Overview
The TMS320F28334PGFA is a high-performance digital signal controller (DSC) from Texas Instruments, part of the C2000 real-time control microcontroller family. This device is optimized for processing, sensing, and actuation in real-time control applications. It features a 32-bit CPU with a high-performance static CMOS technology, operating at up to 150 MHz with a 6.67-ns cycle time. The device is designed for demanding control applications such as industrial motor drives, solar inverters, digital power, electrical vehicles, and motor control.
Key Specifications
| Parameter | Specification |
|---|---|
| CPU Frequency | Up to 150 MHz (6.67-ns cycle time) |
| Core Voltage | 1.9-V/1.8-V |
| I/O Voltage | 3.3-V |
| Flash Memory | 128K × 16 |
| SARAM | 34K × 16 |
| OTP ROM | 1K × 16 |
| Boot ROM | 8K × 16 |
| ADC | 12-bit, 16 channels, 80-ns conversion rate |
| GPIO | Up to 88 individually programmable, multiplexed GPIO pins |
| Package Options | 176-pin Low-Profile Quad Flatpack (LQFP), 179-ball MicroStar BGA™, 179-ball New Fine Pitch Ball Grid Array (nFBGA) |
| Temperature Range | -40°C to 85°C (A), -40°C to 125°C (S, Q) |
Key Features
- High-performance 32-bit CPU (TMS320C28x) with IEEE 754 single-precision Floating-Point Unit (FPU)
- Harvard bus architecture and fast interrupt response and processing
- Six-channel DMA controller for ADC, McBSP, ePWM, XINTF, and SARAM
- 16-bit or 32-bit External Interface (XINTF) with more than 2M × 16 address reach
- Enhanced control peripherals including up to 18 PWM outputs, up to 6 HRPWM outputs, and up to 6 event capture inputs
- Up to 8 32-bit timers and up to 9 16-bit timers
- Serial port peripherals including CAN, SCI (UART), McBSP, SPI, and I2C
- 128-bit security key/lock to protect flash/OTP/RAM blocks and prevent firmware reverse-engineering
- JTAG boundary scan support and advanced debug features
- Low-power modes and power savings with IDLE, STANDBY, HALT modes supported
Applications
- Advanced driver assistance systems (ADAS) - medium/short range radar
- Building automation - HVAC motor control, traction inverter motor control
- Factory automation & control - automated sorting equipment, CNC control
- Grid infrastructure - central inverter, string inverter
- Hybrid, electric & powertrain systems - inverter & motor control, on-board (OBC) & wireless charger
- Motor drives - AC-input BLDC motor drive, servo drive control module
- Power delivery - industrial AC-DC
Q & A
- What is the maximum operating frequency of the TMS320F28334PGFA?
The TMS320F28334PGFA operates at up to 150 MHz with a 6.67-ns cycle time.
- What are the core and I/O voltages of the TMS320F28334PGFA?
The core voltage is 1.9-V/1.8-V, and the I/O voltage is 3.3-V.
- How much flash memory does the TMS320F28334PGFA have?
The device has 128K × 16 flash memory.
- What is the resolution of the ADC in the TMS320F28334PGFA?
The ADC is 12-bit with 16 channels and an 80-ns conversion rate.
- What are the package options available for the TMS320F28334PGFA?
The device is available in 176-pin Low-Profile Quad Flatpack (LQFP), 179-ball MicroStar BGA™, and 179-ball New Fine Pitch Ball Grid Array (nFBGA).
- What are the temperature ranges for the TMS320F28334PGFA?
The temperature ranges are -40°C to 85°C (A) and -40°C to 125°C (S, Q).
- Does the TMS320F28334PGFA support low-power modes?
Yes, it supports IDLE, STANDBY, and HALT modes for power savings.
- What security features does the TMS320F28334PGFA have?
The device has a 128-bit security key/lock to protect flash/OTP/RAM blocks and prevent firmware reverse-engineering.
- What kind of debug features are available on the TMS320F28334PGFA?
The device supports JTAG boundary scan and advanced debug features including analysis and breakpoint functions.
- What development tools are available for the TMS320F28334PGFA?
Development support includes ANSI C/C++ compiler/assembler/linker, Code Composer Studio™ IDE, DSP/BIOS™, and SYS/BIOS.
