AK1541_17 Datasheet, PDF (22/37 Pages) Asahi Kasei Microsystems – 20 to 600Mhz Delta-Sigma Fractional-N Frequency Synthesizer

[AK1541]
CPPOLA: Selects positive or negative output polarity for Charge Pump 1 and Charge Pump 2.
D10
0 Positive
1 Negative
Function
Remarks
High
Positive
Low
Low
Negative
Charge pump output voltage ^High
Fig. 11 Charge Pump slope Polarity
MS1043-E-05
22
2013/03