ST40RA is the first member of the ST40 family, based on SuperH Inc's SH-4 SuperH CPU core, designed to work as a standalone device, or as part of a two chip solution for application specific systems. The ST40RA is designed for applications such as 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.
The ST40RA is the first member of the ST40 family, designed as a standalone device or part of a two-chip solution for application-specific systems. It is based on the SH-4 SuperH CPU core and targets digital consumer, embedded communications, industrial, and automotive applications. The device features high connectivity via a PCI bus and dual memory interfaces, making it ideal for data-intensive and high-performance applications.
Key system features include a 32-bit SuperH CPU with a 64-bit hardware FPU capable of 1.16 GFLOPS, a 128-bit vector unit for matrix manipulations, and a high-performance 5-channel DMA engine. The architecture supports up to 200MHz operation with 360 MIPS performance and includes standard ST40 peripherals such as synchronous serial ports, timers, and a real-time clock.
| CPU Core | 32-bit SuperH CPU |
|---|---|
| FPU | 64-bit hardware FPU (1.16 GFLOPS) |
| Vector Unit | 128-bit vector unit for matrix manipulations |
| Max Frequency | up to 200MHz |
| MIPS Performance | 360 MIPS (DMIPS 1.1) |
| CPU Bandwidth | Up to 664 Mbytes/s |
| Instruction Cache | 8 Kbytes |
| Data Cache | 16 Kbytes |
| DMA Engine | High-performance 5-channel DMA engine |
| PCI Interface | 32-bit, 66/33 MHz, 3.3 V |
| Local Memory Interface | SDRAM & DDR SDRAM |
| Memory Interface Frequency | Up to 100 MHz |
| Address Space | 4 Gbytes |
The ST40RA is designed to work as a standalone device or as part of a two chip solution for application specific systems.
Example applications include digital consumer, embedded communications, industrial and automotive.
Yes, it includes a 128-bit vector unit specifically designed for matrix manipulations.