6
-8
LINEARITY (%)
VCO
IN
= 1.50V ± 0.4V
C1 = 50pF
V
CC
= 3V
R2 = OPEN
VCO
IN
= 1.50V ± 0.3V
1K 10K
100K 1M 10M
R1 (OHMS)
8
6
4
2
0
-2
-4
-6
-8
LINEARITY (%)
VCO
IN
= 3V ± 1.5V
C1 = 50pF
V
CC
= 6V
R2 = OPEN
VCO
IN
= 3V ± 0.6V
1K 10K
100K 1M 10M
R1 (OHMS)
8
6
4
2
0
-2
-4
-6
-8
LINEARITY (%)
V
CC
= 5.5V,
C1 = 50pF
R2 = OPEN
V
CC
= 4.5V,
VCO
IN
= 2.75V ±1.3V
VCO
IN
= 2.25V ±1.0V
V
CC
= 5.5V,
V
CC
= 4.5V,
VCO
IN
= 2.75V ±0.55V
VCO
IN
= 2.25V ±0.45V
VCO
IN
= 0.5 V
CC
1K 10K
100K 1M
RS (OHMS)
10
4
10
3
10
2
10
1
V
CC
= 3V
V
CC
= 4.5V
V
CC
= 6V
DEMODULATOR POWER DISSIPATION, P
D
(µW)
VCO
IN
= 0.5 V
CC
1K 10K
100K 1M
RS (OHMS)
10
4
10
3
10
2
10
1
V
CC
= 3V
V
CC
= 4.5V
V
CC
= 6V
R1 = R2 = OPEN
DEMODULATOR POWER DISSIPATION, P
D
(µW)
VCO
IN
= 0.5V
CC
1K 10K
100K 1M
R1 (OHMS)
10
6
10
5
10
4
10
3
10
2
R2 = RS = OPEN
C
L
= 50pF
V
CC
= 6V
C1 = 50pF
V
CC
= 3V
C1 = 1µF
VCO POWER DISSIPATION, P
D
(µW)
V
CC
= 6V
C1 = 1µF
V
CC
= 3V
C1 = 50pF
V
CC
= 4.5V
C1 = 1µF
V
CC
= 4.5V
C1 = 50pF
CD74HC4046A, CD74HCT4046A