Overview
The TMS320F240PQA is a member of the TMS320C2xx generation of 16-bit fixed-point digital signal processors (DSPs) from Texas Instruments. This device is optimized for digital motor and motion control applications, combining high-performance processing capabilities with advanced peripherals. Although the TMS320F240 has been officially obsoleted and is no longer supported, it remains a significant component in legacy systems.
Key Specifications
| Specification | Value |
|---|---|
| Core CPU | TMS320C2xLP Core CPU |
| Instruction Cycle Time | 50 ns |
| Memory | 544 Words × 16 Bits of On-Chip Data/Program Dual-Access RAM, 16K Words × 16 Bits of On-Chip Program Flash EEPROM |
| Total Memory Address Reach | 224K Words × 16 Bits (64K Data, 64K Program, 64K I/O, and 32K Global Memory Space) |
| Event-Manager Module | 12 Compare/PWM Channels, Three 16-Bit General-Purpose Timers, Three 16-Bit Full-Compare Units, Three 16-Bit Simple-Compare Units, Four Capture Units |
| Analog-to-Digital Conversion Module | Dual 10-Bit ADC, capable of two simultaneous conversions within 6.1 µs |
| I/O Pins | 28 Individually Programmable, Multiplexed I/O Pins |
| Clock Module | Phase-Locked-Loop (PLL)-Based Clock Module |
| Power-Down Modes | Four Power-Down Modes for Low-Power Operation |
| Temperature Range | Industrial and Automotive Temperature Available |
| Package | 132-Pin Plastic Quad Flat Package (PQ Suffix) |
Key Features
- High-Performance Static CMOS Technology
- Object and source code compatibility with TMS320C2xx and upward compatibility with TMS320C5x
- Advanced peripherals including event manager module, dual 10-bit ADC, and serial communication interfaces (SCI and SPI)
- Six external interrupts and watchdog timer module with real-time interrupt
- Scan-based emulation and development tools support
- Four power-down modes for low-power operation
Applications
The TMS320F240PQA is primarily optimized for digital motor and motion control applications. It is also suitable for various industrial and automotive control systems that require high-performance processing and advanced peripheral capabilities.
Q & A
- What is the TMS320F240PQA?
The TMS320F240PQA is a 16-bit fixed-point digital signal processor from Texas Instruments, optimized for digital motor and motion control applications.
- What is the instruction cycle time of the TMS320F240PQA?
The instruction cycle time is 50 ns.
- What type of memory does the TMS320F240PQA have?
The device includes 544 Words × 16 Bits of On-Chip Data/Program Dual-Access RAM and 16K Words × 16 Bits of On-Chip Program Flash EEPROM.
- What are the key features of the event manager module?
The event manager module includes 12 compare/PWM channels, three 16-bit general-purpose timers, three 16-bit full-compare units, three 16-bit simple-compare units, and four capture units.
- What is the capability of the analog-to-digital conversion module?
The device features a dual 10-bit ADC capable of two simultaneous conversions within 6.1 µs.
- How many individually programmable I/O pins does the TMS320F240PQA have?
The device has 28 individually programmable, multiplexed I/O pins.
- What is the purpose of the phase-locked-loop (PLL)-based clock module?
The PLL-based clock module is used for clock generation and stabilization.
- What are the power-down modes available on the TMS320F240PQA?
The device has four power-down modes for low-power operation.
- Is the TMS320F240PQA still supported by Texas Instruments?
No, the TMS320F240 has been officially obsoleted and is no longer supported by Texas Instruments.
- What does the 'PQA' suffix in TMS320F240PQA indicate?
The 'PQA' suffix indicates the package type and possibly automotive grade, though specific details on the 'A' suffix are not explicitly stated in the datasheet.
