History of CMOS IC (No. 2)

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  • 1 (2023-11-20 (Mon) 23:11:13)
  • 2 (2023-11-23 (Thu) 09:18:29)
  • 3 (2023-11-24 (Fri) 22:57:15)
  • 4 (2023-11-25 (Sat) 23:22:35)
  • 5 (2023-11-26 (Sun) 23:31:23)
  • 6 (2023-11-27 (Mon) 22:54:33)
  • 7 (2024-04-19 (Fri) 20:59:20)
  • 8 (2024-04-19 (Fri) 21:41:01)
  • 9 (2024-05-13 (Mon) 14:47:02)
  • 10 (2024-06-03 (Mon) 20:58:43)
  • 11 (2024-06-03 (Mon) 21:02:45)
  • 12 (2024-06-09 (Sun) 17:53:13)
  • 13 (2024-06-09 (Sun) 17:53:45)
  • 14 (2024-12-08 (Sun) 12:39:05)
  • 15 (2025-02-12 (Wed) 09:56:58)
  • 16 (2025-02-14 (Fri) 23:26:12)
  • 17 (2025-02-14 (Fri) 23:38:56)
  • 18 (2025-04-27 (Sun) 15:08:50)
  • 19 (2025-04-27 (Sun) 15:11:57)

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The low power CMOS IC [Integrated Circuit] was one of the key developments for the quartz watch.

Seiko†

RCA†

RCA were the first US manufacturer to offer CMOS chips.

81473 - Used in the 570

     

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