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ICS9FG104 データシート(PDF) 7 Page - Integrated Device Technology |
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ICS9FG104 データシート(HTML) 7 Page - Integrated Device Technology |
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7 / 17 page ![]() IDTTM/ICSTM Frequency Generator for CPU, QPI, FBD, PCIe Gen 2 & SATA ICS9FG104 REV K 04/12/07 ICS9FG104 Frequency Generator for CPU, QPI, FBD, PCIe Gen 2 & SATA 7 SMBus Table: Reserved Register Pin # Name Control Function Type 0 1 PWD Bit 7 0 Bit 6 0 Bit 5 0 Bit 4 0 Bit 3 0 Bit 2 0 Bit 1 0 Bit 0 0 SMBus Table: Reserved Register Pin # Name Control Function Type 0 1 PWD Bit 7 0 Bit 6 0 Bit 5 0 Bit 4 0 Bit 3 0 Bit 2 0 Bit 1 0 Bit 0 0 SMBus Table: M/N Programming Enable Pin # Name Control Function Type 0 1 PWD Bit 7 M/N_Enable M/N Prog. Enable RW Disable Enable 0 Bit 6 1 Bit 5 REFOUT_En REFOUT Enable RW Disable Enable 1 Bit 4 0 Bit 3 0 Bit 2 0 Bit 1 0 Bit 0 0 SMBus Table: PLL Frequency Control Register Pin # Name Control Function Type 0 1 PWD Bit 7 PLL N Div8 N Divider Prog bit 8 RW X Bit 6 PLL N Div9 N Divider Prog bit 9 RW X Bit 5 PLL M Div5 RW X Bit 4 PLL M Div4 RW X Bit 3 PLL M Div3 RW X Bit 2 PLL M Div2 RW X Bit 1 PLL M Div1 RW X Bit 0 PLL M Div0 RW X - Byte 10 - The decimal representation of M and N Divider in Byte 11 and 12 will configure the PLL VCO frequency. Default at power up = latch-in or Byte 0 Rom table. VCO Frequency = 14.318 x [NDiv(9:0)+8] / [MDiv(5:0)+2] - - M Divider Programming bit (5:0) - - - - -Reserved Reserved Reserved Reserved -Reserved - - - 5 -Reserved Reserved Byte 9 - - Reserved Reserved Reserved Reserved Byte 8 - - - - - - - Byte 7 - - - - - - - - Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved |
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