TMS320F2808PZA - 100MHz C2000 MCU 128KB Flash | Texas Instruments
N.º da peça: TMS320F2808PZA ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $12.5 | $12,50 |
| 10 | $11.2 | $112,00 |
| 100 | $9.8 | $980,00 |
| 500 | $8.9 | $4.450,00 |
| 1.000 | $8.1 | $8.100,00 |
TMS320F2808PZA Visão geral
A digital signal controller (DSC) combines the processing power of a digital signal processor (DSP) with the peripheral integration and ease-of-use of a microcontroller (MCU). The C28x core is optimized for real-time control algorithms, featuring a Harvard architecture, single-cycle multiply-accumulate (MAC) operations, and a 32x32-bit multiplier. This makes it ideal for closed-loop control systems such as motor drives, power conversion, and renewable energy inverters, where fast and deterministic execution is critical.
Key features include high-performance static CMOS technology, a 1.8-V core and 3.3-V I/O design, and a 3.3-V flash voltage. The device supports JTAG boundary scan for debugging and production testing. It also includes a 128-bit security key/lock to protect proprietary firmware, an on-chip oscillator, and a 2x8-channel input multiplexer for analog signal acquisition. The TMS320F2808PZA is part of the TMS320F280x family, which offers scalable memory and peripheral options for various control applications.
From a technical depth perspective, the C28x core delivers 100 MIPS (million instructions per second) at 100 MHz, enabling complex control loops with high bandwidth. The integrated PWM modules support dead-band generation, trip zones, and synchronization, which are essential for motor control and power electronics. The 12-bit ADC with dual sample-and-hold circuits allows simultaneous sampling of two analog signals, improving control accuracy. The device also features a memory protection unit and a watchdog timer for enhanced reliability.
Typical applications include industrial motor drives, servo control, digital power supplies, solar inverters, and electric vehicle (EV) charging systems. The TMS320F2808PZA's combination of processing power, integrated peripherals, and robust security makes it a preferred choice for engineers developing high-performance control systems.
When designing with this device, ensure proper decoupling of the 1.8-V core and 3.3-V I/O supplies, and follow the recommended layout for the LQFP package to minimize noise and thermal issues. The JTAG interface should be brought out for debugging and firmware updates.
Alternativas drop-in para TMS320F2808PZA — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com TMS320F2808PZA (mesmo formato e footprint) — diferindo em Flash Memory, Package, Core, Operating Temperature, PWM Channels.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
TMS320F2808PZQ
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
TMS320F2806PZA
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
TMS320F2801PZA
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
TMS320F2809PZA
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
TMS320F28335PZA
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
TMS320F2808PZA Classificações máximas e características elétricas
| Core | C28x fixed-point |
| Architecture | 32-bit |
| Clock Speed | 100 MHz |
| Cycle Time | 10 ns |
| Flash Memory | 128 KB (64K x 16) |
| I/O Pins | 35 |
| PWM Channels | 12 |
| ADC | 12-bit, dual sample-and-hold |
| Communication Interfaces | ECAN, I2C, SCI, SPI |
| Core Supply Voltage | 1.8 V |
| I/O Supply Voltage | 3.3 V |
| Flash Voltage | 3.3 V |
| Encapsulamento | 100-LQFP (PZ) 14x14 mm |
| Faixa de temperatura de operação | -40°C to 85°C |
| Security | 128-bit security key/lock |
| JTAG | Boundary scan support |
| RoHS | Compliant |
Configuração de pinos do TMS320F2808PZA
| Pino 1 | VDD — Core power supply (1.8V) |
| Pino 2 | VSS — Ground |
| Pino 3 | GPIO0 — General purpose I/O |
| Pino 4 | GPIO1 — General purpose I/O |
| Pino 5 | GPIO2 — General purpose I/O |
| Pino 6 | GPIO3 — General purpose I/O |
| Pino 7 | GPIO4 — General purpose I/O |
| Pino 8 | GPIO5 — General purpose I/O |
| Pino 9 | GPIO6 — General purpose I/O |
| Pino 10 | GPIO7 — General purpose I/O |
| Pino 11 | VDDIO — I/O power supply (3.3V) |
| Pino 12 | VSS — Ground |
| Pino 13 | GPIO8 — General purpose I/O |
| Pino 14 | GPIO9 — General purpose I/O |
| Pino 15 | GPIO10 — General purpose I/O |
| Pino 16 | GPIO11 — General purpose I/O |
| Pino 17 | GPIO12 — General purpose I/O |
| Pino 18 | GPIO13 — General purpose I/O |
| Pino 19 | GPIO14 — General purpose I/O |
| Pino 20 | GPIO15 — General purpose I/O |
| Pino 21 | VDD — Core power supply (1.8V) |
| Pino 22 | VSS — Ground |
| Pino 23 | GPIO16 — General purpose I/O |
| Pino 24 | GPIO17 — General purpose I/O |
| Pino 25 | GPIO18 — General purpose I/O |
| Pino 26 | GPIO19 — General purpose I/O |
| Pino 27 | GPIO20 — General purpose I/O |
| Pino 28 | GPIO21 — General purpose I/O |
| Pino 29 | GPIO22 — General purpose I/O |
| Pino 30 | GPIO23 — General purpose I/O |
| Pino 31 | VDDIO — I/O power supply (3.3V) |
| Pino 32 | VSS — Ground |
| Pino 33 | GPIO24 — General purpose I/O |
| Pino 34 | GPIO25 — General purpose I/O |
| Pino 35 | GPIO26 — General purpose I/O |
| Pino 36 | GPIO27 — General purpose I/O |
| Pino 37 | GPIO28 — General purpose I/O |
| Pino 38 | GPIO29 — General purpose I/O |
| Pino 39 | GPIO30 — General purpose I/O |
| Pino 40 | GPIO31 — General purpose I/O |
| Pino 41 | VDD — Core power supply (1.8V) |
| Pino 42 | VSS — Ground |
| Pino 43 | GPIO32 — General purpose I/O |
| Pino 44 | GPIO33 — General purpose I/O |
| Pino 45 | GPIO34 — General purpose I/O |
| Pino 46 | GPIO35 — General purpose I/O |
| Pino 47 | GPIO36 — General purpose I/O |
| Pino 48 | GPIO37 — General purpose I/O |
| Pino 49 | GPIO38 — General purpose I/O |
| Pino 50 | GPIO39 — General purpose I/O |
| Pino 51 | VDDIO — I/O power supply (3.3V) |
| Pino 52 | VSS — Ground |
| Pino 53 | GPIO40 — General purpose I/O |
| Pino 54 | GPIO41 — General purpose I/O |
| Pino 55 | GPIO42 — General purpose I/O |
| Pino 56 | GPIO43 — General purpose I/O |
| Pino 57 | GPIO44 — General purpose I/O |
| Pino 58 | GPIO45 — General purpose I/O |
| Pino 59 | GPIO46 — General purpose I/O |
| Pino 60 | GPIO47 — General purpose I/O |
| Pino 61 | VDD — Core power supply (1.8V) |
| Pino 62 | VSS — Ground |
| Pino 63 | GPIO48 — General purpose I/O |
| Pino 64 | GPIO49 — General purpose I/O |
| Pino 65 | GPIO50 — General purpose I/O |
| Pino 66 | GPIO51 — General purpose I/O |
| Pino 67 | GPIO52 — General purpose I/O |
| Pino 68 | GPIO53 — General purpose I/O |
| Pino 69 | GPIO54 — General purpose I/O |
| Pino 70 | GPIO55 — General purpose I/O |
| Pino 71 | VDDIO — I/O power supply (3.3V) |
| Pino 72 | VSS — Ground |
| Pino 73 | GPIO56 — General purpose I/O |
| Pino 74 | GPIO57 — General purpose I/O |
| Pino 75 | GPIO58 — General purpose I/O |
| Pino 76 | GPIO59 — General purpose I/O |
| Pino 77 | GPIO60 — General purpose I/O |
| Pino 78 | GPIO61 — General purpose I/O |
| Pino 79 | GPIO62 — General purpose I/O |
| Pino 80 | GPIO63 — General purpose I/O |
| Pino 81 | VDD — Core power supply (1.8V) |
| Pino 82 | VSS — Ground |
| Pino 83 | GPIO64 — General purpose I/O |
| Pino 84 | GPIO65 — General purpose I/O |
| Pino 85 | GPIO66 — General purpose I/O |
| Pino 86 | GPIO67 — General purpose I/O |
| Pino 87 | GPIO68 — General purpose I/O |
| Pino 88 | GPIO69 — General purpose I/O |
| Pino 89 | GPIO70 — General purpose I/O |
| Pino 90 | GPIO71 — General purpose I/O |
| Pino 91 | VDDIO — I/O power supply (3.3V) |
| Pino 92 | VSS — Ground |
| Pino 93 | GPIO72 — General purpose I/O |
| Pino 94 | GPIO73 — General purpose I/O |
| Pino 95 | GPIO74 — General purpose I/O |
| Pino 96 | GPIO75 — General purpose I/O |
| Pino 97 | GPIO76 — General purpose I/O |
| Pino 98 | GPIO77 — General purpose I/O |
| Pino 99 | GPIO78 — General purpose I/O |
| Pino 100 | GPIO79 — General purpose I/O |
Aplicações típicas
TMS320F2808PZA é adequado para 6 aplicaçãos: Industrial Motor Drives, Digital Power Supplies, Solar Inverters, Electric Vehicle Charging Systems, Servo Control, Renewable Energy Systems.
Industrial Motor Drives
The TMS320F2808PZA is ideal for industrial motor drives due to its 12 PWM channels with dead-band generation and trip zones, 12-bit ADC with dual sample-and-hold, and 100 MHz C28x core. These features enable precise and fast control loops for AC induction, BLDC, and stepper motors. The device's high-speed processing ensures smooth and efficient motor operation, reducing torque ripple and improving energy efficiency. With its robust security features and wide operating temperature range, it is suitable for harsh industrial environments.
Recomendado
Digital Power Supplies
The TMS320F2808PZA excels in digital power supply applications, such as server power supplies and telecom rectifiers, due to its high-speed ADC and PWM modules. The 12-bit ADC with dual sample-and-hold allows simultaneous voltage and current sensing, enabling precise digital control loops. The PWM modules support dead-band generation and trip zones, essential for synchronous rectification and protection. The 100 MHz C28x core ensures fast loop response, improving transient performance and efficiency. Its integrated communication interfaces (ECAN, I2C, SCI, SPI) facilitate system monitoring and control.
Recomendado
Solar Inverters
The TMS320F2808PZA is well-suited for solar inverters, where it manages maximum power point tracking (MPPT) and grid synchronization. Its 12 PWM channels can generate high-frequency switching signals for DC-DC converters and inverters. The 12-bit ADC with dual sample-and-hold enables accurate voltage and current sensing for MPPT algorithms. The 100 MHz C28x core provides the computational power needed for complex control algorithms, ensuring maximum energy harvest and grid compliance. The device's robust security features protect firmware from unauthorized access.
Recomendado
Electric Vehicle Charging Systems
The TMS320F2808PZA is used in electric vehicle (EV) charging systems for power conversion and communication. Its high-speed PWM and ADC enable efficient AC-DC and DC-DC conversion, while the ECAN interface supports communication with the vehicle's battery management system. The 100 MHz C28x core handles complex control algorithms for power factor correction and voltage regulation. The device's wide operating temperature range and robust security features make it suitable for automotive-grade applications. Its integrated communication interfaces facilitate compliance with charging standards.
Recomendado
Servo Control
The TMS320F2808PZA is ideal for servo control applications, such as robotics and CNC machines, due to its high-speed PWM and ADC. The 12 PWM channels can generate precise control signals for servo motors, while the 12-bit ADC with dual sample-and-hold enables accurate position and current feedback. The 100 MHz C28x core ensures fast and deterministic execution of control algorithms, minimizing latency and improving accuracy. The device's integrated communication interfaces allow for easy integration with host controllers and sensors.
Recomendado
Renewable Energy Systems
The TMS320F2808PZA is used in renewable energy systems, such as wind turbines and energy storage systems, for power conversion and control. Its high-speed PWM and ADC enable efficient power conversion, while the 100 MHz C28x core handles complex control algorithms for grid synchronization and power quality. The device's robust security features protect firmware from unauthorized access, ensuring reliable operation. Its wide operating temperature range makes it suitable for outdoor installations. The integrated communication interfaces facilitate system monitoring and remote control.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para TMS320F2808PZA — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | TMS320F2808PZQ | TMS320F2806PZA | TMS320F2801PZA | TMS320F2809PZA | TMS320F28335PZA |
|---|---|---|---|---|---|---|
| Package | 100-LQFP (PZ) | 100-LQFP (PZ) | 100-LQFP (PZ) | 100-LQFP (PZ) | 100-LQFP (PZ) | 100-LQFP (PZ) |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Core | C28x fixed-point | C28x fixed-point | C28x fixed-point | C28x fixed-point | C28x fixed-point | C28x floating-point |
| Clock Speed | 100 MHz | 100 MHz | 80 MHz | 60 MHz | 100 MHz | 150 MHz |
| Flash Memory | 128 KB | 128 KB | 64 KB | 32 KB | 256 KB | 512 KB |
| PWM Channels | 12 | 12 | 8 | 4 | 16 | 18 |
| ADC Resolution | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit |
| Operating Temperature Range | -40 to 85°C | -40 to 125°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
Principais diferenciais
- Higher clock speed and more flash than lower-tier C2000 parts (vs TMS320F2806PZA)
- Wider operating temperature range option (vs TMS320F2808PZQ)
- Fixed-point core optimized for real-time control (vs TMS320F28335PZA)
Notas de projeto
The TMS320F2808PZA requires separate power supplies for core (1.8V) and I/O (3.3V). Use low-dropout regulators (LDOs) with low noise and good transient response. Place decoupling capacitors (100nF and 10uF) close to each VDD and VDDIO pin. Ensure the core supply ramps up before or simultaneously with the I/O supply to avoid latch-up. Refer to the datasheet for power sequencing requirements.
For the 100-pin LQFP package, ensure proper PCB layout with a solid ground plane and adequate thermal relief. Use a 4-layer board with dedicated power and ground planes to minimize noise. Place the crystal oscillator and JTAG connector close to the MCU, with short traces. Follow the manufacturer's recommended footprint and stencil design for reliable soldering.
A common pitfall is neglecting the JTAG interface during layout. Always bring out the JTAG pins (TMS, TCK, TDI, TDO) to a standard header for debugging and firmware updates. Also, ensure the 128-bit security key/lock is properly configured to avoid locking yourself out. Use the watchdog timer to prevent system hangs, and verify the ADC reference voltage for accurate conversions.
Informações de conformidade
RoHS compliant per TI product page. Not AEC-Q100 qualified; choose TMS320F2808PZQ for automotive grade.
