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MC68882CRC25A
+NomenclatureMATH COPROCESSOR, SUPPORTS MC680
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FabricantMotorola
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Pièce fabricant #MC68882CRC25A
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Fiche technique MC68882CRC25A DataSheet
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Package BCPGA-68
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En stock6480
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Spécifications
| Attribut | Valeur |
| Supplier | Rochester Electronics, LLC |
| Package / Case | Bulk |
| Part Status | Active |
| Type | Floating Point |
| Interface | SCI, SPI |
| Clock Rate | 25MHz |
| Voltage - Core | 5.00V |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Through Hole |
Présentation
Description
The MC68882 provides a full set of floating-point instructions and supports IEEE 754 standards for single-precision, double-precision, and extended-precision operations. It is commonly used in applications where high-speed calculations are necessary, such as scientific computing, graphics processing, and signal processing. The FPU supports a wide range of functions, including arithmetic operations, transcendental functions, and data conversion.
This coprocessor interfaces with the main CPU via a dedicated coprocessor bus, allowing it to execute instructions concurrently with the CPU, thereby improving the overall efficiency and speed of the system. The MC68882 is known for its precision and performance, making it a valuable component in advanced computing environments.
Equivalent
Features
1. Floating-Point Support: Offers hardware acceleration for floating-point arithmetic, significantly improving performance over software-based calculations.
2. Precision: Supports single, double, and extended precision IEEE floating-point formats, ensuring high accuracy in computations.
3. Instruction Set: Provides a rich set of floating-point instructions, enhancing the mathematical capability of the host CPU.
4. Compatibility: Designed to work seamlessly with the 68020 and 68030 microprocessors, making it suitable for systems requiring enhanced computational power.
5. Performance: Operates at 25 MHz, providing fast floating-point calculations necessary for scientific, engineering, and graphics applications.
6. Integration: Can be integrated into a system without significant changes to existing architectures, allowing for straightforward upgrades.
7. Package: Typically available in a 40-pin ceramic package, making it suitable for various hardware configurations.
These features make the MC68882CRC25A a powerful choice for systems needing efficient floating-point computation.
Pinout
Key functions of the MC68882 include:
- Performing high-speed floating-point arithmetic operations.
- Supporting operations such as addition, subtraction, multiplication, division, and square root.
- Providing extended precision for calculations (up to 80-bit internal precision).
- Implementing transcendental functions like sine, cosine, arctangent, and exponential.
- Supporting IEEE 754 floating-point standards.
The coprocessor interfaces with the main CPU through a parallel bus, allowing it to efficiently offload complex mathematical computations. It is compatible with the Motorola 68000 family of microprocessors and is often used in applications requiring enhanced mathematical processing, such as scientific computations, graphics, and engineering simulations.