MB1508 Fujitsu Microelectronics, Inc., MB1508 Datasheet - Page 5

• Manufacturer Part Number: MB1508
• Description: Serial Input PLL Frequency Synthesizer on Chip 2.5 GHZ Prescaler
• Manufacturer: Fujitsu Microelectronics, Inc.

FUNCTIONAL DESCRIPTIONS
REFERENCE COUNTER DIVIDE RATIO (R1 to R2)
Prescaler divide ratio (SW)
When divide ratio of prescaler setting bit is high, divide ratio of 256/272 is selected.
When divide ratio of prescaler setting bit is low, divide ratio of 512/528 is selected.
Band Switch Setting (BC1 to BC4)
When band switch setting bit is high, output is ON.
When band switch setting bit is low, output is OFF.
Divide Ratio
1024
2048
256
512
R
R
2
o
0
1
1
R
1
o
1
0
1
MB1508
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