Datasheet

TMS320F28027, TMS320F28026, TMS320F28023, TMS320F28022
TMS320F28021, TMS320F28020, TMS320F280200
SPRS523J –NOVEMBER 2008–REVISED OCTOBER 2013 www.ti.com
1 TMS320F2802x, TMS320F2802xx (Piccolo) MCUs 1 4.6 High-Resolution PWM (HRPWM) .................. 66
1.1 Features ............................................. 1 4.7 Enhanced Capture Module (eCAP1) ............... 67
1.2 Applications .......................................... 2 4.8 JTAG Port .......................................... 69
1.3 Description ........................................... 2 4.9 GPIO MUX ......................................... 70
1.4 Functional Block Diagram ........................... 3 5 Device Support ......................................... 75
5.1 Device and Development Support Tool
1.5 Getting Started ....................................... 3
Nomenclature ....................................... 75
Revision History .............................................. 5
5.2 Related Documentation ............................ 77
2 Introduction .............................................. 6
5.3 Community Resources ............................. 78
2.1 Pin Assignments ..................................... 8
6 Electrical Specifications ............................. 79
2.2 Signal Descriptions ................................. 10
6.1 Absolute Maximum Ratings ........................ 79
3 Functional Overview .................................. 15
6.2 Recommended Operating Conditions .............. 79
3.1 Memory Maps ...................................... 15
6.3 Electrical Characteristics ........................... 80
3.2 Brief Descriptions ................................... 23
6.4 Current Consumption ............................... 81
3.3 Register Map ....................................... 31
6.5 Thermal Design Considerations .................... 86
3.4 Device Emulation Registers ........................ 32
6.6 Emulator Connection Without Signal Buffering for
3.5 Interrupts ............................................ 33
the MCU ............................................ 86
3.6 VREG/BOR/POR ................................... 37
6.7 Timing Parameter Symbology ...................... 87
3.7 System Control ..................................... 39
6.8 Clock Requirements and Characteristics ........... 91
3.8 Low-power Modes Block ........................... 47
6.9 Power Sequencing ................................. 92
4 Peripherals .............................................. 48
6.10 General-Purpose Input/Output (GPIO) ............. 94
4.1 Analog Block ........................................ 48
6.11 Enhanced Control Peripherals .................... 101
4.2 Serial Peripheral Interface (SPI) Module ........... 54
6.12 Detailed Descriptions ............................. 119
4.3 Serial Communications Interface (SCI) Module .... 57
6.13 Flash Timing ...................................... 120
4.4 Inter-Integrated Circuit (I
2
C) ........................ 60
7 Thermal/Mechanical Data .......................... 123
4.5 Enhanced PWM Modules (ePWM1/2/3/4) ......... 62
4 Contents Copyright © 2008–2013, Texas Instruments Incorporated
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TMS320F28020 TMS320F280200