www.德州仪器.com
TMS320VC5402A
fixed-pointdigitalsignalprocessor
SPRS015E–SEPTEMBER2001–REVISEDJANUARY2005
3.17interrupts....................................................................................................................52
4Support
.............................................................................................................................
53
4.1documentationsupport...................................................................................................53
4.2deviceanddevelopment-supporttoolnomenclature................................................................54
5Specifications
....................................................................................................................
55
5.1absolutemaximumratings...............................................................................................55
5.2recommendedoperatingconditions...................................................................................55
5.3electricalcharacteristicsoverrecommendedoperatingcasetemperature
范围(unlessotherwisenoted)........................................................................................56
5.3.1testloadcircuit...........................................................................................................56
5.3.2timingparametersymbology............................................................................................57
5.3.3internaloscillatorwithexternalcrystal.................................................................................58
5.3.4clockoptions...............................................................................................................59
5.3.4.1divide-用-twoanddivide-用-fourclockoptions........................................................59
5.3.4.2multiply-用-nclockoption(pllenabled).................................................................61
5.3.5memoryandparalleli/ointerfacetiming..............................................................................62
5.3.5.1memoryread..................................................................................................62
5.3.5.2memorywrite..................................................................................................65
5.3.5.3i/oread........................................................................................................67
5.3.5.4i/owrite........................................................................................................69
5.3.6readytimingforexternallygeneratedwaitstates..................................................................70
5.3.7holdandholdatimings...............................................................................................73
5.3.8reset,bio,中断,andmp/mctimings.............................................................................74
5.3.9instructionacquisition(iaq)andinterruptacknowledge(iack)timings..........................................76
5.3.10externalflag(xf)andtouttimings................................................................................77
5.3.11multichannelbufferedserialport(mcbsp)定时..................................................................78
5.3.11.1mcbsptransmitandreceivetimings...................................................................78
5.3.11.2mcbspgeneral-purposei/otiming......................................................................81
5.3.11.3mcbspasspimasterorslavetiming....................................................................82
5.3.12host-portinterfacetiming...............................................................................................86
5.3.12.1hpi8mode.....................................................................................................86
5.3.12.2hpi16mode...................................................................................................90
6MechanicalData
.................................................................................................................
93
6.1packagethermalresistancecharacteristics..........................................................................93
4
内容