add datasheet for the 4-bit version of the level shifter in case we use it

for the production version

diff --git a/.gitignore b/.gitignore
index 9258de180708339fb417d00daa3973ae9c8dd460..6cd2756824d72b7a10868563a3bc800cbc9a82a5 100644 (file)
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+*.bak
 *.bom
 *.cnc
 *.cmd

diff --git a/Datasheets/ti/txs0104e.pdf b/Datasheets/ti/txs0104e.pdf
new file mode 100644 (file)
index 0000000..772797f
Binary files /dev/null and b/Datasheets/ti/txs0104e.pdf differ