SPC5605BF1CLU4

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The SPC5605BF1CLU4 is an automotive microcontroller from STMicroelectronics suitable for various embedded applications such as cockpit, engine, chassis and body control and safety systems. It is powered by a 32-bit SPEAr ARM Cortex(TM)-M4 based single-chip solution, with 2 Mb of flash memory, up to 32 Kbytes of RAM and integrated SAEJ TAGS-2 compliant secure boot. It also supports other peripherals and interfaces like USB, CAN, SPI, I2C Ethernet and UART. Additionally, this microcontroller includes a powerful Bluetooth(R) Low Energy/2.1 module and a unique integrated power management feature allowing developers to reduce system power consumption while keeping power supply reliable and stable.

The SPC5605BF1CLU4 microcontroller is part of the SPC5 family of microcontrollers and is optimized for Advanced Driver Assistance Systems (ADAS), electric and hybrid drive propulsion systems, automotive body control and active safety systems.

The main application fields of the SPC5605BF1CLU4 microcontroller include automotive applications such as chassis control, body control, safety systems, cockpit, engine control and embedded applications. Further, this microcontroller can be used for various automotive applications such as vehicle communication bus systems, gateways, traction/power electronics, user interfaces and accelerators, collision avoidance systems, adaptive cruise controls and other automotive systems.

The SPC5605BF1CLU4 microcontroller offers extensive integration with internal peripherals and external components. It provides an easy and cost-effective way of creating a production-ready PCB design for demanding embedded applications. In addition to that, the microcontroller incorporates two clocks, one for the CPU and one for the peripherals. The CPU clock is provided by a PLL and is configurable in steps of 100 MHz up to 150 MHz. The peripherals clock is provided by an internal 93.75 MHz oscillator and a PLL to generate multiple frequency outputs.

The microcontroller includes a wide range of peripherals like the enhanced universal serial bus (USB) host and device interfaces, a FlexRay(TM) controller, and an SAEJ TAGS-2 compliant secure boot which is a feature unique to this microcontroller. Additionally, an integrated power management feature enables the system to dynamically and efficiently manage the power supply and reduce system power consumption, while sustaining reliable and stable power supply.

The working principles of the SPC5605BF1CLU4 microcontroller are based on the 32-bit SPEAr ARM Cortex(TM)-M4 core, 2 Mb of flash memory, up to 32 Kbytes of RAM, multiple clock sources and various peripherals and interfaces. The SPEAr ARM Cortex(TM)-M4 core is a single-chip solution based on a 32-bit processor with a 1.25 DMIPS/MHz and 4.2 CoreMark/MHz performance. It is equipped with 1 KB of read and write cache memory, as well as a floating point unit (FPU) and a Memory Protection Unit (MPU). It is capable of executing multiple tasks concurrently and provides a low-power operation mode.

The integrated flash memory provides up to 2 Mb of storage capacity for data and read-only code, while the integrated RAM provides up to 32 Kbytes for use as a stack and for dynamically allocated variables. The multiple clock sources are capable of providing a maximum of 100 MHz CPU clock frequency and 93.75 MHz peripheral clock frequency. The integrated peripherals and interfaces include USB, CAN, SPI, I2C Ethernet and UART.

The SPC5605BF1CLU4 microcontroller uses a set of embedded tools, such as an integrated development environment (IDE), debug tools, real-time system properties, toolchains and boot loaders. These embedded tools enable developers to develop and debug their applications quickly and easily. Additionally, the microcontroller supports both on-chip and off-chip debugging, allowing developers to debug their applications both on and off the processor.

The SPC5605BF1CLU4 microcontroller is suitable for a variety of automotive and embedded applications, including automotive chassis control, body control and safety systems, electric and hybrid drive propulsion systems, vehicle communication bus systems, gateways, traction/power electronics, user interfaces and accelerators, and collision avoidance systems. With its high-performance ARM Cortex(TM)-M4 based single-chip solution, extensive integration and power management feature, the SPC5605BF1CLU4 microcontroller offers an easy and cost-effective way of creating a production-ready PCB design for demanding embedded applications.

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