Overview
The TMS320LF2403APAGA is a member of the TMS320C24x generation of digital signal processor (DSP) controllers from Texas Instruments. This device is part of the TMS320C2000 platform of fixed-point DSPs and is designed to offer low-cost, low-power, and high-performance processing capabilities. The TMS320LF2403A is based on the enhanced TMS320 DSP architectural design of the C2xx core CPU and is code-compatible with existing C24x DSP controller devices, while offering increased processing performance and a higher level of peripheral integration.
Key Specifications
| Specification | Details |
|---|---|
| Processor Core | TMS320C2xx DSP CPU Core |
| Instruction Cycle Time | 25 ns (40 MHz) |
| Performance | 40 MIPS |
| Supply Voltage | 3.3 V |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | 64-Pin TQFP (PAG) |
| Flash Memory | Up to 32K Words x 16 Bits (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 LF2403A) |
| Event Manager Modules | Up to Two, Each with Two 16-Bit General-Purpose Timers, Eight 16-Bit PWM Channels |
| GPIO Pins | Up to 40 Individually Programmable, Multiplexed General-Purpose Input/Output Pins |
Key Features
- High-performance, low-power 3.3-V design with 40-MIPS performance and 25-ns instruction cycle time.
- On-chip memory includes up to 32K words of Flash EEPROM or ROM, and various types of RAM (Data/Program RAM, Dual-Access RAM, Single-Access RAM).
- Password-based 'code security' feature to prevent unauthorized duplication of proprietary code.
- Integrated event manager modules optimized for digital motor control and power conversion, including PWM channels, general-purpose timers, and capture units.
- 10-bit analog-to-digital converter with up to 16 multiplexed input channels and a minimum conversion time of 500 ns.
- Serial communications interfaces including SCI, SPI, and CAN 2.0B module (for LF2403A).
- Phase-Locked-Loop (PLL)-based clock generation and up to 40 individually programmable GPIO pins.
- Power management features including three power-down modes and the ability to power down each peripheral independently.
- JTAG-compliant scan-based emulation for non-intrusive real-time debugging.
Applications
The TMS320LF2403A is designed for various motor control and power conversion applications, including:
- AC Induction Motor Control
- Brushless DC (BLDC) Motor Control
- Switched Reluctance Motor Control
- Stepper Motor Control
- Multiple Motor and/or Converter Control with a single DSP controller.
Q & A
- What is the processor core of the TMS320LF2403A?
The TMS320LF2403A is based on the TMS320C2xx DSP CPU Core.
- What is the instruction cycle time and performance of the TMS320LF2403A?
The instruction cycle time is 25 ns at 40 MHz, and the performance is 40 MIPS.
- What types of memory are available on the TMS320LF2403A?
The device includes up to 32K words of Flash EEPROM or ROM, and various types of RAM (Data/Program RAM, Dual-Access RAM, Single-Access RAM).
- What communication interfaces are available on the TMS320LF2403A?
The device includes SCI, SPI, and a CAN 2.0B module.
- What is the purpose of the event manager modules on the TMS320LF2403A?
The event manager modules are optimized for digital motor control and power conversion, including PWM channels, general-purpose timers, and capture units.
- What is the conversion time of the analog-to-digital converter (ADC) on the TMS320LF2403A?
The minimum conversion time of the 10-bit ADC is 500 ns.
- How many GPIO pins are available on the TMS320LF2403A?
Up to 40 individually programmable, multiplexed general-purpose input/output pins are available.
- What power management features does the TMS320LF2403A offer?
The device offers three power-down modes and the ability to power down each peripheral independently.
- What debugging capabilities are available for the TMS320LF2403A?
The device supports JTAG-compliant scan-based emulation for non-intrusive real-time debugging.
- What are the primary applications of the TMS320LF2403A?
The device is primarily used for AC induction, BLDC, switched reluctance, and stepper motor control, as well as multiple motor and/or converter control.
