TMS320F28069PZT - 90MHz C2000 MCU with FPU, VCU, CLA | TI
MPN: TMS320F28069PZT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.5 | $12.50 |
| 10 | $11.2 | $112.00 |
| 100 | $9.8 | $980.00 |
| 500 | $8.9 | $4,450.00 |
| 1,000 | $8.1 | $8,100.00 |
TMS320F28069PZT Overview
A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory, and programmable input/output peripherals. The TMS320F28069PZT belongs to the C2000 family of real-time control MCUs, which are optimized for industrial and automotive applications requiring high-performance signal processing and control. The C28x core is a 32-bit fixed-point and floating-point architecture, and the CLA is a co-processor that enables parallel execution of control algorithms, offloading the main CPU.
Key features include a 90 MHz C28x CPU with FPU, a 32-bit CLA, a VCU for Viterbi and complex math, 256 KB flash, 100 KB RAM, a 12-bit ADC with up to 16 channels, and multiple communication interfaces including USB 2.0, CAN, SPI, I2C, and UART. The device also features a 6-channel DMA controller, an internal voltage regulator for single-rail operation, and low-power modes. The high integration and peripheral set make it suitable for complex real-time control applications.
Technically, the TMS320F28069PZT uses a Harvard architecture with separate program and data buses, enabling simultaneous instruction fetch and data access. The FPU accelerates floating-point math, while the CLA can execute control loops independently, reducing CPU load. The VCU accelerates Viterbi decoding and complex arithmetic, beneficial for communication and motor control. The device includes a programmable control law accelerator, which is a 32-bit floating-point unit that can run at the same clock speed as the CPU, providing additional processing power for time-critical tasks.
Typical applications include motor control (e.g., field-oriented control of AC induction and BLDC motors), digital power conversion (e.g., solar inverters, server power supplies), industrial automation, and renewable energy systems. The device's high-speed ADC and PWM modules enable precise control loops, while the CAN and USB interfaces facilitate communication in industrial networks.
When designing with this MCU, ensure proper decoupling of the VDD and VDDIO pins with 100 nF capacitors placed close to the pins. The internal voltage regulator allows single-rail operation, but an external 1.8V supply can be used for lower power dissipation. The device requires a 10 MHz crystal or an external clock source; the on-chip oscillator can also be used with a 10 MHz crystal.
Drop-in alternatives for TMS320F28069PZT — 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 TMS320F28069PZT (same form factor and footprint) — differing in Package, Flash Memory, Operating Temperature, Communication Interfaces, Core.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
TMS320F28069MPZT
✅ Drop-In📋 Reference alternative (not in catalog)
TMS320F28069UPNT
✅ Drop-In✓ In Stock
$8.1 / Unit
View Datasheet →TMS320F28069FPZPQ
✅ Drop-In📋 Reference alternative (not in catalog)
TMS320F28069UPZPS
✅ Drop-In📋 Reference alternative (not in catalog)
TMS320F28069MPZPQ
✅ Drop-In📋 Reference alternative (not in catalog)
TMS320F28377SPTPQ
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
TMS320F28069PZT Maximum Ratings & Electrical Characteristics
| Core | C28x with FPU, CLA, VCU |
| Frequency | 90 MHz |
| Flash Memory | 256 KB (128K x 16) |
| RAM | 100 KB |
| ADC Resolution | 12-bit |
| ADC Channels | 16 |
| Communication Interfaces | USB 2.0, CAN, SPI, I2C, UART |
| DMA Channels | 6 |
| Package | 100-LQFP (PZ) 14x14 mm |
| Operating Temperature | -40°C to 105°C |
| Supply Voltage | 3.3V (VDDIO), 1.8V (VDD) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| Series | C2000 Piccolo |
| Number of Pins | 100 |
TMS320F28069PZT Pin Configuration
| Pin 1 | VDDIO — I/O supply voltage (3.3V) |
| Pin 2 | VSS — Ground |
| Pin 3 | X1 — Crystal oscillator input |
| Pin 4 | X2 — Crystal oscillator output |
| Pin 5 | VDD — Core supply voltage (1.8V) |
| Pin 6 | VSS — Ground |
| Pin 7 | GPIO0 — General purpose I/O |
| Pin 8 | GPIO1 — General purpose I/O |
| Pin 9 | GPIO2 — General purpose I/O |
| Pin 10 | GPIO3 — General purpose I/O |
| Pin 11 | VDDIO — I/O supply voltage (3.3V) |
| Pin 12 | VSS — Ground |
| Pin 13 | GPIO4 — General purpose I/O |
| Pin 14 | GPIO5 — General purpose I/O |
| Pin 15 | GPIO6 — General purpose I/O |
| Pin 16 | GPIO7 — General purpose I/O |
| Pin 17 | VDD — Core supply voltage (1.8V) |
| Pin 18 | VSS — Ground |
| Pin 19 | GPIO8 — General purpose I/O |
| Pin 20 | GPIO9 — General purpose I/O |
Typical Applications
TMS320F28069PZT is suitable for 6 applications: Motor Control, Digital Power Conversion, Industrial Automation, Renewable Energy Systems, Automotive, Test and Measurement.
Motor Control
The TMS320F28069PZT excels in field-oriented control (FOC) of AC induction and BLDC motors. Its 90 MHz C28x core with FPU and CLA accelerates complex control algorithms, while the 12-bit ADC and high-resolution PWM modules enable precise current and voltage sensing. The CLA offloads time-critical loops, allowing the CPU to handle communication and diagnostics. This MCU supports sensorless and sensored control, making it ideal for industrial drives, robotics, and automotive applications. Its CAN interface facilitates integration into industrial networks, and the 256 KB flash provides ample space for control firmware.
Recommended
Digital Power Conversion
The TMS320F28069PZT is well-suited for digital power conversion in solar inverters, server power supplies, and battery chargers. Its high-speed ADC and PWM modules enable precise voltage and current regulation, while the CLA can execute control loops in parallel with the CPU, improving efficiency. The FPU accelerates floating-point calculations for complex algorithms like MPPT and PFC. The device's 12-bit ADC with 16 channels provides sufficient resolution for multi-phase converters. Its robust communication interfaces, including CAN and USB, allow for monitoring and firmware updates in smart grid applications.
Recommended
Industrial Automation
In industrial automation, the TMS320F28069PZT provides real-time control for PLCs, robotics, and process control systems. Its 90 MHz C28x core with FPU and CLA handles complex control algorithms, while the 6-channel DMA offloads data transfer tasks. The device's multiple communication interfaces (CAN, SPI, I2C, UART) enable seamless integration with sensors, actuators, and industrial networks. The 256 KB flash and 100 KB RAM support large application code and data buffers. Its wide operating temperature range (-40°C to 105°C) ensures reliability in harsh environments.
Recommended
Renewable Energy Systems
The TMS320F28069PZT is ideal for renewable energy systems such as solar inverters and wind turbine controllers. Its high-speed ADC and PWM modules enable precise power conversion and grid synchronization. The CLA accelerates control loops for MPPT and inverter control, while the FPU handles complex math for grid monitoring. The device's CAN interface allows communication with other system components, and its USB port facilitates local data logging and firmware updates. The 256 KB flash provides ample storage for control algorithms and data logging, making it a robust choice for energy management.
Recommended
Automotive
The TMS320F28069PZT is used in automotive applications such as engine control, transmission control, and electric power steering. Its 90 MHz C28x core with FPU and CLA provides the computational power needed for real-time control, while the 12-bit ADC and PWM modules handle sensor and actuator interfaces. The device's CAN interface is essential for in-vehicle networking, and its wide temperature range (-40°C to 105°C) meets automotive requirements. The 256 KB flash and 100 KB RAM support complex control algorithms and diagnostics. For automotive-grade requirements, consider the TMS320F28069MPZT variant.
Recommended
Test and Measurement
The TMS320F28069PZT is suitable for test and measurement equipment such as data acquisition systems, signal analyzers, and function generators. Its high-speed ADC and DMA enable efficient data capture, while the FPU accelerates signal processing algorithms. The USB interface allows easy connection to PCs for data analysis and control. The device's 256 KB flash and 100 KB RAM provide ample storage for firmware and data buffers. Its multiple communication interfaces (SPI, I2C, UART) facilitate integration with other instruments. The 12-bit ADC with 16 channels offers sufficient resolution for many measurement applications.
Recommended
Recommended Products Summary
Engineering reference data for TMS320F28069PZT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | TMS320F28069MPZT | TMS320F28069UPNT | TMS320F28069FPZPQ | TMS320F28069UPZPS | TMS320F28069MPZPQ | TMS320F28377SPTPQ |
|---|---|---|---|---|---|---|---|
| Package | 100-LQFP (PZ) | 100-LQFP (PZ) | 100-LQFP (PN) | 100-LQFP (PZ) | 100-LQFP (PZ) | 100-LQFP (PZ) | 100-LQFP (PZ) |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Core | C28x with FPU, VCU, CLA | C28x with FPU, VCU, CLA | C28x with FPU, VCU, CLA | C28x with FPU, VCU, CLA | C28x with FPU, VCU, CLA | C28x with FPU, VCU, CLA | C28x with FPU, TMU |
| Frequency | 90 MHz | 90 MHz | 90 MHz | 90 MHz | 90 MHz | 90 MHz | 200 MHz |
| Flash Memory | 256 KB | 256 KB | 256 KB | 256 KB | 256 KB | 256 KB | 512 KB |
| RAM | 100 KB | 100 KB | 100 KB | 100 KB | 100 KB | 100 KB | 204 KB |
| ADC Resolution | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit |
| Automotive Grade | No | Yes (AEC-Q100) | No | Yes (AEC-Q100) | No | Yes (AEC-Q100) | Yes (AEC-Q100) |
Key Differentiators
- Integrated VCU for Viterbi and complex math (vs TMS320F28069MPZT)
- Higher performance than TMS320F2806PZA (vs TMS320F2806PZA)
- Pin-compatible with higher-performance TMS320F28377SPTPQ (vs TMS320F28377SPTPQ)
Design Notes
The TMS320F28069PZT has an internal voltage regulator that allows single-rail operation from a 3.3V supply. However, for lower power dissipation, an external 1.8V supply can be connected to the VDD pins. Ensure proper decoupling with 100 nF capacitors placed close to each VDD and VDDIO pin, and a 10 uF bulk capacitor on the main supply rail.
For the 100-pin LQFP package, use a 4-layer PCB with dedicated power and ground planes. Place the crystal oscillator (10 MHz) and its load capacitors as close to the X1/X2 pins as possible, with a ground guard ring to minimize noise. Route high-speed signals like USB and CAN with controlled impedance and proper termination.
Do not exceed the absolute maximum ratings for VDDIO (3.6V) and VDD (2.1V). Ensure the boot mode pins are configured correctly to avoid unintended boot from flash. When using the internal oscillator, note that it requires a 10 MHz crystal; using a different frequency may require software configuration. Also, avoid floating unused GPIO pins by configuring them as outputs or enabling internal pull-ups.
Compliance Information
RoHS compliant per TI product page. Not AEC-Q100 qualified; choose TMS320F28069MPZT for automotive.
