LM3S1332-IQC50-A2

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LM3S1332-IQC50-A2 is a 32-bit ARM Cortex-M3 RISC-based microcontroller in the LatticeMico32 family from Texas Instruments. This highly-integrated, feature-rich device offers a substantially larger performance per watt when compared to other 8- and 16-bit microcontrollers, while keeping cost at an edge. The LM3S1332-IQC50-A2 is an ideal solution for embedded systems in industrial, medical, and home automation applications.

Application Field

The LM3S1332-IQC50-A2 is broadly used in embedded systems and controllers within the industrial and medical fields. Its Cortex M3 use delivers advanced features, including: a memory protection unit (MPU), a nested vector interrupt controller (NVIC), a memory management unit (MMU), 13 channels of enhanced direct memory access (eDMA), 4 floating-point unit (FPU) coprocessors, and a spacious power management unit (PMU). This arm cortex can perform complex signal processing, control monitoring systems and support digital signal processing (DSP). In addition, its integrated power management and flexible system bus can integrate peripherals with minimal external components. All of this makes it ideal for industrial and medical applications ranging from small, low-power systems to more complex, higher performance applications.

Working Principle

At the core of the LM3S1332-IQC50-A2 is a high- performance, low-power ARM Cortex-M3 microcontroller. The LM3S architecture includes a number of sophisticated features, such as an on-chip memory protection unit (MPU) that provides hardware-enforced isolation between processes, along with a nested vector interrupt controller (NVIC) providing multiple interrupt endpoints. This ARM Cortex-M3 also provides full debug and trace capabilities. The enhanced direct memory access (eDMA) controller provides 13-channel general purpose DMA channels, along with 4 specialized DMA channels for six-channel eDMA implementations.

This ARM Cortex-M3 is powered by a 32-bit, 5- stage pipeline with up to 35 MIPS peak performance. The FPU coprocessor supports complexity of digital signal processing and other applications utilizing complex math computations. Furthermore, the ARM Cortex-M3 offers low-power operation with low- power sleep modes with wake-up capability. This ARM Cortex-M3 also integrates a robust system bus with general-purpose, auto-negotiated I/O ports and programmable interrupt controllers.

The LM3S1332-IQC50-A2 includes a wide range of low-power features including two-stage supply sequencing, voltage scaling, and flexible I/Os to support low-power peripherals. The flexible power-management unit (PMU) controls the power consumption states, enabling efficient use of energy. Finally, the LM3S1332-IQC50-A2 can be easily integrated in existing systems, providing compatibility with a wide range of industry standards.

Texas Instruments’ LM3S1332-IQC50-A2 Cortex-M3 microcontroller offers advanced ARM Cortex-M3 performance per watt and low- power consumption. It provides numerous features, including memory protection unit (MPU), nested vector interrupt controller (NVIC), memory management unit (MMU), enhanced direct memory access (eDMA), 4 floating-point unit (FPU) coprocessors, and a programmable power management unit (PMU). It also offers debug and trace capabilities, a robust system bus and I/O ports with full auto-negotiation for improved compatibility and flexibility. This highly integrated and feature-rich device is an ideal solution for embedded systems in a variety of industrial, medical, and home automation applications.

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