Digital Signal Controller - TMS320F28235

TMS320F28235 (ACTIVE)

Digital Signal Controller

 

Description

The TMS320F28335, TMS320F28334, TMS320F28333, TMS320F28332, TMS320F28235, TMS320F28234, and TMS320F28232 devices, members of the TMS320C28x/Delfino DSC/MCU generation, are highly integrated, high-performance solutions for demanding control applications.

Throughout this document, the devices are abbreviated as F28335, F28334, F28333, F28332, F28235, F28234, and F28232, respectively. and provide a summary of features for each device.

Features

  • High-Performance Static CMOS Technology
    • Up to 150 MHz (6.67-ns Cycle Time)
    • 1.9-V/1.8-V Core, 3.3-V I/O Design
  • High-Performance 32-Bit CPU (TMS320C28x)
    • IEEE 754 Single-Precision Floating-Point Unit (FPU) (F2833x Only)
    • 16 × 16 and 32 × 32 MAC Operations
    • 16 × 16 Dual MAC
    • Harvard Bus Architecture
    • Fast Interrupt Response and Processing
    • Unified Memory Programming Model
    • 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)
    • More Than 2M × 16 Address Reach
  • On-Chip Memory
    • F28335, F28333, F28235:
      256K × 16 Flash, 34K × 16 SARAM
    • F28334, F28234:
      128K × 16 Flash, 34K × 16 SARAM
    • F28332, F28232:
      64K × 16 Flash, 26K × 16 SARAM
    • 1K × 16 OTP ROM
  • Boot ROM (8K × 16)
    • With Software Boot Modes (Through SCI, SPI, CAN, I2C, McBSP, XINTF, and Parallel I/O)
    • Standard Math Tables
  • Clock and System Control
    • On-Chip Oscillator
    • Watchdog Timer Module
  • GPIO0 to GPIO63 Pins Can Be Connected to One of the Eight External Core Interrupts
  • Peripheral Interrupt Expansion (PIE) Block That Supports All 58 Peripheral Interrupts
  • 128-Bit Security Key/Lock
    • Protects Flash/OTP/RAM Blocks
    • Prevents Firmware Reverse Engineering
  • Enhanced Control Peripherals
    • Up to 18 PWM Outputs
    • Up to 6 HRPWM Outputs With 150 ps MEP Resolution
    • Up to 6 Event Capture Inputs
    • Up to 2 Quadrature Encoder Interfaces
    • Up to 8 32-Bit Timers
      (6 for eCAPs and 2 for eQEPs)
    • Up to 9 16-Bit Timers
      (6 for ePWMs and 3 XINTCTRs)
  • Three 32-Bit CPU Timers
  • Serial Port Peripherals
    • Up to 2 CAN Modules
    • Up to 3 SCI (UART) Modules
    • Up to 2 McBSP Modules (Configurable as SPI)
    • One SPI Module
    • One Inter-Integrated Circuit (I2C) Bus
  • 12-Bit ADC, 16 Channels
    • 80-ns Conversion Rate
    • 2 × 8 Channel Input Multiplexer
    • Two Sample-and-Hold
    • Single/Simultaneous Conversions
    • Internal or External Reference
  • Up to 88 Individually Programmable, Multiplexed GPIO Pins With Input Filtering
  • JTAG Boundary Scan Support
    • IEEE Standard 1149.1-1990 Standard Test Access Port and Boundary Scan Architecture
  • Advanced Emulation Features
    • Analysis and Breakpoint Functions
    • Real-Time Debug Using Hardware
  • Development Support Includes
    • ANSI C/C++ Compiler/Assembler/Linker
    • Code Composer Studio IDE
    • DSP/BIOS and SYS/BIOS
    • Digital Motor Control and Digital Power Software Libraries
  • Low-Power Modes and Power Savings
    • IDLE, STANDBY, HALT Modes Supported
    • Disable Individual Peripheral Clocks
  • Endianness: Little Endian
  • Package Options:
    • Lead-free, Green Packaging
    • Plastic Ball Grid Array (BGA) (ZJZ)
    • MicroStar BGA (ZHH)
    • Low-Profile Quad Flatpack (LQFP) (PGF)
    • Thermally Enhanced Low-Profile Quad Flatpack (HLQFP) (PTP)
  • Temperature Options:
    • A: –40°C to 85°C (PGF, ZHH, ZJZ)
    • S: –40°C to 125°C (PTP, ZJZ)
    • Q: –40°C to 125°C (PTP, ZJZ)
      (AEC Q100 Qualification for Automotive Applications)

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Parametrics Compare all products in Fixed-point F280x/1x

 
CPU
Total Processing (MIPS)
Frequency (MHz)
Processing Accelerators
Frequency per CLA (MHz)
Flash (KB)
RAM (KB)
ROM (KB)
PWM (Ch)
High Resolution PWM(Ch)
PWM Technology Type
Other Actuation Features
Analog to Digital Converter (ADC)
ADC (Ch)
CAP
QEP
Other Sensing Features
I2C
SPI
UART
Other Connectivity Features
Additional Features
GPIO
Operating Temperature Range (C)
Pin/Package
Rating
Approx. Price (US$)
TMS320F28235 TMS320F28232 TMS320F28234
C28x    C28x    C28x   
150    100    150   
150    100    150   
DMA    DMA    DMA   
0    0    0   
512    128    256   
68    52    68   
0    0    0   
12    12    12   
6    4    6   
Type 0    Type 0    Type 0   
N/A    N/A    N/A   
ADC12: 2-S/H, 12.5-MSPS    ADC12: 2-S/H, 12.5-MSPS    ADC12: 2-S/H, 12.5-MSPS   
16    16    16   
6    4    4   
2    2    2   
N/A    N/A    N/A   
1    1    1   
1    1    1   
3    2    3   
McBSP
CAN   
McBSP
CAN   
McBSP
CAN   
External Interface (XINTF)
Single Zone Code Security
32-bit CPU Timers
Watchdog Timer
2-pin Oscillator
AEC-Q100 Automotive Qual   
External Interface (XINTF)
Single Zone Code Security
32-bit CPU Timers
Watchdog Timer
2-pin Oscillator
AEC-Q100 Automotive Qual   
External Interface (XINTF)
Single Zone Code Security
32-bit CPU Timers
Watchdog Timer
2-pin Oscillator
AEC-Q100 Automotive Qual   
88    88    88   
-40 to 125
-40 to 85   
-40 to 85
-40 to 125   
-40 to 125
-40 to 85   
176BGA
176HLQFP
176LQFP
179BGA MICROSTAR   
176BGA
176HLQFP
176LQFP
179BGA MICROSTAR   
176BGA
176HLQFP
176LQFP
179BGA MICROSTAR   
Catalog    Catalog    Catalog   
13.82 | 1ku    12.25 | 1ku    13.05 | 1ku