company blog about TI TMS320F28377SPTPQ Automotive C2000™ 32-Bit Real-Time Microcontroller

TI TMS320F28377SPTPQ Automotive C2000™ 32-Bit Real-Time Microcontroller

Driven by the wave of automotive electrification and intelligentisation, high-performance microcontrollers have become core components for achieving precision control. Shenzhen Mingjiada Electronics Co., Ltd. provides a long-term, stable supply of Texas Instruments (TI) TMS320F28377SPTPQ automotive-grade C2000™ 32-bit real-time microcontrollers.

The TMS320F28377SPTPQ is specifically engineered for advanced closed-loop control applications such as industrial motor drives, photovoltaic inverters and digital power supplies, electric vehicles, and transportation systems.

【TMS320F28377SPTPQ Product Overview】

The TMS320F28377SPTPQ is a powerful 32-bit floating-point microcontroller unit based on the leading C28x core.

Operating at a 200MHz core frequency, the TMS320F28377SPTPQ integrates a floating-point unit (FPU) and trigonometric unit (TMU), significantly enhancing algorithm processing efficiency.

The TMS320F28377SPTPQ also incorporates a Programmable Control Law Accelerator (CLA), functioning as an independent 32-bit floating-point processor. This enables parallel code execution with the main CPU, effectively doubling computational performance for real-time control systems.

On-chip integration includes up to 1MB of flash memory (ECC-protected) and 164KB of RAM, providing ample storage for complex applications.

【TMS320F28377SPTPQ Core Architecture and Performance Features】

The TMS320F28377SPTPQ's core architecture integrates multiple advanced technologies to meet the high computational demands of real-time control applications.

The TMS320F28377SPTPQ chip incorporates a 32-bit C28x floating-point CPU operating at up to 200MHz, supporting IEEE 754 single-precision floating-point operations.

The integrated Trigonometric Math Unit (TMU) and Viterbi/Complex Math Unit (VCU-II) significantly enhance computational efficiency for commonly used mathematical functions in algorithms.

The Programmable Control Law Accelerator (CLA), operating independently at 200MHz, handles I/O-intensive control tasks, delivering dual-core parallel processing capabilities.

Regarding the storage system, the TMS320F28377SPTPQ integrates 1MB (512KB) of ECC-protected flash memory and 164KB (82KB) of RAM, providing ample space for programme storage and data exchange.

The TMS320F28377SPTPQ also supports a dual-zone security mechanism, offering a 128-bit secure region for code protection that effectively prevents unauthorised access.

【TMS320F28377SPTPQ Key Technical Specifications】

Processing Core: 32-bit C28x floating-point CPU, 200MHz frequency

Coprocessor: Independent CLA, 200MHz

Memory Resources: 1MB flash memory, 164KB RAM

Analogue Peripherals: Up to 4 x 16-bit ADCs, sampling rate up to 3.5MSPS (12-bit mode)

Connectivity: 2 CAN modules, 4 SCI/UARTs, 3 SPIs, 2 I²C interfaces

Control Peripherals: 24 PWM channels, 6 eCAP modules, 3 eQEP modules

Operating Temperature: -40°C to 125°C, compliant with AEC-Q100 automotive-grade certification

Package: 176-pin HLQFP

【TMS320F28377SPTPQ Rich Peripheral and Interface Integration】

The TMS320F28377SPTPQ excels in its analogue subsystem, integrating up to four analogue-to-digital converters (ADCs).

These ADCs support 16-bit mode (1.1 MSPS per channel) and 12-bit mode (3.5 MSPS per channel), enabling flexible trade-offs between precision and speed according to application requirements.

The ADC system supports differential inputs (up to 12 external channels in 16-bit mode) or single-ended inputs (up to 24 external channels in 12-bit mode), delivering considerable design flexibility.

Regarding control peripherals, the TMS320F28377SPTPQ incorporates 24 PWM channels, 16 of which are high-resolution HRPWM with dead-time control, making it highly suitable for motor control and power management applications.

Communication interfaces are also comprehensive, including two CAN modules, USB 2.0 (MAC+PHY), and three high-speed SPI ports, catering to diverse connectivity requirements.

The unique Σ-Δ Filter Module (SDFM), when paired with the Σ-Δ Modulator, enables isolated current parallel measurement, while the Window Comparator (CMPSS) provides a rapid overcurrent protection mechanism.

【TMS320F28377SPTPQ Application Domains】

Within the new energy vehicle sector, the TMS320F28377SPTPQ can be deployed for motor control, battery management systems (BMS), and on-board chargers (OBC), delivering precise control algorithm implementation.

For body electronics systems, such as body control modules, lighting control, and windscreen wiper control, the TMS320F28377SPTPQ offers extensive GPIO and communication interfaces.

In charging infrastructure, the TMS320F28377SPTPQ is suitable for AC charging stations, DC charging stations, and power modules for electric vehicle charging stations, meeting high-efficiency energy conversion requirements.

Industrial applications encompass servo drive control, CNC control, AC drive control modules, and three-phase UPS systems, leveraging the TMS320F28377SPTPQ's robust real-time control capabilities.

As automotive electronics and industrial control sectors demand increasingly sophisticated real-time processing capabilities, high-performance microcontrollers like the TMS320F28377SPTPQ are becoming pivotal for achieving precision control.

Its dual-core architecture—featuring a C28x main CPU alongside an independent CLA coprocessor—significantly enhances the execution efficiency of complex control algorithms.