National Semiconductor COP888xG/CS Family 8-Bit CMOS ROM Based Microcontrollers with 4k to 24k Memory Comparators USART handbook

About this manual

This document provides technical specifications and features for the COP888xG/CS Family, a line of highly integrated 8-bit CMOS ROM-based microcontrollers. Key capabilities include an architecture supporting up to 24k bytes of on-board memory, two analog comparators, a full-duplex USART, and three multi-function 16-bit timer/counters.

What's inside

• General Description
• Family Features
• Devices Included
• Key Features
• Additional Peripheral Features
• VO Features
• CPU/Instruction Set Features
• Absolute Maximum Ratings
• DC Electrical Characteristics
• AC Electrical Characteristics

Specifications

Frequently asked questions

What is the instruction cycle time for these microcontrollers?

The instruction cycle time is 1 µs.

What are the operating voltage ranges for the COP88x devices?

The single supply operation range is 2.5V to 5.5V.

What are the available temperature ranges for these microcontrollers?

The devices support operating temperatures from -55°C to +125°C, -40°C to +85°C, and 0°C to +70°C.

What is the maximum supply current when CKI is 10 MHz?

The supply current is typically less than 1 mA.