LTP2057A PDF datasheet can download.
This product has (LTP-2057A – LTP-2757A) 5 X 7 DOT MATRIX LED DISPLAY functions.
This is one of the semiconductor types. This part name is LTP2057A.
Manufacturers of the product is LITE-ON Electronics.
Image and pinout :
Some of the text files within the PDF file
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Please refer to the file for details.