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88F6281
Hardware Specifications
Doc. No. MV-S104859-U0 Rev. E Copyright © 2008 Marvell
Page 62 Document Classification: Proprietary Information December 2, 2008, Preliminary
5.1 Spread Spectrum Clock Generator (SSCG)
The SSCG (Spread Spectrum Clock Generator) may be used to generate the spread spectrum clock
for the PLL input. See SSCG Disable in Table 32, Reset Configuration, on page 67, for SSCG
enable/bypass configuration settings.
The SSCG block can be configured to perform up spread, down spread and center spread.
The modulation frequency is configurable. Typical frequency is 30 kHz.
The spread percentage can also be configured up to 1%.
For additional details, see the SSCG Configuration Register description in the 88F6180, 88F6190,
88F6192, and 88F6281 Functional Specifications.