TMS320F28034PNTR - 32-bit C2000 MCU 60MHz 128KB Flash | TI
MPN: TMS320F28034PNTR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.75 | $3.75 |
| 10 | $3.38 | $33.80 |
| 100 | $3.02 | $302.00 |
| 500 | $2.65 | $1,325.00 |
| 1,000 | $2.35 | $2,350.00 |
Drop-in alternatives for TMS320F28034PNTR — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
TMS320F28032PNQ
✅ Drop-In✓ In Stock
$4.7 / Unit
View Datasheet →TMS320F28032PAGT
✅ Drop-In✓ In Stock
$1.95 / Unit
View Datasheet →TMS320F28032PAGQ
✅ Drop-In✓ In Stock
$7.85 / Unit
View Datasheet →TMS320F28033PNTR
✅ Drop-In ⚠️ 参数待验证📋 Reference alternative (not in catalog)
TMS320F28035PNTR
✅ Drop-In ⚠️ 参数待验证📋 Reference alternative (not in catalog)
TMS320F28034PNTR Maximum Ratings & Electrical Characteristics
| Core | C28x 32-bit CPU |
| Core Frequency | 60 MHz |
| Flash Memory | 128 KB |
| Package | LQFP (PN), 80 pins |
| Operating Temperature | -40C to +105C |
| Product Family | C2000 Piccolo TMS320F2803x |
| Control Law Accelerator (CLA) | Yes |
| Mounting Type | Surface Mount |
| Ordering Suffix | PNT = LQFP-80, Tape and Reel |
| RoHS Status | Compliant |
| Real-Time Control | Deterministic interrupt latency, C2000 real-time architecture |
TMS320F28034PNTR lqfp (pn), 80 pins Pin Configuration Guide
Complete pinout information for TMS320F28034PNTR (lqfp (pn), 80 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 TMS320F28034PNTR.
Refer to the datasheet for full pin configuration.
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
TMS320F28034PNTR is suitable for 6 applications: Digital Power Supplies (PFC / LLC), Three-Phase Motor Drives, Solar Micro-Inverters, E-Bike and Light Electric Vehicle Controllers, Industrial Automation and PLC I/O, Battery Charging and Power Bank Systems.
Digital Power Supplies (PFC / LLC)
The TMS320F28034PNTR fits AC/DC and DC/DC digital power designs because its 60 MHz C28x core plus Control Law Accelerator closes current and voltage loops with deterministic latency, while the enhanced ePWM modules deliver complementary, dead-band-controlled, and phase-shifted PWM outputs needed by PFC and LLC topologies. The integrated 12-bit ADC samples feedback at high speed, enabling average-current-mode PFC at 65-100 kHz switching frequencies. Placed as the sole supervisory controller, it replaces analog control chips and adds soft-start, burst mode, and fault logging in firmware; the trade-off is firmware complexity versus the flexibility of one controller spanning multiple power stages.
Recommended
Three-Phase Motor Drives
For BLDC, PMSM, and ACIM drives in appliances, fans, pumps, and industrial equipment, the TMS320F28034PNTR executes field-oriented control at 60 MHz, with the Control Law Accelerator handling the fast current loop in parallel with the main CPU running speed control and supervision. Six ePWM outputs with programmable dead band directly drive the inverter gate-driver interface, while the ADC captures phase currents from low-side shunts amplified by current-sense amplifiers. eQEP inputs decode encoder feedback for closed-loop servo performance. Deterministic interrupt response ensures consistent loop timing, a decisive advantage over general-purpose MCUs in torque-ripple-sensitive applications.
Recommended
Solar Micro-Inverters
Solar micro-inverter architectures pair a panel-level MPPT stage with a grid-tied DC/AC stage, and the TMS320F28034PNTR controls both from one chip: high-resolution ePWM interleaves boost converter phases for MPPT while a second PWM group drives the grid-frequency unfolded bridge or active-bridge stage. The 60 MHz C28x core runs the grid-synchronization software phase-locked loop and anti-islanding protection routines required for grid interconnection compliance. Its -40C to +105C rating matches outdoor rooftop ambient conditions inside sealed enclosures. Flash-resident firmware supports field updates over serial links, and the 128 KB budget accommodates MPPT, grid sync, and communication stacks concurrently.
Recommended
E-Bike and Light Electric Vehicle Controllers
Battery-powered scooters and e-bikes require brushless motor control, battery protection, and communication in one compact controller, which the TMS320F28034PNTR addresses with its integrated ePWM, ADC, eCAN, and SCI peripherals at 60 MHz. The CAN interface connects to battery management systems and dash displays, while the C28x core implements sinusoidal FOC for quiet, efficient propulsion with regenerative braking. Its 105C operating rating tolerates sealed controller housings in summer conditions. Firmware-in-flash enables speed-profile customization per market. Designers should budget the 128 KB flash carefully, combining motor-control, BMS-communication, and fault-handling code within the available space.
Recommended
Industrial Automation and PLC I/O
In factory automation, the TMS320F28034PNTR serves as a real-time control node managing motor subassemblies, sensor fusion, and deterministic I/O. Its 60 MHz C28x executes cyclic tasks with predictable timing, while SPI, I2C, SCI, and eCAN links integrate with plant networks and local sensors. The Control Law Accelerator offloads tight current or position loops from the main CPU, letting application firmware handle protocol stacks and diagnostics simultaneously. With 128 KB flash and -40C to +105C operation, it fits DIN-rail modules and cabinet-mounted drives alike. Compared with general-purpose MCUs, the C2000 architecture shortens control-loop interrupt latency, improving system stability in motion applications.
Recommended
Battery Charging and Power Bank Systems
Smart battery chargers benefit from the TMS320F28034PNTR's combination of ePWM-controlled power conversion and ADC-based charge-state supervision. A buck or buck-boost converter built around the ePWM modules implements constant-current/constant-voltage charging profiles in firmware, while the 12-bit ADC tracks battery voltage, current, and temperature through external sense elements. The 60 MHz core runs state-of-charge estimation and fault protection concurrently with the switching loop. Communication peripherals report status to host systems over SCI or I2C. Compared with dedicated analog charger ICs, this approach supports multi-chemistry charging and adaptive profiles from one programmable controller at modest firmware development cost.
Recommended
Recommended Products Summary
Engineering reference data for TMS320F28034PNTR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | TMS320F28032PNQ | TMS320F28032PAGT | TMS320F28032PAGQ | TMS320F28033PNTR | TMS320F28035PNTR |
|---|---|---|---|---|---|---|
| Package | LQFP-80 (PN) | LQFP-80 (PN) - same | LQFP-80 - same family | LQFP-80 - same family | LQFP-80 (PN) - same | LQFP-80 (PN) - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Core / Frequency | C28x 32-bit, 60 MHz | C28x 32-bit, 60 MHz | C28x 32-bit, 60 MHz | C28x 32-bit, 60 MHz | C28x 32-bit, 60 MHz | C28x 32-bit, 60 MHz |
| Flash Memory | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB |
| Operating Temperature | -40C to +105C | -40C to +105C | [DATA_NEEDED] | [DATA_NEEDED] | -40C to +105C | -40C to +105C |
| Control Law Accelerator | Yes | Yes | Yes | Yes | Yes | Yes |
| Drop-in Compatibility | Reference | Pin-to-pin, same PN package | Pin-to-pin family variant | Pin-to-pin family variant | Pin-to-pin, same PN package | Pin-to-pin, same PN package |
| Qty-1 Price (USD) | 3.75 | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
Key Differentiators
- Largest-in-class flash option recognition within F2803x 80-pin variants (vs TMS320F28032PNQ)
- Full-family footprint portability (vs TMS320F28033PNTR)
- No verified cross-brand pin-compatible equivalent exists (vs STMicroelectronics STM32G4 family)
Design Notes
The TMS320F28034PNTR requires clean 3.3 V domain supplies; per the TI F2803x documentation, the device can use its internal regulator or external core supply depending on the connection of the VREGENZ-related configuration. Provide a 0.1 uF ceramic capacitor at each VDD/VDDIO pin pair plus one bulk 10 uF capacitor per supply rail. If powering from a switching converter, verify ripple stays within the datasheet supply tolerance, since ADC accuracy and PLL jitter are sensitive to supply noise.
Keep ADC feedback traces (phase current shunt signals, bus voltage dividers) physically separated from ePWM switching lines on the LQFP-80 breakout. Route analog sense lines as short as practical and place RC anti-alias filters (e.g., 1 k with 1 nF to 10 nF, sized to the sampling scheme) close to the ADC pins. Given 60 MHz operation with fast edge rates on GPIO, use series termination on long clocked lines to control reflections and EMI.
Two frequent mistakes with F2803x designs: (1) forgetting flash wait-state configuration for the 60 MHz SYSCLKOUT, causing sporadic code crashes at temperature extremes - always initialize wait states before executing from flash; (2) leaving GPIO mux pins in default state during boot, since some pins are sampled for boot-mode selection at reset. Tie boot-mode and XRS-related pins per the TI hardware design guidelines so the device boots from flash in production, not from the serial bootloader.
Estimated: at 60 MHz with all peripherals active, core current draw is in the tens-of-milliamps range (well under 100 mA), so junction dissipation is roughly 0.15-0.3 W. The LQFP-80 theta-JA in still air is typically around 50-60 C/W, yielding a junction rise of about 10-18 C over ambient - comfortably within the 105 C rating for -40 to +85C environments. For 105C ambient designs, minimize simultaneous peripheral loading and verify with TI's power estimation calculator for your exact configuration.
Compliance Information
RoHS compliant per standard TI ordering-part offering; REACH and halogen-free status should be confirmed on the TI product page quality section.
