TMS320LF2406APZA - 16-Bit DSP, 40MHz, 64KB Flash | Texas Instruments
MPN: TMS320LF2406APZA β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $10.48 | $10.48 |
| 10 | $9.43 | $94.30 |
| 100 | $8.38 | $838.00 |
| 500 | $7.54 | $3,770.00 |
| 1,000 | $6.71 | $6,710.00 |
Drop-in alternatives for TMS320LF2406APZA β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
TMS320LF2406APZAR
β Drop-Inπ Reference alternative (not in catalog)
TMS320F2808PZA
β‘ Same Packageβ In Stock
$8.1 / Unit
View Datasheet βTMS320LF2406APZA Maximum Ratings & Electrical Characteristics
| Core Architecture | TMS320C2xx DSP CPU Core |
| Bit Width | 16-bit |
| Maximum Clock Frequency | 40 MHz |
| Performance | 40 MIPS |
| Instruction Cycle Time | 25 ns |
| Flash Memory Size | 64KB (32K x 16) |
| RAM Size | [DATA_NEEDED: RAM size] |
| Number of I/O Pins | 41 |
| Interfaces | CAN, SCI, SPI |
| CAN Module | Yes, meets 2.0B specifications |
| Event Manager Modules | At least one, optimized for motor control |
| Supply Voltage | 3.3 V |
| Package Type | 100-LQFP (14x14 mm) |
| Mounting Type | Surface Mount |
| Operating Temperature Range | [DATA_NEEDED: Operating temperature range] |
| RoHS Status | Compliant |
TMS320LF2406APZA Pin Configuration
| Pin 1 | VDD β 3.3V power supply |
| Pin 2 | VSS β Ground |
| Pin 3 | XINT1 β External interrupt 1 |
| Pin 4 | XINT2 β External interrupt 2 |
| Pin 5 | RS β Reset input |
| Pin 6 | CLKOUT β Clock output |
| Pin 7 | PDPINTA β Power drive protect input A |
| Pin 8 | CAP1/QEP1 β Capture input 1 / quadrature encoder pulse 1 |
| Pin 9 | CAP2/QEP2 β Capture input 2 / quadrature encoder pulse 2 |
| Pin 10 | CAP3/QEP3 β Capture input 3 / quadrature encoder pulse 3 |
| Pin 11 | PWM1 β PWM output 1 |
| Pin 12 | PWM2 β PWM output 2 |
| Pin 13 | PWM3 β PWM output 3 |
| Pin 14 | PWM4 β PWM output 4 |
| Pin 15 | PWM5 β PWM output 5 |
| Pin 16 | PWM6 β PWM output 6 |
| Pin 17 | T1PWM/T1CMP β Timer 1 PWM / compare output |
| Pin 18 | T2PWM/T2CMP β Timer 2 PWM / compare output |
| Pin 19 | TDIRA β Timer direction input A |
| Pin 20 | TCLKINA β Timer clock input A |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
TMS320LF2406APZA is suitable for 6 applications: Digital Motor Control, Power Conversion, Industrial Automation, Automotive Control, Renewable Energy Systems, Robotics.
Digital Motor Control
The TMS320LF2406APZA is optimized for digital motor control, featuring event manager modules that generate PWM signals with dead-band control. Its 40-MIPS performance enables real-time implementation of field-oriented control (FOC) for AC induction, BLDC, and stepper motors. The device's CAN interface allows seamless integration into industrial motor drive networks, while the 3.3-V operation reduces power consumption in embedded systems.
Recommended
Power Conversion
The TMS320LF2406APZA excels in power conversion applications such as inverters, UPS systems, and switch-mode power supplies. Its event manager modules provide high-resolution PWM outputs with programmable dead-band, essential for driving power switches. The 40-MIPS processing power allows for sophisticated control algorithms like space-vector modulation (SVM) and maximum power point tracking (MPPT). The device's 3.3-V operation simplifies interface with modern power management ICs.
Recommended
Industrial Automation
In industrial automation, the TMS320LF2406APZA serves as a controller for PLCs, robotics, and CNC machines. Its CAN 2.0B interface enables robust communication in noisy factory environments, while the SCI and SPI ports connect to sensors and actuators. The 41 GPIOs allow flexible interfacing with external devices. The device's real-time processing capabilities ensure precise timing for control loops, and its flash memory supports firmware updates for evolving automation requirements.
Recommended
Automotive Control
The TMS320LF2406APZA is suitable for automotive applications like engine control, transmission control, and electric power steering. Its CAN module meets 2.0B specifications, enabling communication with vehicle networks. The device's 40-MIPS performance handles real-time sensor fusion and control algorithms. The 3.3-V operation reduces power dissipation, and the LQFP package is suitable for under-hood environments when properly rated. However, for new automotive designs, consider AEC-Q100 qualified alternatives.
Recommended
Renewable Energy Systems
The TMS320LF2406APZA is used in solar inverters and wind turbine controllers for maximum power point tracking (MPPT) and grid synchronization. Its event manager modules generate PWM signals for power stage control, while the ADC (if available) samples voltage and current for feedback. The 40-MIPS processing power enables complex algorithms like perturb-and-observe MPPT and phase-locked loops. The device's CAN interface allows communication with monitoring systems.
Recommended
Robotics
In robotics, the TMS320LF2406APZA provides real-time control for joint motors, end effectors, and navigation. Its event manager modules generate precise PWM for servo drives, and the 40-MIPS performance supports inverse kinematics calculations. The device's multiple serial interfaces (SCI, SPI) connect to encoders, IMUs, and communication modules. The 3.3-V operation is compatible with modern sensors, and the compact 100-pin LQFP package fits space-constrained robot controllers.
Recommended
Recommended Products Summary
Engineering reference data for TMS320LF2406APZA β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | TMS320LF2406APZAR | TMS320LF2407APGEA | TMS320F2808PZA |
|---|---|---|---|---|
| Package | 100-LQFP (14x14 mm) | 100-LQFP (14x14 mm) - same | 144-LQFP | 100-LQFP (14x14 mm) - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Core | TMS320C2xx | TMS320C2xx | TMS320C2xx | C2000 (C28x) |
| Max Clock Frequency | 40 MHz | 40 MHz | 40 MHz | 100 MHz |
| Flash Memory | 64KB | 64KB | 64KB | 128KB |
| Number of I/O Pins | 41 | 41 | More (144-pin package) | 35 |
| CAN Module | Yes (2.0B) | Yes (2.0B) | Yes (2.0B) | Yes |
| Supply Voltage | 3.3V | 3.3V | 3.3V | 3.3V |
Key Differentiators
- Optimized for motor control with event manager modules (vs TMS320F2808PZA)
- Code-compatible with F243/F241/C242 (vs TMS320F2808PZA)
- CAN 2.0B module integrated (vs TMS320LF2407APGEA)
Design Notes
The TMS320LF2406APZA operates from a 3.3V supply. Use a low-dropout regulator (LDO) such as the TPS7A84 to provide a clean 3.3V rail. Place 100nF decoupling capacitors close to each VDD pin and a 10uF bulk capacitor near the power input. Ensure the ground plane is solid to minimize noise and provide a low-impedance return path.
For the 100-pin LQFP package, use a 4-layer PCB with dedicated power and ground planes. Route high-speed signals like the JTAG interface with controlled impedance. Keep the JTAG trace lengths short and avoid vias where possible. Place the JTAG connector near the device to minimize signal degradation.
The TMS320LF2406APZA is not recommended for new designs due to its mature status. If you are starting a new project, consider migrating to a newer C2000 device like the TMS320F2808PZA. When using the LF2406A, ensure the CAN bus is properly terminated with 120-ohm resistors at both ends. Also, verify the boot mode configuration to avoid unexpected startup behavior.
Compliance Information
RoHS compliant per TI product page. Not AEC-Q100 qualified; for automotive, consider newer C2000 devices.
