We love microchips

- That's why we boil them in acid.

December 9, 2019

Infineon BFP540FESD - 30Ghz fT NPN BJT : weekend die-shot

Not often we see multiple metal layers in BJT's. Die size 246x223 µm.


December 7, 2019

TI LMV321 - general purpose 5V opamp: weekend die-shot

Significantly smaller than ST TS321, but low-voltage only. New designs though should use LMV321A.
Die size 635x567 µm.


December 1, 2019
November 17, 2019
October 30, 2019

National MC74HC182N - ALU Carry Look-ahead : weekend die-shot

Die size 2063x1635 µm.

Used back in the days when you built CPU's from TTL chips. Some still do it though : https://www.homebrewcpuring.org/
I hope one day I will have enough time to build one...


With metal etched:

July 20, 2019

Tesla MA7805 - 5V 2A voltage regulator : weekend die-shot

It's not a car. It is a voltage regulator. Die size 2344x2243 µm. You can read more about Tesla (Czechoslovak electronics company) here.


July 15, 2019

Ti CD4011BE - quad 2-NAND gate : weekend die-shot

Die size 1422x987 µm.



Update: Now with metal etched: