Specifications
| Type | Description |
|---|---|
| Part Number | TMS320F28377S |
| Manufacturer | Texas Instruments |
| Product Type | Real-time 32-bit microcontroller |
| Category | Microcontroller |
| Package Case | 337-ball nFBGA ZWT 16mm x 16mm; 176-pin PowerPAD HLQFP PTP 26mm x 26mm package, 24mm x 24mm body; 100-pin PowerPAD HTQFP PZP 16mm x 16mm package, 14mm x 14mm body |
| CPU Core | TMS320C28x 32-bit CPU |
| CPU Frequency | 200 MHz |
| Floating-Point Unit | IEEE 754 single-precision FPU |
| Math Accelerator | Trigonometric Math Unit (TMU) |
| VCU Accelerator | Viterbi/Complex Math Unit VCU-II |
| Control Law Accelerator | Programmable CLA, 32-bit floating-point processor |
| CLA Frequency | 200 MHz |
| Flash Memory | 512 KB (256 KW) or 1 MB (512 KW) |
| RAM | 132 KB (66 KW) or 164 KB (82 KW) |
| Security | Dual-zone security |
| Identification | Unique identification number |
| Internal Oscillators | Two internal zero-pin 10 MHz oscillators |
| External Oscillator | On-chip crystal oscillator |
| Watchdog | Windowed watchdog timer module |
| Clock Fault Detection | Missing clock detection circuitry |
| Core Voltage | 1.2 V |
| I/O Voltage | 3.3 V |
| External Memory Interfaces | Two EMIFs |
| DMA Controller | 6-channel DMA |
| GPIO Count | Up to 169 GPIO pins |
| Interrupt Controller | Expanded Peripheral Interrupt controller (ePIE) |
| Low-Power Modes | Multiple LPM support with external wakeup |
| USB | USB 2.0 MAC + PHY |
| Universal Parallel Port | 12-pin 3.3 V-compatible uPP interface |
| CAN Interfaces | Two CAN modules |
| SPI Interfaces | Three high-speed SPI ports |
| McBSP Interfaces | Two Multichannel Buffered Serial Ports |
| SCI/UART Interfaces | Four SCI/UART interfaces |
| I2C Interfaces | Two I2C interfaces |
| ADC Count | Up to four ADCs |
| ADC 16-bit Throughput | 1.1 MSPS each; up to 4.4 MSPS system throughput |
| ADC 16-bit Channels | Up to 12 external channels |
| ADC 12-bit Throughput | 3.5 MSPS each; up to 14 MSPS system throughput |
| ADC 12-bit Channels | Up to 24 external channels |
| ADC Sample-and-Hold | Single sample-and-hold on each ADC |
| ADC Post-Processing | Hardware-integrated post-processing of ADC conversions |
| Windowed Comparators | Eight windowed comparators |
| Buffered DAC Outputs | Three 12-bit buffered DAC outputs |
| PWM Channels | 24 PWM channels |
| HRPWM Channels | 16 High-Resolution PWM channels |
| Dead-Band Support | Supported |
| eCAP Modules | Six Enhanced Capture modules |
| eQEP Modules | Three Enhanced Quadrature Encoder Pulse modules |
| SDFM Channels | Eight Sigma-Delta Filter Module input channels |
| Configurable Logic Block | CLB included |
| Functional Safety Compliance | Documentation available for ISO 26262 up to ASIL D, IEC 61508 up to SIL 3, IEC 60730 up to Class C, UL 1998 up to Class 2 |
| Hardware Integrity | Up to ASIL B, SIL 2 |
| Safety Certification | ISO 26262 certified up to ASIL B and IEC 61508 certified up to SIL 2 by TUV SUD |
| Hardware Built-In Self Test | HWBIST supported |
| Temperature Option T | -40°C to 105°C junction |
| Temperature Option S | -40°C to 125°C junction |
| Temperature Option Q | -40°C to 125°C free-air |
| Datasheet Status | request_only |
Product Overview
The TMS320F28377S is a Texas Instruments real-time 32-bit microcontroller built around the TMS320C28x 32-bit CPU operating at 200 MHz. The real-time control subsystem includes an IEEE 754 single-precision FPU, Trigonometric Math Unit, VCU-II accelerator, and a programmable Control Law Accelerator that operates independently of the main CPU at 200 MHz.
On-chip memory options include 512 KB or 1 MB ECC-protected flash and 132 KB or 164 KB RAM with ECC or parity protection. System resources include dual-zone security, a unique identification number, two zero-pin 10 MHz internal oscillators, an on-chip crystal oscillator, a windowed watchdog timer, missing-clock detection, 1.2 V core supply design, and 3.3 V I/O design.
The device supports dense control and sensing assemblies through nFBGA, PowerPAD HLQFP, and PowerPAD HTQFP package options. Peripheral resources include up to 169 GPIO pins, two EMIFs, 6-channel DMA, ePIE interrupt control, multiple low-power modes with external wakeup, ADCs, comparators, DAC outputs, PWM, HRPWM, eCAP, eQEP, SDFM, and CLB resources for position manager solutions.
Key Features
- 200 MHz TMS320C28x 32-bit CPU for real-time control
- IEEE 754 single-precision FPU with TMU math acceleration
- VCU-II accelerator for Viterbi and complex math operations
- Independent 200 MHz programmable floating-point Control Law Accelerator
- ECC-protected flash up to 1 MB and protected RAM
- USB, CAN, SPI, McBSP, SCI/UART, I2C, uPP interfaces
- Up to four ADCs with 12-bit and 16-bit modes
- 24 PWM channels plus 16 high-resolution PWM channels
- Six eCAP modules and three eQEP encoder modules
- Eight SDFM input channels with two parallel filters each
- CLB augments peripherals and supports position manager solutions
- Safety documentation and certification support up to listed levels
Typical Applications
- Real-time control systems
- CLA offloaded control loops
- Position manager solutions
- ADC-based sensing systems
- PWM control outputs
- Sigma-delta filtered sensing
- Embedded USB communication
- CAN-connected control nodes
- External ASRAM and SDRAM designs
Procurement Notes
When requesting a quote for TMS320F28377S, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.
If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.
For MCU, processor and logic IC sourcing, package, operating voltage, temperature grade, speed or frequency grade, firmware or mask version, lifecycle status and programming requirements should be checked before approval.
FAQ
What CPU core does the TMS320F28377S use?
The TMS320F28377S uses a TMS320C28x 32-bit CPU for its real-time control subsystem. The C28x CPU operates at 200 MHz and is supported by an IEEE 754 single-precision FPU, TMU, and VCU-II accelerator.
What analog resources are included in TMS320F28377S?
The analog subsystem includes up to four ADCs, eight windowed comparators with 12-bit DAC references, and three 12-bit buffered DAC outputs. ADC operation supports 16-bit differential and 12-bit single-ended modes with hardware-integrated post-processing.
Which package options are listed for TMS320F28377S?
The listed package options are a 337-ball nFBGA ZWT 16mm x 16mm package, a 176-pin PowerPAD HLQFP PTP 26mm x 26mm package with 24mm x 24mm body, and a 100-pin PowerPAD HTQFP PZP package.
What safety-related support is documented for this device?
Documentation is available for ISO 26262 up to ASIL D, IEC 61508 up to SIL 3, IEC 60730 up to Class C, and UL 1998 up to Class 2. Hardware integrity is listed up to ASIL B and SIL 2.
Technical Review & Sourcing Note
Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: June 30, 2026.
This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.