MB15F04 Fujitsu Media Devices, MB15F04 Datasheet - Page 10

• Manufacturer Part Number: MB15F04
• Description: Dual Serial Input PLL Frequency Synthesizer
• Manufacturer: Fujitsu Media Devices

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10
MB15F04
Table. 7 Phase Comparator Phase Switching Data Setting
Table. 8 LD/fout Output Select Data Setting
Serial Data Input Timing
VCO polarity
Note:
fr > fp
fr = fp
fr < fp
On rising edge of the clock, one bit of the data is transferred into the shift register.
LDS
Parameter
H
L
Clock
LE
Data
Z = High–impedance
Depending upon the VCO and LPF polarity,
FC bit should be set.
t
t
t
t
1
2
3
4
fout (fr
LD signal
FC = H
Min
(1)
20
20
30
20
H
Z
L
TX/RX
t
0
LD/fout output signal
t
, fp
1
MSB
Typ
TX/RX
–
–
–
–
) signals
FC = L
(2)
Max
H
L
Z
1st. Data
–
–
–
–
t
2
Unit
ns
ns
ns
ns
Parameter
VCO Output
Frequency
t
5
t
t
t
5
6
7
Control bit
LSB
t
Min
100
100
3
30
VCO Output Voltage
Invalid data
t
6
Typ
–
–
–
t
4
2nd. Data
Max
–
–
–
Unit
ns
ns
ns
(2)
(1)