MC68882EI16AR

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MC68882EI16AR

+BOM

IC FLOATING-POINT CO-PROC 68PLCC

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Specifications

Attribute Value
Package Tape & Reel (TR)
ProductStatus Obsolete
Type Floating-Point Co-Processor
MountingType Surface Mount
Package/Case 68-LCC (J-Lead)

Overview

Description

The MC68882EI16AR is a high-performance floating-point coprocessor designed by Motorola, intended to work alongside processors in the 68000 series, such as the MC68020 and MC68030. It enhances computational efficiency by offloading complex arithmetic operations, particularly those involving floating-point calculations, from the main CPU.
Operating at a clock speed of 16 MHz, the MC68882EI16AR supports a wide range of mathematical functions, including addition, subtraction, multiplication, division, and transcendental operations like trigonometric functions. This coprocessor is IEEE 754-compliant, ensuring precision and standardization in floating-point calculations.
The MC68882 is known for its efficient pipelined architecture, which allows overlapping of instruction execution to improve throughput. Its interface is designed to align seamlessly with the host CPU, featuring a 32-bit data bus and a 12-stage pipeline to optimize instruction processing.
Used in applications requiring intensive mathematical computations, such as CAD systems, scientific simulations, and graphic workstations, the MC68882EI16AR significantly boosts performance by accelerating arithmetic processing capabilities.

Equivalent

The MC68882EI16AR is a Floating Point Unit (FPU) used in conjunction with the Motorola 68000 family of microprocessors. Equivalent products include other floating-point co-processors from the same era, such as the Motorola MC68881 and certain versions of the Intel 80287, which were also used to enhance mathematical computation capabilities. However, compatibility depends on the specific system architecture, so it's important to verify the specific requirements for your application.

Features

The MC68882EI16AR is a high-performance floating-point coprocessor designed for use with the Motorola 68000 family of microprocessors. Key features include:
1. Architecture: It supports IEEE 754 standard for single, double, and extended precision floating-point arithmetic.
2. Performance: Enhances processing speed by offloading complex arithmetic operations from the main CPU.
3. Compatibility: Seamlessly integrates with the 68020 and 68030 processors through a direct connection, improving overall system efficiency.
4. Instructions: Provides a comprehensive set of floating-point instructions, including arithmetic operations, comparisons, and transcendentals.
5. Execution: Features pipelined architecture for overlapping instruction execution, significantly boosting throughput.
6. Precision: Supports 80-bit extended precision for high-accuracy calculations.
7. Power Efficiency: Low power consumption given its performance capabilities, making it suitable for embedded systems.
8. Clock Speed: Operates at a clock speed of 16 MHz, offering a balanced performance for various applications.
This coprocessor is ideal for applications requiring high-precision and high-speed floating-point computations, such as scientific calculations, graphics, and engineering simulations.

Pinout

The MC68882EI16AR is a floating-point coprocessor used to enhance the mathematical processing capabilities of a host CPU, typically in the Motorola 68000 series. It comes in a 40-pin package. The coprocessor is designed to perform complex arithmetic calculations, such as floating-point arithmetic, trigonometric functions, logarithms, and exponential functions with high precision and speed. It offloads these operations from the CPU, allowing for more efficient system performance, particularly in applications that require extensive mathematical computations like graphics processing, scientific calculations, and real-time data processing.

Manufacturer

The MC68882EI16AR is manufactured by Freescale Semiconductor, which was originally a part of Motorola before being spun off in 2004. Freescale Semiconductor was a leading company specializing in the design and manufacture of embedded hardware, including microcontrollers, microprocessors, and semiconductors for the automotive, consumer, industrial, and networking markets. The MC68882 is a floating-point coprocessor used in conjunction with the Motorola 68000 series of microprocessors, enhancing their mathematical computation capabilities.
In 2015, Freescale Semiconductor was acquired by NXP Semiconductors, a Dutch company, which is a global leader in secure connectivity solutions for embedded applications. NXP focuses on various sectors, including automotive, industrial, mobile, and communications infrastructure, offering solutions across a wide range of applications such as automotive electronics, secure identification, RF, analog, and power management.

Application

The MC68882EI16AR is a floating-point coprocessor designed to complement the Motorola 68000 family of microprocessors. It is used primarily in applications requiring enhanced mathematical computations and faster processing of floating-point arithmetic. Key application areas include:
1. Embedded Systems: Enhances the performance of embedded systems by offloading complex calculations.
2. Workstations and Computers: Improves computational efficiency in personal computers and Unix-based workstations.
3. Telecommunications: Used in signal processing tasks within telecom equipment.
4. Aerospace and Defense: Assists in real-time data processing and simulation tasks.
5. Scientific and Engineering Applications: Facilitates complex data analysis and modeling.
These areas benefit from the coprocessor’s ability to handle complex arithmetic operations efficiently.

Package

The MC68882EI16AR is a floating-point coprocessor from Motorola, typically housed in a ceramic leadless chip carrier (CLCC) package. This package type is known for its compact, leadless design, which is suitable for surface mounting on printed circuit boards.

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