ST part from marking code I am trying to find ST micro part from marking code given on it. It is 8 pin IC. Code is as below - First line: 401RT Second line: K50b

[ZAnsa.1]

[Piranha]

The second line is K506.

[ZAnsa.1]

okay then what is this IC??

[Pierre P.]

​Hello,

This is a 1Kbit EEPROM memory. Range 6 in TSSOP8 package.

M24C01-RDW6

https://www.st.com/content/st_com/en/products/memories/serial-eeprom/standard-serial-eeprom/standard-i2c-eeprom/m24c01-r.html

Bye

Team EEPROM suPPort

[ZAnsa.1]

Hello,

Thank You very much for the reply.

Regards,

Zeeshan

[AVasi.6]

Hello

I also have a similar TSSOP8 IC made by ST.

In the first line is written : 504RQ

and in the second line : K750

I appreciate if someone could help me what is this IC.

Thanks

[Tesla DeLorean]

Probably 25C04

2.5V to 5.5V for ST25x04 version

https://pdf1.alldatasheet.com/datasheet-pdf/view/23688/STMICROELECTRONICS/ST25C04.html

Second line is production location/data code

[AVasi.6]

Hello Tesla DeLorean

Thanks for the reply.