ARM1156 Processor

Performance of the ARM1156 processor

• Clock Speed 
  • 600 MHz TSMC 90G
• Dhrystone 2.1
  • 1.41 DMIPS/MHz 
  • 846 DMIPS
• Floating-Point Performance
  • Single and double precision IEEE754 floating point 
  • MFLOPS/MHz
• Power Consumption
  • 0.42 mW/MHz **
  • Area §1.75 mm2 **

Specifications

ARM1156 Key Features

High Performance real-time processor

• ARMv6 architecture processor
• 9 stage pipeline for high speed implementation
• Multiple AMBA^® AXI™ ports for high bandwidth to memory
• Configurable instruction and data caches

Reduced system cost

• Thumb-2 for optimal instruction memory usage
• Relaxed timing on Level 1 memory interfaces

Short time to market

• RTOS compatible memory protection unit
• JTAG and Trace interfaces for real-time debug
• Development tools from ARM and 3rd party tools vendors
• Reference methodologies from major EDA vendors

The ARM1156 is upwardly code compatible with the latest generation ARM Cortex-R4 real-time processor. The Cortex-R4 processor delivers the highest level of real-time performance in the ARM processor portfolio.

Cortex Alternative

The Cortex-R4 processor is a related follow-on product to the ARM1156. Most new SoC designs for embedded real-time applications are being based on the Cortex-R4 processor; however, some SoC designs are starting with ARM1156 where cost, minimal risk, and product maturity are important considerations.

ARM1156 related products

The ARM1156 processor is commonly integrated with many other IP blocks to optimize the SoC for power and performance.

Tools Support

ARM RealView® portfolio of development tools, as well as a wide range of third party tools, operating system and EDA vendors support all ARM processors..ARM RealView tools are unique in their ability to provide solutions that span the complete development process from concept to final product deployment.