The Curious Engineer

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ZeptoBars

zeptobars.com/en

Microelectronics. Die-shots. Artificial intelligence. Lasers.

ElectronicsReverse engineering

’16’17’18’19’20’21’22’23’24’25’26
Posts
13 from 11 May 2016 to 1 Jul 2026
Posting
monthly (10 in the last year)
Kind
personal blog
Feed
https://zeptobars.com/en/rss

2026 8

  1. ZMD U1001C - CMOS speech band filter : weekend die-shot
  2. Fairchild 54LS20 - Dual 4-Input NAND Gates : weekend die-shot
  3. My new dual-beam SEM - FEI Versa 3D
  4. Ti 54LS153 - Dual 4→1 Data Selectors/Multiplexers : weekend die-shot
  5. Motorola MC145151 - Parallel-input PLL : weekend die-shot
  6. RCA CD4516BF - CMOS Presettable Up/Down Counter : weekend die-shot
  7. Thomson SFC2723C - precision voltage regulator : weekend die-shot
  8. Fairchild U7A7747393 - µA747 opamp : weekend die-shot

2025 2

  1. Motorola MC54107L - Dual J-K Flip-Flop : weekend die-shot
  2. RCA CD54HCT161F - 4-Bit Binary Counter : weekend die-shot

2020 1

  1. ABOUT US

2016 1

  1. SUPPORT US

Undated 1

  1. CONTACT US