Overview
The TMS320F28234ZJZS is a high-performance real-time microcontroller from Texas Instruments, part of the C2000™ family. This microcontroller is designed to optimize processing, sensing, and actuation for real-time control applications. It features a high-performance 32-bit CPU (TMS320C28x) with a maximum clock speed of up to 150 MHz and a 6.67-ns cycle time. The device is built using high-performance static CMOS technology with a 1.9-V/1.8-V core and 3.3-V I/O design, making it suitable for demanding control applications such as industrial motor drives, solar inverters, and electrical vehicles.
Key Specifications
| Specification | Value |
|---|---|
| Processor | 32-bit CPU (TMS320C28x) |
| Clock Speed | Up to 150 MHz (6.67-ns cycle time) |
| Voltage | 1.9-V/1.8-V core, 3.3-V I/O |
| Flash Memory | 128K × 16 |
| SARAM | 34K × 16 |
| OTP ROM | 1K × 16 |
| Boot ROM | 8K × 16 |
| DMA Controller | Six-channel DMA controller |
| External Interface | 16-bit or 32-bit (XINTF) |
| Packaging | 176-ball plastic Ball Grid Array (BGA) [ZJZ] |
| Temperature Range | –40°C to 125°C (AEC Q100 qualification for automotive applications) |
Key Features
- High-performance static CMOS technology with up to 150 MHz clock speed and 6.67-ns cycle time.
- IEEE 754 single-precision Floating-Point Unit (FPU) (not available in F2823x series).
- 16 × 16 and 32 × 32 MAC operations and 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.
- 16-bit or 32-bit External Interface (XINTF) with more than 2M × 16 address reach.
- On-chip memory including flash, SARAM, and OTP ROM.
- Boot ROM with software boot modes through various interfaces (SCI, SPI, CAN, I2C, McBSP, XINTF, and parallel I/O).
- Clock and system control with on-chip oscillator and watchdog timer module.
- Peripheral Interrupt Expansion (PIE) block supporting all 58 peripheral interrupts.
- 128-bit security key/lock.
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 clock speed of the TMS320F28234ZJZS?
The maximum clock speed is up to 150 MHz with a 6.67-ns cycle time.
- What type of CPU does the TMS320F28234ZJZS use?
The TMS320F28234ZJZS uses a 32-bit CPU (TMS320C28x).
- How much flash memory does the TMS320F28234ZJZS have?
The device has 128K × 16 flash memory.
- What is the temperature range for the TMS320F28234ZJZS?
The temperature range is –40°C to 125°C, with AEC Q100 qualification for automotive applications.
- What types of interfaces does the TMS320F28234ZJZS support for booting?
The device supports software boot modes through SCI, SPI, CAN, I2C, McBSP, XINTF, and parallel I/O.
- Does the TMS320F28234ZJZS have a Floating-Point Unit (FPU)?
No, the F2823x series does not include an FPU.
- How many DMA channels does the TMS320F28234ZJZS have?
The device has a six-channel DMA controller.
- What is the packaging type for the TMS320F28234ZJZS?
The packaging type is 176-ball plastic Ball Grid Array (BGA) [ZJZ].
- What are some common applications for the TMS320F28234ZJZS?
Common applications include industrial motor drives, solar inverters, electrical vehicles, and various automation and control systems.
- Does the TMS320F28234ZJZS have on-chip memory?
