MB15U36 Datasheet, PDF (18/23 Pages) Fujitsu Component Limited. – Dual PLL Frequency Synthesizer with On-Chip Prescaler

Phase Detector Output Waveform
fr_{RF1-PLL, RF2-PLL}
fp_{RF1-PLL, RF2-PLL}
LD
(FC bit = “H”)
Do_{RF1-PLL, RF2-PLL}
(FC bit = “L”)
Do_{RF1-PLL, RF2-PLL}
t_WU
H
Z
Z
t_WL
L
Notes: 1) Phase error detection range: –2π to +2π
2) Pulses on Do signal during locked state are output to prevent dead zone.
MB15U36
Fujitsu Microelectronics, Inc. 19