COP8SDR9HVA8/NOPB

Overview

The COP8SDR9HVA8/NOPB is an 8-bit CMOS Flash microcontroller from the COP8 family, manufactured by National Semiconductor. It features 32k bytes of program memory and includes virtual EEPROM capabilities. The device operates with a maximum clock frequency of 10 MHz and supports SPI and USART interfaces. It is housed in a 44-pin PLCC package and is designed for industrial temperature ranges.

Feature Summary

• Integrates 32k bytes of Flash memory for program storage
• Includes virtual EEPROM functionality for data retention
• Supports serial communication via SPI and USART interfaces

Applications

• Control systems requiring embedded logic processing
• Automation applications utilizing serial communication protocols
• Industrial devices needing non-volatile data storage

Procurement Notes

Verify the manufacturer designation as National Semiconductor or Texas Instruments on official documentation. Confirm the exact suffix HVA8 corresponds to the specified voltage and temperature range. Ensure the datasheet matches the specific revision required for your design implementation.

Selection Notes

Select this component when an 8-bit architecture with integrated Flash and virtual EEPROM is required. Consider the 44-pin PLCC package constraints and the 10 MHz maximum clock speed. Verify interface compatibility with existing SPI or USART peripherals in the target system design.

Part Context

This part belongs to the COP8 series of 8-bit microcontrollers. It shares architectural similarities with other COP8 variants but is distinguished by its specific memory size and package configuration. The series is known for integrating control functions with embedded memory solutions.

Replacement Considerations

Consult official substitution lists for compatible parts within the COP8 family. Verify pinout and electrical specifications before replacing. No direct public substitute part numbers are confirmed in the provided source material.