TLC2940_06 Datasheet, PDF (6/10 Pages) Texas Instruments – HIGH-PERFORMANCE CMOS VOLTAGE-CONTROLLED OSCILLATOR

TLC2940
HIGH-PERFORMANCE CMOS VOLTAGE-CONTROLLED OSCILLATOR
SLAS244 – OCTOBER 1999
TYPICAL CHARACTERISTICS
VCO OSCILLATION FREQUENCY
vs
VCO CONTROL VOLTAGE
90
VDD = 3 V
80 ^{RBIAS = 1.5 kΩ}
–25°C
70
25°C
60
50
85°C
40
30
20
10
0
0
0.6
1.2
1.8
2.4
3.0
VCO Control Voltage – V
Figure 3
VCO OSCILLATION FREQUENCY
vs
VCO CONTROL VOLTAGE
70
VDD = 3 V
60 ^{RBIAS = 2.2 kΩ}
– 25°C
25°C
50
85°C
40
30
VCO OSCILLATION FREQUENCY
vs
VCO CONTROL VOLTAGE
80
VDD = 3 V
70 ^{RBIAS = 1.8kΩ}
– 25°C
60
25°C
50
40
85°C
30
20
10
0
0
0.6
1.2
1.8
2.4
3.0
VCO Control Voltage – V
Figure 4
VCO OSCILLATION FREQUENCY
vs
VCO CONTROL VOLTAGE
70
VDD = 3V
RBIAS = 2.7 kΩ
60
25°C
50
40
85°C
30
20
10
0
0
0.6
1.2
1.8
2.4
3.0
VCO Control Voltage – V
Figure 5
20
– 25°C
10
0
0
0.6
1.2
1.8
2.4
3.0
VCO Control Voltage – V
Figure 6
6
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