TMS320F2808PZQ

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TMS320F2808PZQ

IC MCU 32BIT 128KB FLASH 100LQFP

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Spécifications

Supplier Texas Instruments
Package Tray
Series Automotive, AEC-Q100, C2000™ C28x Fixed-Point
ProductStatus Active
CoreProcessor C28x
CoreSize 32-Bit Single-Core
Speed 100MHz
Connectivity CANbus, I²C, SCI, SPI, UART/USART
Peripherals POR, PWM, WDT
NumberofI/O 35
ProgramMemorySize 128KB (64K x 16)
ProgramMemoryType FLASH
RAMSize 18K x 16
Voltage-Supply(Vcc/Vdd) 1.71V ~ 1.89V
DataConverters A/D 16x12b
OscillatorType Internal
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case 100-LQFP

Vue d'ensemble

Description

The TMS320F2808PZQ is TI’s TMS320 C2000 family 32‑bit fixed‑point digital signal controller (DSC) aimed at real‑time motor control and digital power applications. It uses a 32‑bit C28x CPU with a dedicated Control Law Accelerator (CLA) for fast, deterministic control tasks. Peripherals include multiple ePWM modules for motor drives, eCAP/eQEP for encoder capture, high‑speed ADCs, and common interfaces (SCI/UART, SPI, I2C). It has on‑chip flash and RAM, DMA, timers, and watchdogs for reliable real‑time operation. The PZQ suffix denotes a specific TI package/temperature grade. Typical uses are brushless DC and PMSM motor drives, servo systems, and digital power electronics (dc‑dc/dc‑ac converters). Development is via Code Composer Studio with the C2000Ware libraries and examples; TI also provides evaluation kits. Key considerations for beginners: understand the clock/PLL setup, memory map, CLA usage alongside the C28x core, and peripheral configuration (PWM, ADC, and encoders) for deterministic control.

Features

Key features of TMS320F2808PZQ (C2000 32-bit DSP MCU):
- 32-bit C28x core, up to 60 MHz clock (≈60 MIPS).
- On-chip memory: flash for program/data and RAM for volatile data (in-system programming/boot).
- 12-bit ADC, typically 8-channel, up to ~1 MSPS.
- PWM: 6-channel enhanced PWM (ePWM) with dead-band and high-resolution time-base; trip/fault protection.
- Encoder interface: eQEP for high-resolution quadrature encoder input.
- Timers and capture/compare units for real-time control.
- Serial communications: SCI/UART, SPI, I2C; optional McBSP for high-speed digital audio/data.
- DMA/EDMA controller for high-speed transfers with minimal CPU load.
- Low-power modes and watchdog timer.
- Package: 100-pin LQFP (PZQ), 3.3V operation, industrial temp range (typical -40°C to 85°C).
- Debug/emulation: on-chip debugging; JTAG/BDM support; in-system programming.
Note: Exact memory sizes and peripheral counts can vary by device revision; verify with the specific datasheet for F2808PZQ.

Package

Plastic Quad Flat Pack (QFP) – specifically a 100‑pin LQFP package.

Pinout

- Pin count: 100-pin LQFP (package code PZQ)
- Function: TI TMS320F2808PZQ is a 32-bit fixed-point C28x DSP microcontroller (C2000 family) used for motor control and DSP tasks, featuring on-chip flash RAM and peripherals such as ADCs, PWMs, timers, SCI/SPI/I2C, and GPIO.

Manufacturer

- Manufacturer: Texas Instruments (TI).
- What kind of company: An American multinational technology company that designs and manufactures semiconductors and related software; known for embedded processors, analog and digital signal processing products.

Application

- Motor control: BLDC/PMSM/stepper/servo drives with high-speed PWM and fast ADCs
- Power electronics: motor drives, inverters, AC/DC/DC-DC converters, PFC
- Digital power supplies and switching regulators
- Industrial automation and robotics: real-time closed-loop control and motion control
- Renewable energy: solar inverters, energy-management controllers
- Automotive and embedded control tasks requiring fast real-time DSP

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