Texas Instruments F2800157QPMQ1

Overview

F2800157QPMQ1 from Texas Instruments is an automotive-grade real-time microcontroller featuring dual 32-bit C28x CPUs in lockstep at 120 MHz, IEEE 754 FPU, Trigonometric Math Unit (TMU), and 256KB ECC-protected flash. It integrates two 4MSPS 12-bit ADCs, 14 ePWM channels (4 with 150ps resolution), one CAN FD/MCAN port, and functional safety certification up to ASIL B for motor control in electric powertrain systems.

For engineers reviewing the F2800157QPMQ1 datasheet, F2800157QPMQ1 pinout, F2800157QPMQ1 application, or F2800157QPMQ1 equivalent, key selection criteria include dual-core lockstep architecture for ASIL B compliance, high-resolution PWM for inverter timing precision, integrated analog signal chain for closed-loop control, and AEC-Q100 Grade 1 qualification for under-hood automotive deployment.

Technical Context

The F2800157QPMQ1 implements a dual-C28x CPU lockstep configuration with hardware-level redundancy checking, enabling systematic fault detection without software overhead. Its real-time control subsystem includes dedicated accelerators-FPU32, TMU, and VCRC-for deterministic execution of motor control algorithms and CRC-intensive communication stacks.

Peripherals are tightly coupled: ADC results feed directly into ePWM trip zones and CMPSS comparators with 12-bit DAC references, while ePWM XBAR enables dynamic signal routing between 14 PWM outputs and analog inputs. The device supports zero-pin boot and dual-zone security for secure firmware updates in safety-critical ECUs.

Key Specifications

Pinout & Package

Package: 64-pin Low-profile Quad Flatpack (LQFP), 12mm × 12mm body size, thermally enhanced with exposed pad (PN suffix not applicable; PM suffix denotes this variant).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar real-time control applications.

Compared with TMS320F2800137QPMQ1, F2800157QPMQ1 adds lockstep and ASIL B certification essential for automotive powertrain; compared with TMS320F280049CPTQ, it trades CLA acceleration and flash capacity for higher 120 MHz operation and optimized analog-peripheral latency.

Availability

F2800157QPMQ1 is available at Aetrix Electronics and suitable for automotive powertrain systems, industrial motor drives, and renewable energy inverters requiring stable component supply, AEC-Q100 Grade 1 qualification, and long-term lifecycle support.

Supply support for F2800157QPMQ1 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Texas Instruments is a global semiconductor company specializing in analog and embedded processing technologies, with leadership in real-time control microcontrollers for power electronics.

The TMS320F280015x product line is designed for cost-optimized, ultra-low-latency real-time control in automotive and industrial power conversion systems-including inverters, DC/DC converters, and motor drives-where deterministic timing and functional safety are critical.

FAQ

What is the maximum operating frequency of the F2800157QPMQ1?

The F2800157QPMQ1 operates at a maximum CPU frequency of 120 MHz. This clock rate is achieved via an internal PLL driven by either an external crystal (1–20 MHz) or the internal 10 MHz oscillators. At 120 MHz, the device delivers an 8.3 ns instruction cycle time, enabling tight control loops in high-speed motor and power applications. The F2800157QPMQ1 maintains this frequency across its full –40°C to 125°C ambient temperature range under AEC-Q100 Grade 1 conditions.

Does the F2800157QPMQ1 support functional safety certification?

Yes, the F2800157QPMQ1 is ISO 26262 certified up to ASIL B by TÜV SÜD and IEC 61508 certified up to SIL 2. It includes hardware safety mechanisms such as dual-core lockstep execution with error signaling, Memory Power-On Self Test (MPOST), windowed watchdog timer, Dual-Clock Comparator (DCC), and hardware trip zones. These features enable system-level ASIL B compliance without requiring external safety monitors, making F2800157QPMQ1 suitable for automotive powertrain and chassis control applications.

What package options are available for the F2800157QPMQ1?

The F2800157QPMQ1 is offered in four AEC-Q100-qualified packages: 80-pin LQFP (PN), 64-pin LQFP (PM), 48-pin HTQFP (PHP), and 32-pin VQFN (RHB). The "PM" suffix in F2800157QPMQ1 specifically denotes the 64-pin LQFP variant, measuring 12mm × 12mm with exposed thermal pad. All packages support the full peripheral set, though GPIO count scales with pin count - the PM package provides 37 accessible GPIOs (11 shared with analog inputs) and 10 digital inputs on analog pins.

How many high-resolution PWM channels does the F2800157QPMQ1 include?

The F2800157QPMQ1 includes four high-resolution ePWM channels (ePWM1–ePWM4) capable of 150 ps timing resolution. These channels support advanced modulation schemes including phase-shifted PWM and dead-time compensation with sub-nanosecond precision. The remaining ten ePWM channels operate at standard resolution (≈1.5 ns at 120 MHz). All 14 ePWM outputs support integrated dead-band generation and hardware trip zone inputs for fast fault response in inverter applications.

What communication interfaces are integrated into the F2800157QPMQ1?

The F2800157QPMQ1 integrates seven industry-standard communication peripherals: one CAN FD/MCAN port, one PMBus interface, two I²C modules, three UART-compatible SCI ports, one LIN interface, and one SPI port. The CAN FD interface supports data rates up to 5 Mbps and is AEC-Q100 qualified for automotive networking. All interfaces support pin multiplexing, allowing flexible PCB routing - for example, SCI and LIN share pins, enabling dual-role serial communication on a single physical interface.