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Wiki > Main > IriverIfpPort > IriverFP3XX5XXHardwareComponents > PhilipsSAA7750

---+!! Philips SAA7750 family

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---++ Summary

The SAA7750 or "SSA1" is a "System On Chip" complete with a CPU and DSP.  The PhilipsPNX0101 or "Symphony" is believed to be later model.  The SAA7750 has the following onboard components:

   * 256KB ROM (contents?)
   * 384KB flash
   * 64KB SRAM
   * [[http://www.arm.com/products/CPUs/ARM720T.html][ARM720T]] 32-bit processor: [[http://www.arm.com/products/CPUs/ARM7TDMI.html][ARM7TDMI]] core, 8KB cache, and MMU; 8.5-72MHz clock speed
   * EPICS7a 24-bit DSP core
   * C18AD10B400K 10 bit ADC (max 400k samples/s @ 10bits)
   * built-in codecs for MP3, AAC, and SoundCodecWMA (details pending)
   * LCD interface for 6800/8080 compatible controllers
   * Watchdog Timer, 2x countdown timers, Real-Time-Clock (@32.768kHz)
   * USB 1.1, <nop>IrDA, [[http://en.wikipedia.org/wiki/I2C][I²C]] master+slave, general purpose I/O
   * supports external flash, SDRAM, and MMC/SD memory

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---++ Players

   * iriver iFP 1xx + iFP3xx+ iFP5xx - IriverIfpPort
   * Creative Rhomba NX 
   * Creative DMP MX 
   * Creative Movo SQ 




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---++ References

   * [[http://www.flyring.com.cn/chinese/UploadFiles/SAA7750.pdf][Data Sheet]]
   * [[http://www.foodinfonet.com/discustest2/jobcenter/00000076.htm][Details of the processor core can in this person's CV]] 
   * [[http://www.rockbox.org/irc/rockbox-20031216.txt][IRC log]]
   * http://www.semiconductors.philips.com/acrobat_download/literature/9397/75008162.pdf (a pamphlet)
   * http://www.arm.com/pdfs/DDI0229A_720T_R4.pdf (ARM720T Reference Manual)

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r18 - 31 Jul 2008 - 01:00:55 - MarcGuay

Parents: IriverIfpPort > IriverFP3XX5XXHardwareComponents