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ESP8266EX

Espressif Systems
Part Number ESP8266EX
Manufacturer Espressif Systems
Description high integration wireless SOCs
Published Apr 28, 2016
Detailed Description ESP8266EX Datasheet Version 6.9 Espressif Systems Copyright © 2023 www.espressif.com About This Guide This do...
Datasheet PDF File ESP8266EX PDF File

ESP8266EX
ESP8266EX

Overview
ESP8266EX Datasheet Version 6.
9 Espressif Systems Copyright © 2023 www.
espressif.
com About This Guide This document introduces the speci cations of ESP8266EX.
Release Notes Date 2015.
12 2016.
02 2016.
04 2016.
08 2016.
11 2016.
11 2016.
11 2016.
12 2017.
04 2017.
10 2017.
11 2017.
11 2018.
02 Version V4.
6 V4.
7 V4.
8 V4.
9 V5.
0 V5.
1 V5.
2 V5.
3 V5.
4 V5.
5 V5.
6 V5.
7 V5.
8 Release Notes Updated Chapter 3.
Updated Section 3.
6 and Section 4.
1.
Updated Chapter 1.
Updated Chapter 1.
Added Appendix Ⅱ “Learning Resources”.
Changed the power consumption during Deep-sleep from 10 μA to 20 μA in Table 5-2.
Changed the crystal frequency range from “26 MHz to 52 MHz” to “24 MHz to 52 MHz” in Section 3.
3.
Changed the minimum working voltage from 3.
0 V to 2.
5 V.
Changed chip input and output impedance from 50 Ω to 39 + j6 Ω.
Updated Chapter 3 regarding the range of clock amplitude to 0.
8 V ~ 1.
5 V.
Updated VDDPST from 1.
8 V ~ 3.
3 V to 1.
8 V ~ 3.
6 V.
• Corrected a typo in the description of SDIO_DATA_0 in Table 2-1; • Added the testing conditions for the data in Table 5-2.
• Updated Wi-Fi protocols in Section 1.
1; • Updated description of the integrated Tensilica processor in 3.
1.
if Date 2018.
09 2018.
11 2019.
08 2019.
08 2019.
12 2020.
04 2020.
07 2020.
10 2022.
07 2022.
10 2023.
02 Version V5.
9 V6.
0 V6.
1 V6.
2 V6.
3 V6.
4 V6.
5 V6.
6 v6.
7 v6.
8 v6.
9 Release Notes • Update document cover; • Added a note for Table 1-1; • Updated Wi-Fi key features in Section 1.
1; • Updated description of the Wi-Fi function in 3.
5; • Updated pin layout diagram; • Fixed a typo in Table 2-1; • Removed Section AHB and AHB module; • Restructured Section Power Management; • Fixed a typo in Section UART; • Removed description of transmission angle in Section IR Remote Control; • Other optimization (wording).
• Added an SPI pin in Table 4-2; • Updated the diagram of packing information.
Removed description of the GPIO function in Section 4.
1.
Updated notes on CHIP_EN in Section 5.
1 Add feedback links.
• Removed ...


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