TMS320F28032 - 60MHz C2000 Piccolo MCU 64KB Flash | TI
MPN: TMS320F28032 β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.95 | $4.95 |
| 10 | $4.45 | $44.50 |
| 100 | $3.85 | $385.00 |
| 500 | $3.4 | $1,700.00 |
| 1,000 | $3.05 | $3,050.00 |
Drop-in alternatives for TMS320F28032 β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
TMS320F28034QPNTQ1
β Drop-Inβ In Stock
$5.8 / Unit
View Datasheet βTMS320F28031-Q1
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$4.9 / Unit
View Datasheet βTMS320F28030-Q1
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$2.66 / Unit
View Datasheet βTMS320F28032 Maximum Ratings & Electrical Characteristics
| Core Processor | TMS320C28x (C2000) 32-bit |
| Core Size | 32-bit |
| CPU Speed | 60 MHz (16.67 ns cycle time) |
| Program Memory | 64 KB (32K x 16) Flash |
| ADC Resolution | 12-bit |
| ADC Speed | 4.6 MSPS |
| MAC Operations | 16x16, 32x32, 16x16 dual MAC |
| Bus Architecture | Harvard |
| Series | C2000 Piccolo F2803x |
| Package | 64-TQFP (10x10 mm) |
| Mounting Type | Surface Mount |
| Operating Temperature | [DATA_NEEDED: operating temperature range] |
| Supply Voltage | [DATA_NEEDED: core/I-O supply voltage] |
| Debug Interface | JTAG (Code Composer Studio) |
| Interrupt Response | Fast interrupt response with atomic operations |
| RoHS Status | [DATA_NEEDED: RoHS status] |
TMS320F28032 Pin Configuration
| Pin 1 | VDDIO β I/O power supply |
| Pin 5 | X1 β Crystal oscillator input |
| Pin 6 | X2 β Crystal oscillator output |
| Pin 12 | VDD β Core (1.8V) power supply |
| Pin 19 | VSS β Ground |
| Pin 28 | ADCINA0 β ADC input channel A0 |
| Pin 35 | GPIO0/EPWM1A β GPIO / ePWM1 output A |
| Pin 40 | GPIO12/TZ1 β GPIO / trip zone input |
| Pin 48 | SCITXDA β SCI transmit |
| Pin 49 | SCIRXDA β SCI receive |
| Pin 56 | XCLKOUT β Clock output for external logic |
| Pin 63 | TRST β JTAG test reset |
| Pin 64 | TMS β JTAG test mode select |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
TMS320F28032 is suitable for 6 applications: Digital Power Conversion (PFC / DC-DC), BLDC / PMSM Motor Control (FOC), Solar Inverters and MPPT, Industrial Automation and Sensing, Automotive Auxiliary Systems, Battery Charging and BMS Front-End Control.
Digital Power Conversion (PFC / DC-DC)
The TMS320F28032 fits digitally controlled power supplies because its 60 MHz C28x core executes voltage- and current-loop ISRs with deterministic latency, and its 4.6 MSPS 12-bit ADC samples inductor current fast enough for 100 kHz+ switching converters such as PFC, LLC, and phase-shifted full-bridge stages. High-resolution ePWM peripherals generate precise duty cycles, while atomic operations keep loop calculations jitter-free. A typical design runs a 100 kHz PFC with current-loop bandwidth around 10 kHz; the MCU closes both loops in software, eliminating analog compensation components and enabling adaptive gain scheduling.
Recommended
BLDC / PMSM Motor Control (FOC)
Field-oriented control of brushless DC and PMSM motors is a core use case for the F2803x family. The TMS320F28032's dual 16x16 MAC and 32x32 multiply units accelerate the Park/Clarke transforms and PI controllers, while the 4.6 MSPS ADC captures two phase currents within a single PWM period for kHz-rate current loops. Its 64 KB flash stores FOC firmware, commutation tables, and fault diagnostics. At 60 MHz with 16.67 ns cycle time, a complete FOC iteration completes well within a 10 kHz PWM period, giving smooth low-speed torque and fast transient response in servo and traction applications.
Recommended
Solar Inverters and MPPT
Grid-tied micro-inverters and string-inverter MPPT stages rely on the TMS320F28032 for maximum-power-point tracking plus grid-current control. The MCU's fast ADC digitizes PV voltage/current and grid waveforms; its C28x core runs MPPT perturb-and-observe algorithms alongside the inverter current loop at 60 MHz. The 64 KB flash accommodates anti-islanding detection, PLL grid synchronization, and communication state machines. Deterministic interrupts keep the PLL phase error low, and the ePWM trip-zone hardware provides cycle-by-cycle overcurrent protection without CPU intervention - essential for grid-safety compliance in renewable energy products.
Recommended
Industrial Automation and Sensing
In factory automation, the TMS320F28032 serves as a real-time control node combining sensor acquisition and actuator drive. Its 4.6 MSPS ADC digitizes analog sensors such as pressure and position feedback, while SCI, SPI, and I2C interfaces link to industrial transceivers. The C2000 architecture's fast interrupt response handles time-critical events like limit-switch trips with sub-microsecond reaction. Because the device is pin-compatible within the F2803x family, designers can scale memory (F28034) or move to AEC-Q100 parts without PCB changes, protecting the design across product generations in automation equipment.
Recommended
Automotive Auxiliary Systems
For automotive ancillary control - e.g., electric water pumps, oil pumps, HVAC blowers - TI offers the AEC-Q100 qualified TMS320F28032-Q1 with identical silicon and firmware compatibility. The 60 MHz C28x core runs sensorless FOC with sliding-mode or flux observers, and the fast ADC supports shunt-based current sensing for cost-sensitive pump designs. Functional-safety-oriented features of the C2000 family (clock and RAM tests, watchdog) support ASIL-oriented architectures when combined with external monitoring. Using the same footprint as industrial variants lets suppliers consolidate one PCB across industrial and automotive product lines.
Recommended
Battery Charging and BMS Front-End Control
High-power battery chargers use the TMS320F28032 to run CC/CV charging loops, LLC or buck converter control, and cell-monitoring communication. The MCU's 4.6 MSPS ADC tracks charge current with enough resolution for tight CC regulation, while its ePWM modules phase-shift power stages for soft switching. The 64 KB flash holds charging state machines, safety cutoffs, and logs. At 60 MHz, protection routines execute within microseconds of an ADC threshold event, and ePWM trip hardware adds an independent hardware-level current cutoff. Communication peripherals interface to battery gauges and system controllers over I2C or SCI.
Recommended
Recommended Products Summary
Engineering reference data for TMS320F28032 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | TMS320F28034QPNTQ1 | TMS320F28031-Q1 | DSP56F801FA60E |
|---|---|---|---|---|
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | NXP Semiconductors |
| Package | 64-TQFP (10x10 mm) | 64-TQFP (same footprint) | 64-TQFP (same footprint) | 64-LQFP (not footprint-compatible) |
| CPU Speed | 60 MHz | 60 MHz | 60 MHz | 60 MHz |
| Flash Memory | 64 KB | 128 KB | 64 KB class | [DATA_NEEDED] |
| ADC Speed | 4.6 MSPS 12-bit | 4.6 MSPS 12-bit | 4.6 MSPS 12-bit | [DATA_NEEDED] |
| Automotive Grade | No (standard grade) | Yes (AEC-Q100) | Yes (AEC-Q100) | No |
| Core Architecture | C28x 32-bit Harvard | C28x 32-bit (same) | C28x 32-bit (same) | 16-bit DSP56800x (different) |
| Firmware Compatibility | Baseline (F2803x) | Compatible (same family) | Compatible (same family) | Port required |
| Approx. Price (1 pc) | $4.95 as of 2026-08-30 | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
Key Differentiators
- Balanced memory density in F2803x family (vs TMS320F28027PTT)
- Cost-optimized vs CLA-equipped sibling (vs TMS320F28034QPNTQ1)
- Faster ADC than legacy x28xx generation (vs DSP56F801FA60E)
Design Notes
The F2803x uses a dual-rail scheme: a 1.8V core rail and 3.3V I/O rail with defined power-up sequencing. Follow the TI F2803x datasheet power-supply sequencing recommendation (or use a dual-output PMIC / sequencing controller) to avoid latch-up. Decouple each VDD/VDDIO pin with 0.1 uF ceramics placed within 2 mm of the pin, plus bulk 10 uF per rail. Refer to TI's TMS320F2803x Hardware Design Guidelines application note for verified power-tree examples.
Place the 64-TQFP with the crystal (X1/X2) as close as possible and keep the 30 MHz crystal traces short with ground guarding. Route ADC inputs (ADCINA/AIB) away from ePWM switching nets; use an RC filter (e.g., 100 ohm + 1 nF) on current-sense inputs to meet the ADC acquisition-window requirement. Pour a solid ground plane and connect the QFP thermal pad/ground pins directly. TI reference designs (TIDM digital power kits) provide proven layouts.
Flash is only 64 KB - link the map file early to confirm code plus constants fit, especially with FOC math tables and communication stacks. Do not exceed the ADC sampling rate implied by the acquisition window when configuring multiple channels. When migrating within the F2803x family, remember peripheral instance counts differ between F28032 and F28034 - verify ePWM/ADC channel counts against the datasheet before reusing code.
Compliance Information
Standard TMS320F28032 is industrial/consumer grade; AEC-Q100 needs are covered by the TMS320F28032-Q1 variant. Verify RoHS/REACH status on the TI product page quality section before ordering.
