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| CD4046BMS Datasheet, PDF (10/11 Pages) Intersil Corporation – CMOS Micropower Phase Locked Loop | |||
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CD4046BMS
Typical Performance Characteristics (Continued)
AMBIENT TEMPERATURE (TA) = +25oC
VCOIN = VSS CL = 50pF
105
SUPPLY VOLTAGE (VDD) = 15V
104
CL = 50pF
10V
1µF
103
50pF
5V
1µF
102
50pF
1µF
AMBIENT TEMPERATURE (TA) = +25oC
VCOIN = VDD/2, R1 = R2 = â
104
SUPPLY VOLTAGE (VDD) = 15V
103
10V
102
5V
101
10
2 46 8 2 46 8
2 46 8
10
102
103
104
R2 (kâ¦)
FIGURE 10. TYPICAL VCO POWER DISSIPATION AT fMIN AS A
FUNCTION OF R2
1
2 46 8 2 46 8
2 46 8
10
102
103
104
Rs (kâ¦)
FIGURE 11. TYPICAL SOURCE FOLLOWER POWER
DISSIPATION AS A FUNCTION OF RS
8
6
4
2
104
8
6
4
2
103
8
6
4
2
102
8
6
4
2
10
2
1
SUPPLY VOLTAGE
(VDD) = 15V
10V
VDD
2kâ¦
20kâ¦
13
VOUT
2kâ¦
VSS
OUTPUT CIRCUIT
5V
AMBIENT TEMPERATURE (TA) = +25oC
PHASE COMPARATOR II
46 82 46 82 46 82 46
10
102
103
SIGNAL INPUT FREQUENCY (fIN) (kHz)
8
104
FIGURE 12. AC-COUPLED SIGNAL INPUT VOLTAGE AS A
FUNCTION OF SIGNAL INPUT FREQUENCY
8
6
AMBIENT TEMPERATURE (TA) = +25oC
VDD = 10V, VCOIN = 5V ± 1V, R2 = â
4
2
10
8
6
4
CL = 50pF
2
100pF
1
8
6
4
2
10-1
f(4V) + f(6V)
f0 =
1
2
1000pF
0.1µF
f0 - f(5V)
% LINEARITY =
x 100
f0
0.01µF
2 4 68 2 4 68 2 4 68 2 4 68
10-1
1
10
102
103
R1 (kâ¦)
FIGURE 13. TYPICAL VCO LINEARITY AS A FUNCTION OF R1
AND C1 AT VDD = 10V
8
6
AMBIENT TEMPERATURE (TA) = +25oC
VDD = 10V, VCOIN = 5V ± 1V, R2 = â
4
2
10
8
6
4
2
CL = 50pF
100pF
0.1µF
1
8
6
4
2
10-1
f(6V) + f(9V)
f0 =
2
f0 - f(7.5V)
% LINEARITY =
f0
x 100
2 4 68 2 4 68 2 4 68 2
10-1
1
10
102
R1 (kâ¦)
1000pF
0.01µF
0.1µF
4 68
103
FIGURE 14. TYPICAL VCO LINEARITY AS A FUNCTION
OF R1 AND C1 AT VDD = 15V
7-895
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