TMS320F28335PGFA ELECTRONIC INTEGRATED CIRCUITS Digital Signal
Processor and Controller DSP
1Features
1• High-performancestaticCMOStechnology– Up to 150
MHz(6.67-nscycletime)– 1.9-V/1.8-Vcore,3.3-VI/O design•
High-performance32-bitCPU(TMS320C28x)– IEEE754
single-precisionFloating-PointUnit(FPU)(F2833xonly)– 16 × 16 and 32
× 32 MACoperations– 16 × 16 dual MAC– Harvardbus architecture–
Fastinterruptresponseand processing– Unifiedmemoryprogrammingmodel–
Code-efficient(in C/C++and Assembly)• Six-channelDMAcontroller(for
ADC,McBSP,ePWM,XINTF,and SARAM)• 16-bitor
32-bitExternalInterface(XINTF)– Morethan2M × 16 addressreach•
On-chipmemory– F28335,F28333,F28235:256K× 16 flash,34K × 16 SARAM–
F28334,F28234:128K× 16 flash,34K × 16 SARAM– F28332,F28232:64K × 16
flash,26K × 16 SARAM– 1K × 16 OTPROM• BootROM(8K × 16)–
Withsoftwarebootmodes(throughSCI,SPI,CAN,I2C, McBSP,XINTF,and
parallelI/O)– Standardmathtables• Clockand systemcontrol–
On-chiposcillator– Watchdogtimermodule• GPIO0to GPIO63pins can be
connectedto one ofthe eightexternalcoreinterrupts•
PeripheralInterruptExpansion(PIE)blockthatsupportsall 58
peripheralinterrupts• 128-bitsecuritykey/lock–
Protectsflash/OTP/RAMblocks– Preventsfirmwarereverse-engineering
Enhancedcontrolperipherals– Up to 18 PWMoutputs– Up to 6
HRPWMoutputswith 150-psMEPresolution– Up to 6 eventcaptureinputs–
Up to 2 QuadratureEncoderinterfaces– Up to 8 32-bittimers(6 for
eCAPsand 2 for eQEPs)– Up to 9 16-bittimers(6 for ePWMsand 3
XINTCTRs)• Three32-bitCPUtimers• Serialport peripherals– Up to 2
CANmodules– Up to 3 SCI (UART)modules– Up to 2
McBSPmodules(configurableas SPI)– One SPI module– One
Inter-IntegratedCircuit(I2C)bus• 12-bitADC,16 channels–
80-nsconversionrate– 2 × 8 channelinputmultiplexer– Two
sample-and-hold– Single/simultaneousconversions– Internalor
externalreference• Up to 88
individuallyprogrammable,multiplexedGPIOpins with inputfiltering•
JTAGboundaryscansupport–
IEEEStandard1149.1-1990StandardTestAccessPort and
BoundaryScanArchitecture• Advancedemulationfeatures– Analysisand
breakpointfunctions– Real-timedebugusinghardware•
Developmentsupportincludes– ANSIC/C++compiler/assembler/linker–
CodeComposerStudio™ IDE– DSP/BIOS™ and SYS/BIOS–
Digitalmotorcontroland digitalpowersoftwarelibraries•
Low-powermodesand powersavings– IDLE,STANDBY,HALTmodessupported–
Disableindividualperipheralclocks• Endianness:Littleendian
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