TMS320F28376S - 400 MIPS C2000 MCU 512KB Flash | Texas Instruments
MPN: TMS320F28376S ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $15.37 | $15.37 |
| 10 | $15.1 | $151.00 |
| 100 | $14.55 | $1,455.00 |
| 500 | $13.9 | $6,950.00 |
| 1,000 | $13.25 | $13,250.00 |
TMS320F28376S Overview
A real-time microcontroller is a processor class designed to execute closed-loop control algorithms with deterministic timing. The C2000 Delfino family sits between general-purpose MCUs and high-performance DSPs in the embedded-processor hierarchy, combining a fast core with tightly integrated PWM and ADC peripherals purpose-built for motor control, digital power, and renewable energy systems.
Key features include the 200 MHz C28x Harvard-architecture CPU with hardware FPU and Trigonometric Math Unit (TMU), a dedicated CLA that independently executes control loops offloaded from the main CPU, 512 KB of on-chip flash, and a 16-bit ADC with 12-bit mode options for high-precision sensing. External Memory Interface (EMIF) support enables expansion, and connectivity spans CAN, I2C, SPI, SCI, and USB.
Architecturally, the C28x core enables simultaneous instruction and data fetches, while the FPU and TMU accelerate floating-point and trigonometric math essential for Field-Oriented Control (FOC) and power-conversion algorithms. A programmable control law accelerator supports custom logic acceleration, reducing CPU interrupt latency in fast control loops.
Typical applications include industrial servo drives, solar inverters, digital power supplies, electric vehicle and transportation systems, and power line communications. The 400 MIPS rating and integrated 16-bit ADC support high-bandwidth control loops without external signal-chain components.
Design tip: decouple all power pins, follow the datasheet ADC layout guidelines, and solder the exposed thermal pad for proper heat dissipation. Choose the single-CPU TMS320F28376S for cost-optimized designs; the pin-compatible TMS320F28377S adds dual CPUs when more performance headroom is required.
This page synthesizes distributor pricing, drop-in alternatives, comparison data, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for TMS320F28376S — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with TMS320F28376S (same form factor and footprint) — differing in Package, Flash Memory, ADC, Core, External Memory Interface.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
TMS320F28377SZWTT
✅ Drop-In✓ In Stock
$8.22 / Unit
View Datasheet →TMS320F28379S
✅ Drop-In📋 Reference alternative (not in catalog)
TMS320F28376SQ-Q1
✅ Drop-In✓ In Stock
$14.55 / Unit
View Datasheet →TMS320F28375S
✅ Drop-In📋 Reference alternative (not in catalog)
TMS320F28374SPTPS
✅ Drop-In✓ In Stock
$11.6 / Unit
View Datasheet →TMS320F28376S Maximum Ratings & Electrical Characteristics
| Core Processor | C28x 32-bit CPU |
| Performance | 400 MIPS |
| Core Frequency | 200 MHz |
| CPU Count | 1x CPU + 1x CLA |
| FPU | Yes |
| TMU (Trigonometric Math Unit) | Yes |
| Flash Memory | 512 KB |
| ADC Resolution | 16-bit |
| External Memory Interface (EMIF) | Yes |
| Programmable Control Law Accelerator | Yes |
| Package | HLQFP (PTP), 176 pins |
| Product Family | C2000 Delfino TMS320F2837xS |
| Typical Applications | Industrial motor drives, solar inverters, digital power, EV/transportation |
| Mounting Type | Surface Mount |
TMS320F28376S hlqfp (ptp), 176 pins Pin Configuration Guide
Pin configuration for TMS320F28376S (hlqfp (ptp), 176 pins package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for TMS320F28376S.
Refer to the datasheet for full pin configuration.
Typical Applications
TMS320F28376S is suitable for 6 applications: Industrial Motor Drives and Servo Control, Solar Inverters and PV Converters, Digital Power Supplies and Telecom Rectifiers, Electric Vehicle and Transportation Systems, Sensing and Signal Processing Nodes, Power Line Communications (PLC).
Industrial Motor Drives and Servo Control
The TMS320F28376S fits industrial servo and motor drive designs because its 200 MHz C28x core delivers 400 MIPS with hardware FPU and TMU, executing Field-Oriented Control loops fast enough for multi-kW servo axes while the 16-bit ADC samples phase currents with the precision needed for smooth torque at low speed. In a typical topology, the CLA runs the fastest current loop independently of the main CPU, which handles position profiling, communication, and supervisory logic, effectively doubling usable bandwidth. Integrated high-resolution PWM peripherals directly gate the inverter stage, eliminating external PWM logic. The trade-off versus a dual-core TMS320F28377S is less headroom for multi-axis designs, so this part best suits single-axis, cost-optimized drives.
Recommended
Solar Inverters and PV Converters
Grid-tie solar inverters demand deterministic inner current loops, MPPT computation, and grid-code compliance monitoring simultaneously - exactly the split the TMS320F28376S supports. Its TMU accelerates the trigonometric transforms (Park/Clarke, PLL grid synchronization) that dominate inverter math, while the 16-bit ADC resolves small current and voltage signals for accurate power metering and anti-islanding detection. The EMIF allows external memory expansion for data logging. Placed as the single controller between the sensing front end and the gate drivers, it removes the need for a separate supervisory MCU in many designs. Compared with entry C2000 parts such as the F28003x, the 400 MIPS budget comfortably covers MPPT plus control with margin for firmware growth.
Recommended
Digital Power Supplies and Telecom Rectifiers
In digital power supplies, LLC, and phase-shifted full-bridge converters, the TMS320F28376S closes voltage and current loops at high bandwidth using its 200 MHz CPU and CLA, while high-resolution PWM enables the fine duty and phase control that LLC efficiency optimization requires. The 16-bit ADC provides the sensing resolution for tight 1% output regulation and fast OCP/OTP protection paths executed in hardware or CLA rather than main-line code. Its 512 KB flash holds full firmware stacks including PMBus or CAN telemetry. Versus a discrete analog controller, the C2000 adds programmability, adaptive tuning, and digital telemetry at comparable loop speed, making it the standard choice for programmable telecom rectifier and server power platforms.
Recommended
Electric Vehicle and Transportation Systems
EV traction inverters, onboard chargers, and auxiliary motor controllers benefit from the TMS320F28376S's real-time architecture: the TMU and FPU execute FOC for PMSM traction motors with minimal cycle time, and the CLA isolates the safety-critical current loop from less critical tasks. The 16-bit ADC resolves the wide-dynamic-range phase currents of traction drives. For production automotive programs, TI offers the TMS320F28376SQ-Q1 - the same die and 176-pin HLQFP package with AEC-Q100 qualification - so industrial prototypes migrate to automotive builds without PCB change. The single-CPU architecture suits auxiliary drives and OBCs; full traction inverters with functional-safety partitions typically move to dual-core F28379S or Hermes-class devices.
Recommended
Sensing and Signal Processing Nodes
The TMS320F28376S serves as a smart sensing and signal-processing node where high-resolution analog acquisition meets real-time pre-processing. Its 16-bit ADC (with 12-bit mode options) digitizes vibration, current, and position signals, and the C28x DSP heritage plus FPU runs filters, FFT windows, and spectral feature extraction locally at 400 MIPS. The EMIF interface offloads large data buffers to external SRAM for edge analytics, while CAN, SPI, SCI, and USB links forward processed results to host controllers. This makes it effective in predictive-maintenance monitors for rotating machinery and in test instruments. Against general-purpose MCUs with external ADCs, it removes inter-chip latency and keeps deterministic sampling alignment across multiple channels.
Recommended
Power Line Communications (PLC)
TI positions the Delfino F2837xS family for power line communications, where the TMS320F28376S can double as both the modem PHY and application controller. Its DSP-class 400 MIPS throughput executes FFT-based OFDM modulation/demodulation and G3/PRIME protocol stacks, while integrated high-resolution PWM and comparators support the transmit amplifier coupling circuit. The 16-bit ADC samples the noisy line signal with enough resolution for robust demodulation, and CAN/UART bridges data to meters or grid equipment. Using one MCU for PLC plus application logic (rather than separate communication and control chips) reduces BOM count and board area in smart meters and streetlight controllers, at the cost of careful firmware scheduling on a single CPU.
Recommended
Recommended Products Summary
Engineering reference data for TMS320F28376S — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | TMS320F28377S | TMS320F28379S | TMS320F28376SQ-Q1 | TMS320F28375S |
|---|---|---|---|---|---|
| Package | HLQFP-176 (PTP) | HLQFP-176 (PTP) - same | HLQFP-176 (PTP) - same | HLQFP-176 (PTP) - same | HLQFP-176 (PTP) - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| CPU Count | 1x CPU + 1x CLA | 2x CPU + 2x CLA | 2x CPU + 2x CLA | 1x CPU + 1x CLA | 1x CPU + 1x CLA |
| Flash Memory | 512 KB | 512 KB | 1 MB | 512 KB | 256 KB |
| Performance | 400 MIPS @ 200 MHz | 800 MIPS (dual core @ 200 MHz) | 800 MIPS (dual core @ 200 MHz) | 400 MIPS @ 200 MHz | 400 MIPS @ 200 MHz |
| ADC Resolution | 16-bit | 16-bit | 16-bit | 16-bit | 16-bit |
| FPU / TMU | Yes / Yes | Yes / Yes | Yes / Yes | Yes / Yes | Yes / Yes |
| AEC-Q100 Qualification | No (industrial grade) | No | No | Yes (Q1) | No |
Key Differentiators
- Lowest-cost single-core F2837xS in the same footprint (vs TMS320F28377S)
- Automotive drop-in option exists (vs TMS320F28376SQ-Q1)
- Balanced 512 KB flash for mid-size firmware (vs TMS320F28375S)
Design Notes
The C2000 F2837xS devices use multiple power domains (VDD, VDDIO, VDDA for analog) with specific power-up sequencing requirements described in the datasheet power-supply section. Decouple every VDD pin with 0.1 uF ceramic capacitors placed within 2 mm of the pin, plus bulk 10 uF per rail. Isolate the analog 3.3 V (VDDA) domain with an LC filter or dedicated LDO to protect 16-bit ADC accuracy from digital switching noise - ADC effective resolution degrades noticeably with shared noisy supplies.
Solder the HLQFP thermal pad/paddle to the PCB ground plane to achieve the datasheet theta_JA thermal performance; an unsoldered paddle can raise junction temperature significantly at 200 MHz full-load operation. Keep ADC input traces short, shielded with ground guard traces, and route them away from PWM output lines that switch several amps into the inverter stage. Follow the F2837xS datasheet PCB layout guidelines for VDDA filtering and crystal routing.
Use the CLA for the innermost control loop (e.g., current loop) and keep interrupt latency-sensitive code out of the main CPU background loop; a common mistake is running FOC in the main CPU with heavy communication ISRs, causing loop jitter. When replacing with the pin-compatible TMS320F28377S/28379S dual-core parts, remember code must be re-partitioned across CPU1/CPU2 - binaries are not directly reusable. Specify the full ordering MPN (TMS320F28376SPTPT) to receive the 176-pin HLQFP package.
Compliance Information
The standard TMS320F28376S is not AEC-Q100 qualified; use the TMS320F28376SQ-Q1 variant for automotive applications. RoHS/REACH status should be confirmed on the TI product page quality section.
