56855 Overview
Key Specifications
Package: Radial
Mount Type: Through Hole
Pins: 2
Height: 21.5 mm
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 6 VDDIO 10 VDD 4 VSSIO 10 VSS VDDA 4 VSSA JTAG/ Enhanced OnCE Program Controller and Hardware Looping Unit Address Generation Unit 16-Bit DSP56800E Core Data ALU 16 x 16 + 36 → 36-Bit MAC Three 16-bit Input Registers Four 36-bit Accumulators Bit Manipulation Unit PAB PDB CDBR CDBW Memory Program Memory 24,576 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-GPIOA3[3:0] Bus Control External Address Bus Switch External Data Bus Switch External Bus Interface Unit 2 SCI ESSI0 or or GPIOE GPIOC IPRDB IPAB DMA Requests IPBus CLK POR 3 CLKO MODEA-C or (GPIOH0-H2) RSTO RESET System COP/TOD CLK Integration Module Quad Timer or GPIOG Interrupt Controller COP/ Watchdog Time of Day Clock Generator OSC PLL EXTAL XTAL 4 6 IRQA IRQB 56855 56855 Technical Data, Rev. Semiconductor 3 Part 1 Overview 1.1 56855 Features 1.1.1 - - - - - - - - - - - - - - - - Core Efficient 16-bit engine with dual Harvard architect.
Key Features
- Core Efficient 16-bit engine with dual Harvard architect
