TMS320F28021PTS

Piccolo微处理器 Piccolo Microcontrollers

Description

The F2802x Piccolo™ family of microcontrollers provides the power of the C28x core coupled with highly

integrated control peripherals in low pin-count devices. This family is code-compatible with previous C28x based code, and also provides a high level of analog integration.

 Features

• High-Efficiency 32-Bit CPU TMS320C28x

– 60 MHz 16.67-ns Cycle Time

– 50 MHz 20-ns Cycle Time

– 40 MHz 25-ns Cycle Time

– 16 × 16 and 32 × 32 MAC Operations

– 16 × 16 Dual MAC

– Harvard Bus Architecture

– Atomic Operations

– Fast Interrupt Response and Processing

– Unified Memory Programming Model

– Code-Efficient in C/C++ and Assembly

• Endianness: Little Endian

• Low Cost for Both Device and System:

– Single 3.3-V Supply

– No Power Sequencing Requirement

– Integrated Power-on and Brown-out Resets

– Small Packaging, as Low as 38-Pin Available

– Low Power

– No Analog Support Pins

• Clocking:

– Two Internal Zero-Pin Oscillators

– On-Chip Crystal Oscillator and External Clock Input

– Watchdog Timer Module

– Missing Clock Detection Circuitry

• Up to 22 Individually Programmable, Multiplexed GPIO Pins With Input Filtering

• Peripheral Interrupt Expansion PIE Block That Supports All Peripheral Interrupts

• Three 32-Bit CPU Timers

• Independent 16-Bit Timer in Each Enhanced Pulse Width Modulator ePWM

• On-Chip Memory

– Flash, SARAM, OTP, Boot ROM Available

• Code-Security Module

• 128-Bit Security Key and Lock

– Protects Secure Memory Blocks

– Prevents Firmware Reverse Engineering

• Serial Port Peripherals

– One Serial Communications Interface SCI Universal Asynchronous Receiver/Transmitter UART Module

– One Serial Peripheral Interface SPI Module

– One Inter-Integrated-Circuit I2C Module

• Enhanced Control Peripherals

– ePWM

– High-Resolution PWM HRPWM

– Enhanced Capture eCAP Module

– Analog-to-Digital Converter ADC

– On-Chip Temperature Sensor

– Comparator

• Advanced Emulation Features

– Analysis and Breakpoint Functions

– Real-Time Debug Through Hardware

• 2802x, 2802xx Packages

– 38-Pin DA Thin Shrink Small-Outline Package TSSOP

– 48-Pin PT Low-Profile Quad Flatpack LQFP

Applications

• White Goods

• Switch Mode Power Supplies SMPSs

• DC-DC Multiple-Output Power Supplies

• Solar Micro Inverters and Converters

• LED Lighting

• Power Factor Correction

• Sewing and Textile Machines

• eBikes