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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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ICS950401 датащи(PDF) 1 Page - Integrated Circuit Systems |
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ICS950401 датащи(HTML) 1 Page - Integrated Circuit Systems |
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1 / 14 page  Integrated Circuit Systems, Inc. ICS950401 0499C—11/01/04 Block Diagram Functionality Pin Configuration Recommended Application: AMD K8 Systems Output Features: • 2 - Differential pair push-pull CPU clocks @ 3.3V • 7 - PCI (Including 1 free running) @3.3V • 3 - Selectable HT/PCI 66/33MHz @3.3V • 1 - 48MHz, @3.3V fixed. • 1 - 24/48MHz @ 3.3V • 3 - REF @3.3V, 14.318MHz. Features: • Up to 220MHz frequency support • Support power management: PCI stop and stop clocks controlled by I 2C. • Spread spectrum for EMI reduction • Uses external 14.318MHz crystal •I 2C programmability features • Supports Hypes transport technology (HT66 output). AMD - K8™ System Clock Chip *FS0/REF0 1 48 REF1/FS1* VDDREF 2 47 GND X1 3 46 VDDREF X2 4 45 REF2/FS2* GND 5 44 SPREAD* *PCI33/HT66SEL# 6 43 VDDA PCICLK33/HT66_0 7 42 GNDA PCICLK33/HT66_1 8 41 CPUCLKT0 VDDPCI 9 40 CPUCLKC0 GND 10 39 GND PCICLK33/HT66_2 11 38 VDDCPU NC 12 37 CPUCLKT1 PCICLK0 13 36 CPUCLKC1 PCICLK1 14 35 VDD GND 15 34 GND VDDPCI 16 33 GNDA PCICLK2 17 32 VDDA PCICLK3 18 31 48MHz VDDPCI 19 30 GND GND 20 29 VDD PCICLK4 21 28 24_48MHz/Sel24_48#* PCICLK5 22 27 GND PCICLK_F 23 26 SDATA *PCI_STOP# 24 25 SCLK 48-SSOP/ TSSOP * Internal Pull-Up Resistor ** Internal Pull-Down Resistor FS2 FS1 FS0 PCI33_HT66 SEL# CPU PCI33 PCI33_HT66 COMMENTS 0 0 0 X Hi-Z Hi-Z Hi-Z Tri-State Mode 0 0 1 0 X X/6 X/3 Bypass Mode 0 0 1 1 X X/6 X/6 Bypass Mode 0 1 0 X 180.00 30.00 60.00 10% under-clk 0 1 1 X 220.00 36.56 73.12 10% over-clk 1 0 0 X 100.00 33.33 33.33/66.66 Athlon Compatible 1 0 1 X 133.33 33.33 33.33/66.66 Athlon Compatible 1 1 0 X 166.66 33.33 33.33/66.66 Reserved 1 1 1 X 200.00 33.33 33.33/66.66 Hammer Operation PLL2 PLL1 Spread Spectrum PCICLK (5:0) CPUCLKT (1:0) CPUCLKC (1:0) X1 X2 XTAL OSC CPU DIVDER PCI DIVDER Stop Stop SDATA SCLK FS (2:0) SPREAD 24_48SEL# PCI33/HT66SEL# PCI_STOP# Control Logic REF (2:0) 48MHz 24_48MHz / 2 PCICLK_F PCICLK33/HT66(2:0) X 2 Config. Reg. |
Аналогичный номер детали - ICS950401 |
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Аналогичное описание - ICS950401 |
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ссылки URL |
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