TMS320F2808, TMS320F2806
TMS320F2801, UCD9501
Digital Signal Processors
www.ti.com
SPRS230F–OCTOBER 2003–REVISED SEPTEMBER 2005
List of Figures
2-1
TMS320F2808 100-Pin PZ LQFP (Top View)................................................................................. 13
2-2
TMS320F2806 100-Pin PZ LQFP (Top View)................................................................................. 14
TMS320F2801/UCD9501 100-Pin PZ LQFP (Top View) .................................................................... 15
TMS320F280x 100-Ball GGM and ZGM MicroStar™ BGA (Bottom View) ............................................... 16
Functional Block Diagram........................................................................................................ 22
F2808 Memory Map .............................................................................................................. 23
F2806 Memory Map .............................................................................................................. 24
F2801/9501 Memory Map........................................................................................................ 25
External and PIE Interrupt Sources............................................................................................. 37
Multiplexing of Interrupts Using the PIE Block ................................................................................ 38
Clock and Reset Domains ....................................................................................................... 40
OSC and PLL Block Diagram ................................................................................................... 41
Using a 3.3-V External Oscillator ............................................................................................... 42
Using a 1.8-V External Oscillator ............................................................................................... 42
Using the Internal Oscillator ..................................................................................................... 42
Watchdog Module................................................................................................................. 44
CPU-Timers........................................................................................................................ 46
CPU-Timer Interrupt Signals and Output Signal .............................................................................. 47
Multiple PWM Modules in a 280x System ..................................................................................... 48
ePWM Sub-modules Showing Critical Internal Signal Interconects ........................................................ 50
eCAP Functional Block Diagram................................................................................................ 51
eQEP Functional Block Diagram................................................................................................ 53
Block Diagram of the ADC Module ............................................................................................. 56
ADC Pin Connections With Internal Reference ............................................................................... 57
ADC Pin Connections With External Reference .............................................................................. 58
eCAN Block Diagram and Interface Circuit .................................................................................... 61
eCAN-A Memory Map ............................................................................................................ 62
eCAN-B Memory Map ............................................................................................................ 63
Serial Communications Interface (SCI) Module Block Diagram ............................................................ 67
SPI Module Block Diagram (Slave Mode) ..................................................................................... 71
I2C Peripheral Module Interfaces ............................................................................................... 73
GPIO MUX Block Diagram....................................................................................................... 74
Qualification Using Sampling Window.......................................................................................... 77
Example of TMS320x280x Device Nomenclature ............................................................................ 79
Example of UCD Device Nomenclature........................................................................................ 79
Typical Operational Current Versus Frequency (F2808) .................................................................... 86
Typical Operational Power Versus Frequency (F2808)...................................................................... 87
3.3-V Test Load Circuit........................................................................................................... 88
Clock Timing ....................................................................................................................... 90
2-3
2-4
3-1
3-2
3-3
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3-5
3-6
3-7
3-8
3-9
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3-12
4-1
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4-13
4-14
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4-17
5-1
5-2
6-1
6-2
6-3
6-4
4
List of Figures
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