diff --git a/CHANGELOG.md b/CHANGELOG.md
index bd279eca9..c4e7a51d3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@ All notable changes to this project will be documented in this file.
 This project uses the changelog in accordance with [keepchangelog](http://keepachangelog.com/). Please use this to write notable changes, which is not the same as git commit log...
 
 ## [unreleased][unreleased]
+ - Added datasheet for sim module (@iceman1001)
  - Changed `smart raw --timeout` - allows for a custom timeout (@iceman1001)
  - Changed `lf t55 detectp1` - now also accepts 0xE039 Silicon Craft Tech as valid card (@iceman1001)
  - Fixed `utils.lua` library function "convertdectohex" wasn't working (@iceman1001)
diff --git a/doc/datasheets/DS_N76E003_EN_Rev1.09.pdf b/doc/datasheets/DS_N76E003_EN_Rev1.09.pdf
new file mode 100644
index 000000000..0fae083ac
Binary files /dev/null and b/doc/datasheets/DS_N76E003_EN_Rev1.09.pdf differ