Allicdata Part #: | MC68SEC000AA20-ND |
Manufacturer Part#: |
MC68SEC000AA20 |
Price: | $ 12.64 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | NXP USA Inc |
Short Description: | IC MPU M680X0 20MHZ 64QFP |
More Detail: | EC000 Microprocessor IC M680x0 1 Core, 32-Bit 20MH... |
DataSheet: | MC68SEC000AA20 Datasheet/PDF |
Quantity: | 1000 |
420 +: | $ 11.48270 |
Series: | M680x0 |
Packaging: | Tray |
Part Status: | Not For New Designs |
Core Processor: | EC000 |
Number of Cores/Bus Width: | 1 Core, 32-Bit |
Speed: | 20MHz |
Co-Processors/DSP: | -- |
RAM Controllers: | -- |
Graphics Acceleration: | No |
Display & Interface Controllers: | -- |
Ethernet: | -- |
SATA: | -- |
USB: | -- |
Voltage - I/O: | 3.3V, 5.0V |
Operating Temperature: | 0°C ~ 70°C (TA) |
Security Features: | -- |
Package / Case: | 64-QFP |
Supplier Device Package: | 64-QFP (14x14) |
Additional Interfaces: | -- |
Base Part Number: | MC68SEC000 |
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The MC68SEC000AA20 was the first member of the 32-bit Advanced Microcontroller Bus Architecture (AMBA) family of microcontrollers, developed by Hitachi and introduced in 1995. It is a highly integrated device specifically designed for embedded control applications. It has on-board ROM for program storage, RAM for data storage, a 32-bit processor core, several serial communication peripherals and I/O interfaces. It is also one of the earliest microcontrollers to use the reduced instruction set computing (RISC) load-store architecture.
The MC68SEC000AA20 is suitable for a wide range of embedded control applications including automobiles, industrial automation systems and consumer electronics. It is employed in automotive body controllers and vehicle power management systems, machine control, data acquisition and monitoring systems. Additionally, it can be used in image processing, robotics and real-time data processing applications.
The MC68SEC000AA20 is based on the 32-bit Harvard architecture. It has an 8 kB on-chip ROM and a 96 kB on-chip RAM, which supports up to 256 address lines. The architecture supports up to twelve 32-bit internal registers, two separate register spaces, and a wide variety of arithmetic functions. It also has an on-board cache and a range of timer and interrupt functions.
The device is programmed using the assembly language. The assembly language is a low-level programming language that allows the programmer to write code directly in the machine\'s microcode. This makes the code more efficient than higher level languages like C or Java. The assembly language allows for the efficient use of the device\'s internal resources and provides fine control over the device\'s logic and functions.
The MC68SEC000AA20 is controlled by an internal program counter which is responsible for sequentially executing the instructions of the program. The program is generally written in an assembly language which is composed of short, easily understandable mnemonics and binary codes. The program counter scans the memory and fetches the next instruction from memory. After decoding the instruction and then executing it, the program counter is incremented, and the next instruction is read from memory.
The MC68SEC000AA20 has a Harvard architecture which enables the usage of both a program memory and data memory. It divides the program memory and data memory into two separate spaces. The program and data memories are accessible through separate buses, thus allowing simultaneous access to the memory. Through this architecture, the processor is able to access instructions from the program memory as well as data from the data memory. The Harvard architecture also provides for improved instruction execution compared to the von Neumann architecture.
The MC68SEC000AA20 is an excellent choice for embedded control applications, providing a high level of integration, robust performance and ease of use. Its powerful instruction set, Harvard architecture and on-chip resources makes it suitable for a variety of control tasks. With its low power consumption, it is also suitable for energy-sensitive applications. The device is fully compatible with the other members of the AMBA family, making it an ideal choice for high performance application.
The specific data is subject to PDF, and the above content is for reference
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