TMS320F2809_16 Datasheet, PDF (3/147 Pages) Texas Instruments – Digital Signal Processors

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TMS320F2809, TMS320F2808, TMS320F2806
TMS320F2802, TMS320F2801, TMS320C2802
TMS320C2801, TMS320F28016, TMS320F28015
SPRS230N – OCTOBER 2003 – REVISED MAY 2012
4.8 Serial Communications Interface (SCI) Modules (SCI-A, SCI-B) ................................................... 72
4.9 Serial Peripheral Interface (SPI) Modules (SPI-A, SPI-B, SPI-C, SPI-D) .......................................... 75
4.10 Inter-Integrated Circuit (I2C) ............................................................................................. 79
4.11 GPIO MUX ................................................................................................................. 81
5 Device Support ................................................................................................................. 85
5.1 Device and Development Support Tool Nomenclature ............................................................... 85
5.2 Documentation Support .................................................................................................. 87
5.3 Community Resources .................................................................................................... 92
6 Electrical Specifications ..................................................................................................... 93
6.1 Absolute Maximum Ratings .............................................................................................. 93
6.2 Recommended Operating Conditions .................................................................................. 94
6.3 Electrical Characteristics ................................................................................................. 94
6.4 Current Consumption ..................................................................................................... 95
6.4.1 Reducing Current Consumption .............................................................................. 99
6.4.2 Current Consumption Graphs ............................................................................... 100
6.5 Emulator Connection Without Signal Buffering for the DSP ....................................................... 102
6.6 Timing Parameter Symbology .......................................................................................... 103
6.6.1 General Notes on Timing Parameters ...................................................................... 103
6.6.2 Test Load Circuit .............................................................................................. 103
6.6.3 Device Clock Table ........................................................................................... 104
6.7 Clock Requirements and Characteristics ............................................................................. 105
6.8 Power Sequencing ....................................................................................................... 106
6.8.1 Power Management and Supervisory Circuit Solutions .................................................. 106
6.9 General-Purpose Input/Output (GPIO) ................................................................................ 109
6.9.1 GPIO - Output Timing ........................................................................................ 109
6.9.2 GPIO - Input Timing .......................................................................................... 110
6.9.3 Sampling Window Width for Input Signals ................................................................. 111
6.9.4 Low-Power Mode Wakeup Timing .......................................................................... 112
6.10 Enhanced Control Peripherals ......................................................................................... 115
6.10.1 Enhanced Pulse Width Modulator (ePWM) Timing ....................................................... 115
6.10.2 Trip-Zone Input Timing ....................................................................................... 115
6.10.3 External Interrupt Timing ..................................................................................... 117
6.10.4 I2C Electrical Specification and Timing .................................................................... 118
6.10.5 Serial Peripheral Interface (SPI) Master Mode Timing ................................................... 118
6.10.6 SPI Slave Mode Timing ...................................................................................... 123
6.10.7 On-Chip Analog-to-Digital Converter ....................................................................... 125
6.10.7.1 ADC Power-Up Control Bit Timing ............................................................. 126
6.10.7.2 Definitions ......................................................................................... 127
6.10.7.3 Sequential Sampling Mode (Single-Channel) (SMODE = 0) ............................... 128
6.10.7.4 Simultaneous Sampling Mode (Dual-Channel) (SMODE = 1) .............................. 129
6.11 Detailed Descriptions .................................................................................................... 130
6.12 Flash Timing .............................................................................................................. 131
6.13 ROM Timing (C280x only) .............................................................................................. 133
7 Migrating From F280x Devices to C280x Devices ................................................................. 134
7.1 Migration Issues .......................................................................................................... 134
8 Revision History .............................................................................................................. 135
9 Mechanical Data .............................................................................................................. 136
Copyright © 2003–2012, Texas Instruments Incorporated
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