Overview
The TMS570LS1224CPGEQQ1, produced by Texas Instruments, is a high-performance automotive-grade microcontroller designed for safety-critical applications. This device is part of the TMS570LS1224 family and integrates the ARM Cortex-R4F floating-point CPU, which offers efficient processing at up to 180 MHz, providing up to 298 DMIPS. The microcontroller features a robust safety architecture, including dual CPUs in lockstep, CPU and memory Built-In Self-Test (BIST) logic, Error Correction Code (ECC) on both flash and data SRAM, and parity protection on peripheral memories. This makes it an ideal solution for high-performance real-time control applications with stringent safety requirements.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor Core | ARM Cortex-R4F |
| Maximum Operating Frequency | Up to 180 MHz |
| DMIPS | Up to 298 DMIPS |
| Flash Memory | 1.25 MB with ECC |
| RAM | 192 KB with single-bit error correction and double-bit error detection |
| Package Options | 144-Pin LQFP (PGE), 337-Ball NFBGA (ZWT) |
| Supply Voltage | 3.3 V |
| Peripherals | Enhanced PWM, Enhanced Capture, Enhanced Quadrature Encoder Pulse, Next Generation High-End Timer (N2HET), 12-bit ADCs |
Key Features
- Dual CPUs in lockstep for enhanced safety and reliability
- Enhanced Timing Peripherals for motor control, including ePWM, eCAP, and eQEP modules
- Error Correction Code (ECC) on flash and data SRAM, and parity protection on peripheral memories
- Built-In Self-Test (BIST) for CPU and on-chip RAM
- Direct Memory Access (DMA) controller with 16 channels and 32 control packets
- Frequency-Modulated Phase-Locked Loop (FMPLL) with built-in slip detector
- Two UART (SCI) interfaces, one with Local Interconnect Network (LIN 2.1) interface support
- IEEE 1149.1 JTAG, boundary scan, and ARM CoreSight components
Applications
The TMS570LS1224CPGEQQ1 is designed for high-performance real-time control applications with safety-critical requirements, particularly in the automotive sector. It is suitable for:
- Safety systems in vehicles, such as airbag control and anti-lock braking systems (ABS)
- Motor control and powertrain management
- Advanced driver-assistance systems (ADAS)
- Industrial control systems requiring high reliability and safety features
Q & A
- What is the maximum operating frequency of the TMS570LS1224CPGEQQ1?
Up to 180 MHz.
- What type of processor core does the TMS570LS1224CPGEQQ1 use?
ARM Cortex-R4F floating-point CPU.
- How much flash and RAM does the TMS570LS1224CPGEQQ1 have?
1.25 MB of flash and 192 KB of RAM.
- What safety features are integrated into the TMS570LS1224CPGEQQ1?
Dual CPUs in lockstep, CPU and memory BIST logic, ECC on flash and SRAM, and parity protection on peripheral memories.
- What types of peripherals are available on the TMS570LS1224CPGEQQ1?
Enhanced PWM, Enhanced Capture, Enhanced Quadrature Encoder Pulse, Next Generation High-End Timer (N2HET), and 12-bit ADCs.
- What are the package options for the TMS570LS1224CPGEQQ1?
144-Pin LQFP (PGE) and 337-Ball NFBGA (ZWT).
- What is the supply voltage for the TMS570LS1224CPGEQQ1?
3.3 V.
- Is the TMS570LS1224CPGEQQ1 certified for functional safety?
Yes, it is certified by TÜV SÜD to achieve IEC 61508 SIL 3.
- What communication interfaces are available on the TMS570LS1224CPGEQQ1?
UART (SCI), SPI, and LIN 2.1 interfaces.
- Does the TMS570LS1224CPGEQQ1 support DMA operations?
Yes, it includes a DMA controller with 16 channels and 32 control packets.
