About This Guide

This document provides the specifications of ESP8089. The document structure is as

follows:

Release Notes

Documentation Change Notification

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Chapter

Title

Content

Chapter 1

Overview

Introduction to ESP8089.

Chapter 2

Pin Definition

The pin layout and definition of ESP8089.

Chapter 3

Functional Description

Functional description of ESP8089.

Chapter 4

Peripheral Interface

Information on the interfaces of ESP8089.

Chapter 5

Electrical Characteristics

Information on the electrical characteristics of ESP8089.

Chapter 6

QFN32 Package Information

The QFN32 package Information.

Chapter 7

Schematics

The schematics of ESP8089.

Date

Version

Release Notes

2014.12

V1.0

First Release.

2016.08

V2.0

Updated formatting.

2017.05

V3.0

Updated the document structure;

Changed the input impedance of 50Ω to output impedance of 39+j6Ω.

2017.05

V3.1

Updated Chapter 1 Introduction, Chapter 3 Functional Description,

Chapter 4 Peripheral Interface;

Added Chapter 2 Pin Definition;

Updated Figure 3-1 Block Diagram.

2017.06

V3.2

Added Section 5.1;

Added Documentation Change Notification.