MB88155 Fujitsu Media Devices, MB88155 Datasheet - Page 10

• Manufacturer Part Number: MB88155
• Description: Spread Spectrum Clock Generator
• Manufacturer: Fujitsu Media Devices

10
MB88155
• Center spread
• Down spread
Spectrum is spread (modulated) by centering on the non-spread frequency.
Spectrum is spread (modulated) below the non-spread frequency.
Radiation level
Radiation level
Example of center spread at modulation rate ± 1.0%
Modulation width 2.0%
Example of down spread at modulation rate − 2.0%
−2.0%
Non-spread frequency
−1.0%
Non-spread frequency
Modulation width 2.0%
+1.0%
Frequency
Frequency