Datasheet

TMS320F28335, TMS320F28334, TMS320F28332
TMS320F28235, TMS320F28234, TMS320F28232
www.ti.com SPRS439M –JUNE 2007–REVISED AUGUST 2012
List of Figures
2-1 F2833x, F2823x 176-Pin PGF/PTP LQFP (Top View) ...................................................................... 14
2-2 F2833x, F2823x 179-Ball ZHH MicroStar BGA™ (Upper Left Quadrant) (Bottom View) .............................. 16
2-3 F2833x, F2823x 179-Ball ZHH MicroStar BGA™ (Upper Right Quadrant) (Bottom View)............................. 17
2-4 F2833x, F2823x 179-Ball ZHH MicroStar BGA™ (Lower Left Quadrant) (Bottom View) .............................. 18
2-5 F2833x, F2823x 179-Ball ZHH MicroStar BGA ™(Lower Right Quadrant) (Bottom View)............................. 19
2-6 F2833x, F2823x 176-Ball ZJZ Plastic BGA (Upper Left Quadrant) (Bottom View)...................................... 20
2-7 F2833x, F2823x 176-Ball ZJZ Plastic BGA (Upper Right Quadrant) (Bottom View).................................... 21
2-8 F2833x, F2823x 176-Ball ZJZ Plastic BGA (Lower Left Quadrant) (Bottom View)...................................... 22
2-9 F2833x, F2823x 176-Ball ZJZ Plastic BGA (Lower Right Quadrant) (Bottom View).................................... 22
3-1 Functional Block Diagram ...................................................................................................... 34
3-2 F28335, F28235 Memory Map ................................................................................................. 36
3-3 F28334, F28234 Memory Map ................................................................................................. 37
3-4 F28332, F28232 Memory Map ................................................................................................. 37
3-5 External and PIE Interrupt Sources............................................................................................ 53
3-6 External Interrupts................................................................................................................ 53
3-7 Multiplexing of Interrupts Using the PIE Block ............................................................................... 54
3-8 Clock and Reset Domains ...................................................................................................... 57
3-9 OSC and PLL Block Diagram................................................................................................... 58
3-10 Using a 3.3-V External Oscillator............................................................................................... 59
3-11 Using a 1.9-V External Oscillator............................................................................................... 59
3-12 Using the Internal Oscillator .................................................................................................... 59
3-13 Watchdog Module ................................................................................................................ 62
4-1 DMA Functional Block Diagram ................................................................................................ 65
4-2 CPU-Timers....................................................................................................................... 66
4-3 CPU-Timer Interrupt Signals and Output Signal ............................................................................. 66
4-4 Time-Base Counter Synchronization Scheme 3 ............................................................................. 68
4-5 ePWM Submodules Showing Critical Internal Signal Interconnections ................................................... 71
4-6 eCAP Functional Block Diagram ............................................................................................... 73
4-7 eQEP Functional Block Diagram............................................................................................... 75
4-8 Block Diagram of the ADC Module ............................................................................................ 78
4-9 ADC Pin Connections With Internal Reference .............................................................................. 79
4-10 ADC Pin Connections With External Reference ............................................................................. 80
4-11 McBSP Module .................................................................................................................. 84
4-12 eCAN Block Diagram and Interface Circuit ................................................................................... 87
4-13 eCAN-A Memory Map ........................................................................................................... 88
4-14 eCAN-B Memory Map ........................................................................................................... 89
4-15 Serial Communications Interface (SCI) Module Block Diagram............................................................ 94
4-16 SPI Module Block Diagram (Slave Mode) .................................................................................... 97
4-17 I2C Peripheral Module Interfaces .............................................................................................. 98
4-18 GPIO MUX Block Diagram .................................................................................................... 100
4-19 Qualification Using Sampling Window ....................................................................................... 105
4-20 External Interface Block Diagram............................................................................................. 106
4-21 Typical 16-bit Data Bus XINTF Connections................................................................................ 107
4-22 Typical 32-bit Data Bus XINTF Connections................................................................................ 107
5-1 Example of F2833x, F2823x Device Nomenclature........................................................................ 109
6-1 Typical Operational Current Versus Frequency (F28335, F28235, F28334, F28234)................................. 122
6-2 Typical Operational Power Versus Frequency (F28335, F28235, F28334, F28234) .................................. 122
Copyright © 2007–2012, Texas Instruments Incorporated List of Figures 5