mc145201dt Freescale Semiconductor, Inc, mc145201dt Datasheet - Page 12

• Manufacturer Part Number: mc145201dt
• Description: 2.0 Ghz Pll Frequency Synthesizers
• Manufacturer: Freescale Semiconductor, Inc

MC145200 MC145201
12
NOTE: The MC145201 is optimized for Rx values in the 18 k to 40 k range. For example, to achieve 0.3 mA of output
current, it is preferable to use a 30–k resistor for Rx and bit settings for 25% (as shown in Table 3).
180
170
160
150
140
130
120
110
100
100
90
80
70
60
50
40
30
20
90
80
70
60
50
40
30
20
10
0
0.5
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3
0.6
Nominal MC145200 PD out Source Current vs Rx Resistance
Nominal MC145201 PD out Source Current vs Rx Resistance
0.7
0.8
0.9
PD out CURRENT SET TO 100%;
PD out VOLTAGE IS FORCED TO ONE–HALF OF V PD .
1.0
1.1
PD out CURRENT SET TO 100%;
PD out VOLTAGE IS FORCED TO ONE–HALF OF V PD .
1.2
Figure 14.
I out , SOURCE CURRENT (mA)
I out , SOURCE CURRENT (mA)
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
V PD = 9.5 V
V PD = 8.75 V
V PD = 8.0 V
V PD = 5.5 V
V PD = 5.0 V
V PD = 4.5 V
2.1
2.2
2.3
MOTOROLA