Datasheet4U Logo Datasheet4U.com

DSP56855 Datasheet 16-bit Digital Signal Controllers

Manufacturer: Freescale Semiconductor (now NXP Semiconductors)

General Description

• 120 MIPS at 120MHz • 24K 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 words of data memory • Chip Select Logic for glueless interface to ROM and SRAM • Six (6) independent channels of DMA • Enhanced Synchronous Serial Interface (ESSI) • Two (2) Serial Communication Interfaces (SCI) • General Purpose 16-bit Quad Timer with 1 external pin • JTAG/Enhanced On-Chip Emulation (OnCE™) for unobtrusive, real-time debugging • Computer Operating Properly (COP)/Watchdog Timer • Time-of-Day (TOD) • 100 LQFP package • Up to 18 GPIO Memory Program Memory 24,576 x 16 SRAM Boot ROM 1024 x 16 ROM Data Memory 24,576 x 16 SRAM 6 JTAG/ Enhanced OnCE VDDIO 10 VDD 4 VSSIO 10 VSS VDDA 4 VSSA 16-Bit DSP56800E Core Program Controller and Hardware Looping Unit

Overview

56855 Data Sheet Technical Data 56800E 16-bit Digital Signal Controllers DSP56855 Rev.

6 01/2007 freescale.