Overview
The TMS320LF2403APAGS is a 16-bit digital signal processor (DSP) controller from Texas Instruments, part of the TMS320C24x generation. This device is designed for low-cost, low-power, and high-performance processing, making it ideal for digital motor and motion control applications. The LF2403A is based on the TMS320C2xx DSP CPU core and is code-compatible with existing C24x DSP controller devices, offering enhanced processing performance of 40 MIPS and a higher level of peripheral integration.
Key Specifications
| Specification | Value |
|---|---|
| Package Type | 64-Pin TQFP (PAG) |
| Operating Temperature Range | -40°C to 125°C |
| Instruction Cycle Time | 25 ns (40 MHz) |
| Performance | 40 MIPS |
| Supply Voltage | 3.3 V |
| Program Memory | Up to 32K Words x 16 Bits of Flash EEPROM (4 Sectors) |
| RAM | Up to 2.5K Words x 16 Bits of Data/Program RAM, 544 Words of Dual-Access RAM, Up to 2K Words of Single-Access RAM |
| Analog-to-Digital Converter (ADC) | 10-bit, 8 or 16 Multiplexed Input Channels, 500 ns MIN Conversion Time |
| Communication Interfaces | SCI, SPI, CAN 2.0B (for LF2407A, 2406A, 2403A) |
| General-Purpose Input/Output (GPIO) Pins | Up to 40 Individually Programmable, Multiplexed GPIO Pins |
| Event Manager Modules | Up to Two Event-Manager (EV) Modules, Each Includes: Two 16-Bit General-Purpose Timers, Eight 16-Bit PWM Channels |
Key Features
- High-Performance Static CMOS Technology
- Based on TMS320C2xx DSP CPU Core
- Code-Compatible With F243/F241/C242 and Instruction Set and Module Compatible With F240
- Flash (LF) and ROM (LC) Device Options
- Programmable 'Code-Security' Feature for the On-Chip Flash/ROM
- Boot ROM (LF240xA Devices) with SCI/SPI Bootloader
- Up to Two Event-Manager (EV) Modules for Digital Motor Control and Power Conversion
- 10-Bit Analog-to-Digital Converter (ADC) with Up to 16 Channels
- Serial Communications Interface (SCI) and 16-Bit Serial Peripheral Interface (SPI)
- Controller Area Network (CAN) 2.0B Module
- Phase-Locked-Loop (PLL)-Based Clock Generation
- Up to Five External Interrupts and Three Power-Down Modes
- Real-Time JTAG-Compliant Scan-Based Emulation
Applications
The TMS320LF2403APAGS is specifically designed for digital motor and motion control applications, including:
- AC Induction Motor Control
- Brushless DC (BLDC) Motor Control
- Switched Reluctance Motor Control
- Stepper Motor Control
- Multiple Motor and/or Converter Control
Q & A
- What is the TMS320LF2403APAGS?
The TMS320LF2403APAGS is a 16-bit digital signal processor (DSP) controller from Texas Instruments, part of the TMS320C24x generation.
- What is the operating temperature range of the TMS320LF2403APAGS?
The operating temperature range is -40°C to 125°C.
- What is the instruction cycle time of the TMS320LF2403APAGS?
The instruction cycle time is 25 ns at a clock speed of 40 MHz.
- What are the memory options for the TMS320LF2403APAGS?
The device offers up to 32K Words x 16 Bits of Flash EEPROM, up to 2.5K Words x 16 Bits of Data/Program RAM, 544 Words of Dual-Access RAM, and up to 2K Words of Single-Access RAM.
- What communication interfaces are available on the TMS320LF2403APAGS?
The device includes SCI, SPI, and CAN 2.0B communication interfaces.
- What is the purpose of the Event Manager Modules in the TMS320LF2403APAGS?
The Event Manager Modules are optimized for digital motor control and power conversion, providing features like PWM generation, programmable deadband, and synchronized analog-to-digital conversion.
- Does the TMS320LF2403APAGS support real-time debugging?
Yes, it supports real-time JTAG-compliant scan-based emulation.
- What development tools are available for the TMS320LF2403APAGS?
Development tools include Texas Instruments ANSI C Compiler, Assembler/Linker, Code Composer Studio™ debugger, evaluation modules, and scan-based self-emulation (XDS510™).
- What are the power management features of the TMS320LF2403APAGS?
The device has three power-down modes and the ability to power down each peripheral independently.
- What types of motors can be controlled using the TMS320LF2403APAGS?
The device is designed for controlling AC induction, BLDC, switched reluctance, and stepper motors.
