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IS80C286-16

Name: IS80C286-16
Rating: 4.7 (12 reviews)

IC MPU 16MHZ 68PLCC

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資料表 IS80C286-16 DataSheet
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規格

Part Status	Active
Core Processor	80C286
Number of Cores/Bus Width	1 Core, 16-Bit
Speed	16MHz
Co-Processors/DSP	Math Engine; 80C287
Graphics Acceleration	No
Voltage - I/O	5V
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	68-LCC (J-Lead)
Supplier Device Package	68-PLCC (24.21x24.21)

概述

Description

The IS80C286-16 is a microprocessor developed by Intel as part of the 80286 family, introduced in 1982. It operates at a clock speed of 16 MHz and is notable for being one of the first processors to support 16-bit architecture, enabling improved performance and multitasking capabilities over its predecessor, the 8086.
Key features include a 24-bit address bus, allowing it to access up to 16 MB of RAM, and support for protected mode, which enhances memory management and system stability. The IS80C286-16 also introduced features like on-chip memory management and hardware support for virtual memory, making it a significant advancement for operating systems and software applications at the time.
It was widely used in personal computers and influenced the design of later x86 architecture processors. The IS80C286-16 laid the groundwork for modern computing, enabling more complex and sophisticated software environments.

Features

The IS80C286-16 is a 16-bit microprocessor from Integrated Silicon Solutions, based on the Intel 80286 architecture. Key features include:
1. 16-Bit Architecture: Supports 16-bit data bus and operations for improved performance.
2. Clock Speed: Operates at 16 MHz, enabling faster processing compared to earlier models.
3. Memory Addressing: Capable of addressing up to 16 MB of RAM using a 24-bit address bus.
4. Protected Mode: Supports advanced memory management and multitasking features through its protected mode.
5. Compatibility: Backward compatible with the 8086/8088 processors, allowing legacy software to run.
6. Enhanced Instruction Set: Includes new instructions for improved performance in handling data and memory.
7. Interrupt Handling: Features advanced interrupt handling with 256 interrupts.
8. Integrated Bus Controller: Reduces external component requirements for system design.
The IS80C286-16 was widely used in early PCs and embedded systems, marking a significant step in microprocessor evolution.

Package

The IS80C286-16 is typically offered in a 68-pin plastic DIP (Dual In-line Package) or a PGA (Pin Grid Array) package type.

Pinout

The IS80C286-16 is a 16-bit microprocessor with a pin count of 68 pins. It is part of the Intel 80286 family of processors, which introduced improved performance and capabilities over its predecessors.
### Pin Functions:
1. Data Bus (D0-D15): 16 data lines for data transfer.
2. Address Bus (A0-A19): 20 address lines for accessing memory and I/O.
3. Control Signals: Includes signals like ALE (Address Latch Enable), DEN (Data Enable), DT/R (Data Transmit/Receive), and INT (Interrupt Request).
4. Clock Input (CLK): Provides the clock signal for operation.
5. Power Supply Pins (Vcc, Vss): For connecting to power and ground.
6. Status Signals: Such as S0, S1, S2 for indicating the current bus cycle.
7. Interrupt and Control Pins: Such as INTR (Interrupt Request), NMI (Non-Maskable Interrupt), and RESET for managing processor state.
The IS80C286-16 operates at a 16 MHz clock speed and is capable of addressing up to 16 MB of memory.

Manufacturer

The IS80C286-16 is manufactured by Integrated Silicon Solutions, Inc. (ISSI). ISSI is a semiconductor company that specializes in the design and production of memory and microcontroller products. Founded in 1988, the company focuses on providing high-performance and cost-effective solutions for various applications, including automotive, consumer electronics, and industrial systems. ISSI's product portfolio includes SRAM, DRAM, and Flash memory, as well as microcontrollers, serving a wide range of markets and industries.

Application

The IS80C286-16 is a 16-bit microprocessor used in embedded systems, industrial automation, telecommunications, and control systems. Its applications include real-time data processing, process control, and automation tasks in machinery and equipment. Additionally, it is utilized in retro computing and legacy systems for running older software and applications. Its compatibility with the x86 architecture allows for integration in various computing environments.

Equivalent

The IS80C286-16 is an Intel 80286 microprocessor variant. Equivalent products include:
1. Intel 80286 (various speeds)
2. AMD Am286 (various models)
3. NEC V20/V30 (with some differences in architecture)
4. Harris HM-286
These alternatives may have different performance characteristics and compatibility, so it's essential to verify specific requirements for your application.