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MC68882RC33A
+NomenclatureIC FLOATING-POINT CO-PROC 68PGA
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FabricantNXP USA Inc.
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Pièce fabricant #MC68882RC33A
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Fiche technique MC68882RC33A DataSheet
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Package BCPGA-68
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En stock2360
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Spécifications
| Attribut | Valeur |
| Package / Case | Tray |
| Part Status | Obsolete |
| Type | Floating-Point Co-Processor |
| Mounting Type | Through Hole |
Présentation
Description
The MC68882RC33A supports IEEE-754 standard floating-point data types, including single-precision, double-precision, and extended precision formats. It accelerates mathematical operations such as addition, subtraction, multiplication, division, and square root calculations. The coprocessor operates in parallel with the main CPU, allowing concurrent processing and thereby enhancing overall system performance.
Its architecture includes features like an internal instruction cache, pipelined design, and a flexible interface, facilitating seamless integration with compatible systems. It is commonly used in systems that require intensive numerical processing while maintaining compatibility with existing 68k-based hardware and software environments.
Equivalent
Features
1. Compatibility: Works seamlessly with the 68020 and 68030 CPUs, providing enhanced floating-point performance.
2. Performance: Operates at a clock speed of 33 MHz, handling complex mathematical computations efficiently.
3. Precision: Supports single, double, and extended precision operations, adhering to the IEEE 754 standard for floating-point arithmetic.
4. Instruction Set: Offers a rich set of instructions for arithmetic, trigonometric, logarithmic, and exponential functions.
5. Integration: Functions as an integrated part of the CPU’s architecture, allowing direct access to its enhanced processing capabilities.
6. Bus Interface: Connects via a 68-pin PGA or PLCC, ensuring compatibility with a variety of system configurations.
7. Power Consumption: Optimized for low power usage relative to its computational abilities, making it suitable for a wide range of applications.
The MC68882RC33A delivers significant performance improvements in applications requiring extensive mathematical computations, such as graphics, scientific calculations, and complex simulations.
Pinout
The MC68882 typically comes in a 40-pin package. The primary functions of this coprocessor include executing high-speed mathematical computations, handling complex arithmetic calculations, and supporting IEEE floating-point standards. It improves the performance of applications that require intensive mathematical calculations, such as graphics, scientific computations, and real-time data processing.
The pin layout includes connections for interfacing with the host CPU, power supply pins, and control signal pins necessary for its operation. The coprocessor works by offloading arithmetic tasks from the main processor, allowing for concurrent execution of instructions, thereby increasing overall system throughput and efficiency.
Manufacturer
By 2011, Motorola had split into two separate entities: Motorola Solutions and Motorola Mobility. Motorola Solutions focuses on providing communication solutions and equipment for government and enterprise customers, while Motorola Mobility, which was acquired by Google in 2012 and later sold to Lenovo in 2014, focuses on mobile devices and consumer electronics. The semiconductor division of Motorola became part of Freescale Semiconductor in 2004, which was later acquired by NXP Semiconductors in 2015.