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ST40RA Datasheet 32-bit Embedded Superh Device

Manufacturer: STMicroelectronics

Overview: www.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. Example applications the ST40RA is designed for include digital consumer, embedded communications, industrial and automotive. The high connectivity of the ST40 through its PCI bus and its dual memory uses makes it a versatile device, ideal for data-intensive and high performance applications.

Key Features

  • s 32-bit SuperH CPU q q q q q Bus interfaces s Local memory interface SDRAM & DDR SDRAM q 64-bit hardware FPU (1.16 GFLOPS) 128-bit vector unit for matrix manipulations 166 MHz, 300 MIPS (DMIPS 1.1) Up to 664 Mbytes/s CPU bandwidth Direct mapped, on-chip, ICache (8 Kbytes) and DCache (16 Kbytes) Up to 100 MHz (1.6 Gbytes/s peak throughput) s PCI interface - 32-bit, 66/33 MHz, 3.3 V s Enhanced memory interface (EMI) q q q q q s High-performance 5-channel DMA engine, supporting 1D or 2D block.

ST40RA Distributor