TMS320F2812ZHHQ

数字信号处理器 Digital Signal Processors

Introduction

This section provides a summary of each device’s features, lists the pin assignments, and describes the function of each pin. This document also provides detailed descriptions of peripherals, electrical specifications, parameter measurement information, and mechanical data about the available packaging.

Description

The TMS320F2810, TMS320F2811, TMS320F2812, TMS320C2810, TMS320C2811, and TMS320C2812 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, TMS320F2810, TMS320F2811, and TMS320F2812 are abbreviated as F2810, F2811, and F2812, respectively. F281x denotes all three Flash devices. TMS320C2810, TMS320C2811, and TMS320C2812 are abbreviated as C2810, C2811, and C2812, respectively. C281x denotes all three ROM devices. 2810 denotes both F2810 and C2810 devices; 2811 denotes both F2811 and C2811 devices; and 2812 denotes both F2812 and C2812 devices.

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

• JTAG Boundary Scan Support 1

• 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

   – TMS320F24x/LF240x Processor Source Code Compatible

• On-Chip Memory

   – Flash Devices: Up to 128K x 16 Flash Four 8K x 16 and Six 16K x 16 Sectors

   – ROM Devices: Up to 128K x 16 ROM

   – 1K x 16 OTP ROM

   – L0 and L1: 2 Blocks of 4K x 16 Each Single

   - Access RAM SARAM

   – H0: 1 Block of 8K x 16 SARAM

   – M0 and M1: 2 Blocks of 1K x 16 Each SARAM

• Boot ROM 4K x 16

   – With Software Boot Modes

   – Standard Math Tables

• External Interface 2812

   – Over 1M x 16 Total Memory

   – Programmable Wait States

   – Programmable Read/Write Strobe Timing

   – Three Individual Chip Selects

• Endianness: Little Endian

• 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

• 128-Bit Security Key/Lock

   – Protects Flash/ROM/OTP and L0/L1 SARAM

   – Prevents Firmware Reverse-Engineering

• 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 Controllers1

• 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 2810, 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 [Q100 Qualification]