MB15F02SL Fujitsu Microelectronics, Inc., MB15F02SL Datasheet - Page 13

• Manufacturer Part Number: MB15F02SL
• Description: Dual Serial Input Pll Frequency Synthesizer
• Manufacturer: Fujitsu Microelectronics, Inc.

N
otes:
PHASE COMPARATOR OUTPUT WAVEFORM
fr
fp
D
D
LD
Phase error detection range = –2 to +2
Pulses on Do
LD output becomes low when phase error is t
LD output becomes high when phase error is t
t
t
t
OIF
OIF
WU
WU
WU
IF
IF
/fr
/fp
/
/
> 2/fosc: i. e. t
< 4/fosc: i. e. t
(FC bit = High)
(FC bit = Low)
and t
D
D
LD Output Logic Table
RF
RF
ORF
ORF
Locking state/Power saving state
Locking state/Power saving state
Unlocking state
Unlocking state
WL
depend on OSC
IF/RF
IF-PLL section
WU
WL
signals are output to prevent dead zone.
< 312.5 ns when fosc = 12.8 MHz
> 156.3 ns when fosc = 12.8 MHz
IN
t
WU
input frequency as follows.
Locking state/Power saving state
Unlocking state
Locking state/Power saving state
Unlocking state
WU
WL
or more.
or less and continues to be so for three cycles or more.
t
RF-PLL section
WL
MB15F02SL
LD output
H
L
L
L
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