2 / 14 page  CY2273A 2 Pin Configurations 1 2 3 4 5 6 7 8 9 10 11 12 33 32 31 30 29 25 26 27 28 36 35 AVDD 34 13 14 15 16 17 18 19 20 21 22 23 24 45 44 43 42 41 37 38 39 40 48 47 46 REF0 VSS XTALIN XTALOUT PCICLK_F VDDQ3 PCICLK0 PCICLK1 VSS PCICLK2 PCICLK3 AGP0 AGP1 VDDQ3 SDRAM11 SDRAM10 VDDQ3 SDRAM9 SDRAM8 VSS SDATA SCLK VDDQ3 USBCLK SEL1 VSS CPUCLK0 CPUCLK1 VDDCPU CPUCLK2 CPUCLK3 VSS SDRAM0 SDRAM1 VDDQ3 SDRAM2 SDRAM3 VSS SDRAM5/PWR_DWN SDRAM6/CPU_STOP SDRAM7/PCI_STOP VSS SEL0 MODE VDDQ3 SDRAM4 VSS 1 2 3 4 5 6 7 8 9 10 11 12 33 32 31 30 29 25 26 27 28 36 35 USBCLK 34 13 14 15 16 17 18 19 20 21 22 23 24 45 44 43 42 41 37 38 39 40 48 47 46 REF0 VSS XTALIN XTALOUT PCICLK_F VDDQ3 PCICLK0 PCICLK1 VSS PCICLK2 PCICLK3 PCICLK4 PCICLK5 VDDQ3 SDRAM11 SDRAM10 VDDQ3 SDRAM9 SDRAM8 VSS AVDD SDATA VDDQ2 IOAPIC SEL0 VSS CPUCLK0 CPUCLK1 VDDCPU CPUCLK2 CPUCLK3 VSS SDRAM0 SDRAM1 VDDQ3 SDRAM2 SDRAM3 VSS SDRAM5/PWR_DWN SDRAM6/CPU_STOP SDRAM7/PCI_STOP VSS MODE SCLK VDDQ3 SDRAM4 VSS 1 2 3 4 5 6 7 8 9 10 11 12 33 32 31 30 29 25 26 27 28 36 35 AVDD 34 SSOP Top View 13 14 15 16 17 18 19 20 21 22 23 24 45 44 43 42 41 37 38 39 40 48 47 46 REF0 VSS XTALIN XTALOUT PCICLK_F VDDQ3 PCICLK0 PCICLK1 VSS PCICLK2 PCICLK3 PCICLK4 PCICLK5 VDDQ3 SDRAM11 SDRAM10 VDDQ3 SDRAM9 SDRAM8 VSS SDATA SCLK VDDQ3 USBCLK SEL1 VSS CPUCLK0 CPUCLK1 VDDCPU CPUCLK2 CPUCLK3 VSS SDRAM0 SDRAM1 VDDQ3 SDRAM2 SDRAM3 VSS SDRAM5/PWR_DWN SDRAM6/CPU_STOP SDRAM7/PCI_STOP VSS SEL0 MODE VDDQ3 SDRAM4 VSS CY2273A-1,-4 CY2273A-2 CY2273A-3 SSOP Top View SSOP Top View |
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