16-bit Digital Signal Controllers
56858
Data Sheet Technical Data
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56800E 16-bit Digital Signal Controllers
DSP56858 Rev. 6 01/2007
...
Description
56858
Data Sheet Technical Data
www.DataSheet4U.com
56800E 16-bit Digital Signal Controllers
DSP56858 Rev. 6 01/2007
freescale.com
www.DataSheet4U.com
DSP56858 General Description
120 MIPS at 120MHz 40K x 16-bit Program SRAM 24K x 16-bit Data SRAM 1K x 16-bit Boot ROM Access up to 2M words of program memory or 8M data memory Chip Select Logic for glue-less interface to ROM and SRAM Six (6) independent channels of DMA Two (2) Enhanced Synchronous Serial Interfaces (ESSI) Two (2) Serial Communication Interfaces (SCI) Serial Port Interface (SPI) 8-bit Parallel Host Interface General Purpose 16-bit Quad Timer JTAG/Enhanced On-Chip Emulation (OnCE™) for unobtrusive, real-time debugging Computer Operating Properly (COP)/Watchdog Timer Time-of -Day (TOD) 144 LQFP and 144 MAPBGA packages Up to 47 GPIO
6
VDDIO 12
VDD 8
VSSIO 14
VSS VDDA 8
VSSA 2
JTAG/ Enhanced OnCE Program Controller and Hardware Looping Unit Address Generation Unit
16-Bit 56800E Core
Data ALU 16 x 16 + 36 → 36-Bit MAC Three 16-bit Input Registers Four 36-bit Accumulators Bit Manipulation Unit
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PAB PDB CDBR CDBW
Memory
Program Memory 40,960 x 16 SRAM Boot ROM 1024 x 16 ROM Data Memory 24,576 x 16 SRAM
XDB2 XAB1 XAB2 PAB PDB CDBR CDBW
System Bus Control
DMA
6 channel Core CLK
IPBus Bridge (IPBB)
IPWDB
Decoding Peripherals
A0-20 [20:0] D0-D15 [15:0] RD Enable WR Enable CS0-CS3[3:0] or GPIOA0-A3 Bus Control External Address Bus Switch External Dat...
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