- 32-bit RISC/DSP processor
- Parallelism of ALU, DSP unit and Load/Store unit
- 16, 32, 48-bit instructions
- 64 local, 26 global registers
- Local regs organized in circular
- 4 GByte memory address space
- Separate I/O address space
- 16 kByte RAM on-chip (1 cycle)
- On-chip instruction cache
- Separate address and data bus
- 32-bit timer and watchdog timer
- Comprehensive controller for DRAM, SDRAM
- Programmable bus timing for all
- Clock frequency:
- i.e. E1-32XSR 120 MHz in 0.25µm
- Implementations in 0.18µm up to 220 MHz - On-chip PLL (8:1,4:1,2:1,1:1,0.5:1)
- Static design
- 120 MIPS and up to 480 MOPS in 0.25 µm; 220 MIPS and up to 880 MOPS in 0.18µm
- up to 2445 MIPS/Watt
- 1 k complex FFT in 0.25 ms
- 4 cycle MPY (32 x 32 bit)
- 1 cycle MPY (16 x 16 bit)
- 1 cycle multiply-add (pipelined)
- 1 cycle MOV, ADD, CMP, SHIFT
- 1 cycle DRAM read or write (pipelined)
- Glue-less memory- and I/O-connection
- Less than 0.41 mW / MHz power dissipation
- Fully automatic power-down mode
- Clock-off function
| Hyperstone's E1-32XSR
 |
注意
Hyperstone RISC/DSP
类型
Hyperstone E1-32X RISC/DSP家族有许多形式.就总线的数据宽度而言, E1-32X系列为32bit, E1-16X系列为16bit. 就封装形式而言,E1-32X系列为144-pin TQFP (20x20x1.4mm),而E1-16X系列则是非常小型的100-pin TQFP (14x14x1.4mm)包装.每种形式都有附加在芯片上的16kByte RAM,并且每个计算机操作时最大速率可达120 MHz unb 0.25 µm.