National Semiconductor COP8SA 8-Bit Microcontroller Datasheet

The COP8SA family is an 8-bit CMOS ROM and OTP microcontroller with 1k to 4k memory, low EMI, power-on reset, and small packaging. It is suitable for low-cost applications requiring a full-featured controller, low EMI, and power-on reset.


National Semiconductor COP8SA 8-Bit Microcontroller Datasheet - cover page
Brand
National Semiconductor
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
60
File format
PDF
File size
777 KB
Published
04 May, 2012
Updated
29 September, 2023
MD5 checksum
82B6BEE83825AF0402DB5219374089BE

About this manual

The COP8SA family comprises 8‑bit CMOS microcontrollers with ROM or one‑time‑programmable (OTP) memory ranging from 1 kB to 4 kB. They feature a modified Harvard architecture, low‑EMI design, power‑on‑reset, and a variety of package options including 28‑pin CSP.

Key features include a 10 MHz clock with a 1 µs instruction cycle, a 16‑bit timer/counter with PWM, multi‑input wake‑up logic, up to 12 high‑current I/O pins, selectable clock sources, and operation from 2.7 V to 5.5 V. Electrical specifications cover supply current, input thresholds, and output drive capabilities.

What's inside

  • General Description
  • CPU Features
  • Peripheral Features
  • Packaging/Pin Efficiency
  • Electrical Characteristics
  • Ordering Information
  • Physical Dimensions
  • Life Support Policy

Specifications

Memory size1 kB to 4 kB
Operating voltage2.7 V to 5.5 V
Instruction cycle time1 µs
High‑current outputsUp to 12 pins

Frequently asked questions

What memory sizes are available for COP8SA microcontrollers?

The COP8SA family is offered with 1 kB, 2 kB, and 4 kB of ROM or OTP memory.

What is the instruction cycle time of the COP8SA devices?

Each instruction executes in 1 µs, giving a 10 MHz instruction cycle.

How many high‑current output pins does the COP8SA provide?

The device provides up to 12 high‑current output pins.

What supply voltage range does the COP8SA support?

The microcontroller operates from 2.7 V up to 5.5 V.

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