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DataSheet4U.
com ST40RA 32-bit Embedded SuperH Device DATASHEET Integer & FP execution units JTAG JTAG Debug UDI SCIF SCIF Timer (TMU) Real-time clock Interrupt ctrl SuperHyway Clock ctrl Flash PLLs PCI I/F 66MHz ST40 Local Memory I/F Cbus Bridge/ SuperHyway I/F 5 channel DMA controller 2 channel control MPX Coprocessor EMI 32 data MMU I Cache MMU D Cache PIO interface Registers Mailbox 24 data 32 data PCI Peripherals 64 data SDRAM Peripherals Overview The ST40RA is the first member of the ST40 family.
Based on the SH-4, SuperH CPU core from SuperH Inc, the ST40RA is designed to work as a standalone device, or as part of a two chip solution for application specific systems.
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