描述 Description

The SM320F2812 device, member of the C28xE DSP generation, is a highly integrated, high-performance solution for demanding control applications. The functional blocks and the memory maps are described in Section 3, Functional Overview.

Throughout this document SM320F2812 is abbreviated as F2812.

特性 Features

? High-Performance Static CMOS Technology
? 150 MHz (6.67 ns Cycle Time)
? Low Power (1.8 V Core at 135 MHz, 1.9 V, Core at 150 MHz, 3.3 V I/O) Design
? 3.3 V Flash Voltage

? JTAG Boundary Scan SupportIEEE Standard 1149.1-1990, IEEE Standard Test-Access Port
? High-Performance 32 Bit CPU (TMS320C28x)
? 16 × 16 and 32 x 32 MAC Operations
? 16 × 16 Dual MAC
? Harvard Bus Architecture
? Atomic Operations
? Fast Interrupt Response and Processing
? Unified Memory Programming Model
? 4M Linear Program Address Reach
? 4M Linear Data Address Reach
? Code-Efficient (in C/C++ and Assembly)
? TMS320F24x/LF240x Processor Source Code Compatible

? On-Chip Memory
? Flash Devices: Up to 128K × 16 Flash (Four 8K × 16 and Six 16K × 16 Sectors)
? ROM Devices: Up to 128K × 16 ROM
? 1K × 16 OTP ROM
? L0 and L1: 2 Blocks of 4K × 16 Each Single-Access RAM (SARAM)
? H0: 1 Block of 8K × 16 SARAM
? M0 and M1: 2 Blocks of 1K × 16 Each SARAM

? Boot ROM (4K × 16)
? With Software Boot Modes
? Standard Math Tables

? External Interface
? Up to 1M Total Memory
? Programmable Wait States
? Programmable Read/Write Strobe Timing
? Three Individual Chip Selects

? Clock and System Control
? Dynamic PLL Ratio Changes Supported
? On-Chip Oscillator
? Watchdog Timer Module

? Three External Interrupts
? Peripheral Interrupt Expansion (PIE) Block That Supports 45 Peripheral Interrupts
? 128 Bit Security Key/Lock
? Protects Flash/ROM/OTP and L0/L1 SARAM
? Prevents Firmware Reverse Engineering

? Three 32 Bit CPU Timers
? Motor Control Peripherals
? Two Event Managers (EVA, EVB)
? Compatible to 240xA Devices

? Serial Port Peripherals
? Serial Peripheral Interface (SPI)
? Two Serial Communications Interfaces (SCIs), Standard UART
? Multichannel Buffered Serial Port (McBSP) With SPI Mode

? 12 Bit ADC, 16 Channels
? 2 × 8 Channel Input Multiplexer
? Two Sample-and-Hold
? Single/Simultaneous Conversions
? Fast Conversion Rate: 80 ns/12.5 MSPS

? Up to 56 Individually Programmable, Multiplexed General-Purpose Input / Output (GPIO) Pins
? Advanced Emulation Features
? Analysis and Breakpoint Functions
? Real-Time Debug via Hardware

? Development Tools Include
? ANSI C/C++ Compiler/Assembler/Linker
? Supports TMS320C24x/240x Instructions
? Code Composer Studio IDE
? DSP/BIOS
? JTAG Scan Controllers [Texas Instruments (TI) or Third-Party]
? Evaluation Modules
? Broad Third-Party Digital Motor Control Support

? Low-Power Modes and Power Savings
? IDLE, STANDBY, HALT Modes Supported
? Disable Individual Peripheral Clocks

? APPLICATIONS
? Controlled Baseline
? One Assembly/Test Site
? One Fabrication Site
? Available in Extreme (–55°C/220°C) Temperature Range
? Extended Product Life Cycle
? Extended Product-Change Notification
? Product Traceability
? Texas Instruments high temperature products utilize highly optimized silicon (die) solutions with design and process enhancements to maximize performance over extended temperatures.


Custom temperature ranges available