MEMORY存储芯片TMS48C121-80DZ中文规格书

TMS320C6745,TMS320C6747

SPRS377F–SEPTEMBER2008–REVISEDJUNE2014

1.4FunctionalBlockDiagram

JTAG InterfaceSystem ControlInputClock(s)PLL/ClockGeneratorw/OSCGeneral-PurposeTimerGeneral-PurposeTimer(Watchdog)DSPSubsystemC674xDSPCPUMemoryProtectionAET32KBL1 Pgm32KBL1 RAMPower/SleepControllerRTC/32-kHzOSCPinMultiplexing256KB L2 RAMBOOT ROMSwitched Central Resource (SCR)PeripheralsDMAAudio PortsMcASPw/FIFO(3)I2C(2)Serial InterfacesUART(3)DisplayInternal MemoryGPIOEDMA3SPI(2)LCDCtlr128KBRAMPRUSubsystemControl TimersConnectivity(10/100)EMAC(RMII)External Memory InterfacesEMIFBSDRAM Only(16b/32b)eHRPWM(3)eCAP(3)eQEP(2)USB2.0OTG CtlrPHYUSB1.1OHCI CtlrPHYMDIOHPIMMC/SD(8b)EMIFA(8b/16B)NAND/Flash16b SDRAMNote:Notallperipheralsareavailableatthesametimeduetomultiplexing.SeeTable3-1fordetailsonwhichdevicecomponentsareavailableoneachdevice.

Figure1-1.TMS320C6747FunctionalBlockDiagram

JTAG InterfaceSystem ControlInputClock(s)PLL/ClockGeneratorw/OSCGeneral-PurposeTimerGeneral-PurposeTimer(Watchdog)DSPSubsystemC674xDSPCPUMemoryProtectionAET32KBL1 Pgm32KBL1 RAMPower/SleepControllerPinMultiplexing256KB L2 RAMBOOT ROMSwitched Central Resource (SCR)PeripheralsDMAAudio PortsMcASPw/FIFO(2)I2C(2)Serial InterfacesUART(3)GPIOEDMA3SPI(2)PRUSubsystemExternal Memory InterfacesEMIFBSDRAM Only(16b)Control TimersConnectivity(10/100)EMAC(RMII)eHRPWM(3)eCAP(3)eQEP(2)USB2.0OTG CtlrPHYMDIOMMC/SD(8b)EMIFA(8b)NAND/FlashNote:Notallperipheralsareavailableatthesametimeduetomultiplexing.SeeTable3-1fordetailsonwhichdevicecomponentsareavailableoneachdevice.

Figure1-2.TMS320C6745FunctionalBlockDiagram

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