Overview
The TMS320F28234, produced by Texas Instruments, is a high-performance digital signal controller (DSC) part of the C2000™ real-time microcontrollers family. This device is optimized for processing, sensing, and actuation, particularly enhancing closed-loop performance in real-time control applications. The TMS320F28234 is designed for demanding control applications such as industrial motor drives, solar inverters, digital power systems, electrical vehicles, and motor control.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor | High-performance 32-bit CPU (TMS320C28x) |
| Frequency | Up to 150 MHz (6.67-ns cycle time) |
| Voltage | 1.9-V/1.8-V core, 3.3-V I/O design |
| Memory | 128K × 16 flash, 34K × 16 SARAM |
| ADC | 12-bit, 16 channels, 12.5-MSPS |
| PWM Outputs | Up to 18 PWM outputs, up to 6 HRPWM outputs with 150-ps MEP resolution |
| Event Capture Inputs | Up to 6 event capture inputs |
| Quadrature Encoder Pulse (QEP) | Up to 2 QEPs |
| DMA Channels | Six-channel DMA controller |
| External Interface | 16-bit or 32-bit External Interface (XINTF) |
| Operating Temperature Range | -40°C to 125°C, -40°C to 85°C |
| Package Type | BGA MICROSTAR, LQFP, etc. |
Key Features
- High-performance static CMOS technology
- IEEE 754 single-precision Floating-Point Unit (FPU) (not available on F28234)
- 16 × 16 and 32 × 32 MAC operations, 16 × 16 dual MAC
- Harvard bus architecture and fast interrupt response and processing
- Unified memory programming model and code-efficient in C/C++ and Assembly
- Six-channel DMA controller for ADC, McBSP, ePWM, XINTF, and SARAM
- External Interface (XINTF) with more than 2M × 16 address reach
- On-chip memory including flash and SARAM
- Up to 18 PWM outputs and up to 6 HRPWM outputs with 150-ps MEP resolution
- Up to 6 event capture inputs and up to 2 Quadrature Encoder Pulse (QEP) inputs
- Single Zone Code Security, 32-bit CPU Timers, Watchdog Timer, and 2-pin Oscillator
Applications
The TMS320F28234 is highly suited for various real-time control applications, including:
- Industrial motor drives
- Solar inverters and digital power systems
- Electrical vehicles and transportation systems
- Motor control and sensing and signal processing
Q & A
- What is the maximum operating frequency of the TMS320F28234?
The maximum operating frequency is up to 150 MHz (6.67-ns cycle time).
- What type of CPU does the TMS320F28234 use?
The TMS320F28234 uses a high-performance 32-bit CPU (TMS320C28x).
- How much on-chip memory does the TMS320F28234 have?
The device has 128K × 16 flash and 34K × 16 SARAM.
- What is the resolution and speed of the ADC on the TMS320F28234?
The ADC is 12-bit with a speed of 12.5-MSPS.
- How many PWM outputs does the TMS320F28234 support?
The device supports up to 18 PWM outputs and up to 6 HRPWM outputs with 150-ps MEP resolution.
- What types of interfaces does the TMS320F28234 support?
The device supports 16-bit or 32-bit External Interface (XINTF), McBSP, CAN, I2C, SPI, and UART.
- What is the operating temperature range of the TMS320F28234?
The operating temperature range is -40°C to 125°C and -40°C to 85°C.
- What are some common applications for the TMS320F28234?
Common applications include industrial motor drives, solar inverters, digital power systems, electrical vehicles, and motor control.
- Does the TMS320F28234 have a Floating-Point Unit (FPU)?
No, the TMS320F28234 does not have an FPU, unlike some other models in the F2833x series.[
- What is the package type for the TMS320F28234?
The device is available in various package types including BGA MICROSTAR, LQFP, and others.[
