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Freescale Semiconductor Technical Data
DSP56303 Rev. 11, 2/2005
DSP56303
24-Bit Digital Signal Processor
16 6 6
3
Triple Timer
HI08
ESSI
SCI
Address Generation
Unit Six-Channel DMA Unit
Bootstrap ROM
Peripheral Expansion Area
EXTAL XTAL
Internal Data Bus Switch
Clock Generator
PLL
Program Interrupt Controller
Program Decode Controller
2
RESET PINIT/NMI
MODA/IRQA MODB/IRQB MODC/IRQC MODD/IRQD
PIO_EB PM_EB XM_EB YM_EB
Memory Expansion Area
PrograM RAM
4096 × 24 bits
(default)
X Data RAM 2048 × 24 bits (default)
Y Data RAM 2048 × 24 bits (default)
YAB XAB PAB DAB
External
18
Address
Bus Switch
Address
24-Bit DSP56300
Core
DDB YDB XDB PDB GDB
External Bus 13
Interface and Inst.
DSP56303 Datasheet
