MC68020FE20E

Ethernet:	--
Base Part Number:	MC68020
Additional Interfaces:	--
Supplier Device Package:	132-CQFP (24x24)
Package / Case:	132-BCQFP
Security Features:	--
Operating Temperature:	0°C ~ 70°C (TA)
Voltage - I/O:	5.0V
USB:	--
SATA:	--
Series:	M680x0
Display & Interface Controllers:	--
Graphics Acceleration:	No
RAM Controllers:	--
Co-Processors/DSP:	--
Speed:	20MHz
Number of Cores/Bus Width:	1 Core, 32-Bit
Core Processor:	68020
Part Status:	Obsolete
Packaging:	Tray

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Application Field and Working Principle of MC68020FE20E

MC68020FE20E is a microprocessor produced by Motorola in the late 1980s. It is a 32-bit integrated circuit and is part of Motorola\'s MC68000 family of embedded microprocessors.

Application

The MC68020FE20E is used in many different types of embedded systems. These include medical and industrial automation, office automation, communications, measuring instruments, vending machines, and consumer electronics. This chip is also used in embedded systems running the popular operating systems such as VxWorks, LynxOS and pSOS, which are specially designed for embedded control applications.

Working Principle

The MC68020FE20E is a highly integrated single-chip microprocessor that provides an efficient, fast interface between the processor and peripherals. It offers a MIPS RISC-based 32-bit central processing unit (CPU). The instruction set is optimized for high throughput and performance. The CPU is designed to execute instructions in a deterministic fashion, providing the you with real-time deterministic performance. It also provides direct support for multicast addressing and supports both 32- and 64-bit word lengths.The memory management unit (MMU) allows for memory mapping and segmentation with support for multiple address spaces and virtual memory addressing. The MMU also includes a cache, which can cache both instruction and data for faster instruction execution.The on-chip instruction cache and data cache are highly efficient in terms of speed and throughput. With both caches enabled, the processor can fetch and store instructions from the local memory faster than using a single cache.The instruction and data buses are capable of delivering 32-bits of data plus address bits simultaneously. This allows extremely fast communication between the processor, memory and peripherals.The external register and data bus allows for direct access to peripherals connected to the processor. The on-chip peripheral bus interface (PBI) provides a bridge between the processor and the external peripherals. The external bus can be used to transfer data and instructions to and from the processor at speeds of up to 25MByte/s.Direct support for real-time interrupt handling is provided by the on-chip interrupt controller. It can handle a total of 32 interrupt channels and provides support for multiple interrupt types. This includes both hardware vector and software pattern vector interrupt handling.In addition, the MC68020FE20E includes some unique features to make it even more powerful. This includes an optional internal register file, timer circuits, an on-chip level-sensitive interrupt controller, I/O multiplexers, and other peripherals.The MC68020FE20E microprocessor is a highly integrated single-chip microprocessor, providing a fast, efficient and reliable interface for embedded control applications. It provides support for multiple address spaces, on-chip caches and external buses. It is an ideal processor for embedded applications that require real-time deterministic performance.

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