TMS320R2812 - 具有 RAM 的 32 位数字信号控制器

TMS320R2812是TI德州仪器公司的一款实时控制产品，TMS320R2812是具有 RAM 的 32 位数字信号控制器，本站介绍了TMS320R2812的封装应用图解、特点和优点、功能等，并给出了与TMS320R2812相关的TI元器件型号供参考。

TMS320R2812 - 具有 RAM 的 32 位数字信号控制器 - 实时控制 - 高性能MCU - 德州仪器

产品描述

The TMS320R2811 and TMS320R2812 devices, members of the TMS320C28x™ DSP generation, are highly integrated, high-performance solutions for demanding control applications. The functional blocks and the memory maps are described in Section 3, Functional Overview.

Throughout this document, TMS320R2811 and TMS320R2812 are abbreviated as R2811 and R2812, respectively.

产品特性

High-Performance Static CMOS Technology
- 150 MHz (6.67-ns Cycle Time)
- Low-Power (1.8-V Core @135 MHz, 1.9-V Core @150 MHz, 3.3-V I/O) Design
JTAG Boundary Scan Support
High-Performance 32-Bit CPU (TMS320C28x)
- 16 x 16 and 32 x 32 MAC Operations
- 16 x 16 Dual MAC
- Harvard Bus Architecture
- Atomic Operations
- Fast Interrupt Response and Processing
- Unified Memory Programming Model
- 4M Linear Program/Data Address Reach
- Code-Efficient (in C/C++ and Assembly)
- Code and Pin Compatible to F2810, F2811, and F2812 devices
- TMS320F24x/LF240x Processor Source Code Compatible
On-Chip Memory
- 20K x 16 Total Single-Access RAM (SARAM)
  - L0 and L1: 2 Blocks of 4K x 16 Each SARAM
  - L2 and L3: 2 Blocks of 1K X 16 SARAM
  - H0: 1 Block of 8K x 16 SARAM
  - M0 and M1: 2 Blocks of 1K x 16 Each SARAM
SPI, SCI, and GPIO Boot Loader Modes to Support Loading Code From Off-chip Sources to On-chip RAM. SPI Boot Mode Supports Loading From an External Serial EEPROM.
Boot ROM (4K x 16)
- With Software Boot Modes
- Standard Math Tables
External Interface (2812)
- 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
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
- Enhanced Controller Area Network (eCAN)
- Multichannel Buffered Serial Port (McBSP)
12-Bit ADC, 16 Channels
- 2 x 8 Channel Input Multiplexer
- Two Sample-and-Hold
- Single/Simultaneous Conversions
- Fast Conversion Rate: 80 ns/12.5 MSPS
Up to 56 General Purpose I/O (GPIO) Pins
Advanced Emulation Features
- Analysis and Breakpoint Functions
- Real-Time Debug via Hardware
Development Tools Include
- ANSI C/C++ Compiler/Assembler/Linker
- Code Composer Studio™ IDE
- DSP/BIOS™
- JTAG Scan Controllers
Low-Power Modes and Power Savings
- IDLE, STANDBY, HALT Modes Supported
- Disable Individual Peripheral Clocks
Package Options
- 179-Ball MicroStar BGA™ With External Memory Interface (GHH), (ZHH) (2812)
- 176-Pin Low-Profile Quad Flatpack (LQFP) With External Memory Interface (PGF) (2812)
- 128-Pin LQFP Without External Memory Interface (PBK) (2811)
Temperature Options:
- A: –40°C to 85°C (GHH, ZHH, PGF, PBK)
- S: –40°C to 125°C (GHH, ZHH, PGF, PBK)
- Q: -40°C to 125°C (PGF, PBK)

TMS320C24x, Code Composer Studio, DSP/BIOS, and MicroStar BGA are trademarks of Texas Instruments. IEEE Standard 1149.1-1990, IEEE Standard Test-Access Port TMS320C28x is a trademark of Texas Instruments. All trademarks are the property of their respective owners.

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