Overview
The TMS320F28334ZHHA is a high-performance digital signal controller (DSC) from Texas Instruments, part of the C2000™ real-time 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 up to 150 MHz with a 6.67-ns cycle time. The core operates at 1.9-V/1.8-V, while the I/O operates at 3.3-V, making it versatile for various power requirements.
Key Specifications
| Parameter | Specification |
|---|---|
| CPU Speed | Up to 150 MHz (6.67-ns cycle time) |
| Core Voltage | 1.9-V/1.8-V |
| I/O Voltage | 3.3-V |
| Memory | 128K × 16 flash, 34K × 16 SARAM, 1K × 16 OTP ROM, 8K × 16 Boot ROM |
| ADC | 12-bit, 16 channels, 80-ns conversion rate |
| GPIO | Up to 88 individually programmable, multiplexed GPIO pins |
| Package Options | 179-ball MicroStar BGA™ (ZHH) |
| Temperature Range | -40°C to 85°C (A), -40°C to 125°C (S, Q) |
| Peripheral Interfaces | CAN, SCI, McBSP, SPI, I2C |
| Timers | Up to 8 32-bit timers, up to 9 16-bit timers |
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
- On-chip oscillator, watchdog timer module, and low-power modes (IDLE, STANDBY, HALT)
- JTAG boundary scan support and advanced debug features
- 128-bit security key/lock to protect flash/OTP/RAM blocks and prevent firmware reverse-engineering
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 CPU speed of the TMS320F28334ZHHA? Up to 150 MHz (6.67-ns cycle time).
- What are the core and I/O voltages of this device? The core operates at 1.9-V/1.8-V, while the I/O operates at 3.3-V.
- How much on-chip memory does the TMS320F28334ZHHA have? 128K × 16 flash, 34K × 16 SARAM, 1K × 16 OTP ROM, and 8K × 16 Boot ROM.
- What is the resolution of the ADC in this device? 12-bit, with 16 channels and an 80-ns conversion rate.
- How many GPIO pins are available on this device? Up to 88 individually programmable, multiplexed GPIO pins.
- What package options are available for the TMS320F28334ZHHA? 179-ball MicroStar BGA™ (ZHH).
- What are the temperature ranges for this device? -40°C to 85°C (A), -40°C to 125°C (S, Q).
- What peripheral interfaces are supported by this device? CAN, SCI, McBSP, SPI, I2C.
- How many timers are available on this device? Up to 8 32-bit timers and up to 9 16-bit timers.
- Does the TMS320F28334ZHHA support low-power modes? Yes, it supports IDLE, STANDBY, and HALT modes.
