The best replacement for cmos is ccd.

The best alternatives to cmos are rated as following:
★★★★★  ccd
★★★  bios
★★★  ttl
★★  ccd sensor
★★  ccd camera
★  mos
★  3ccd
★  ccd backup camera
★  nmos
★  ccd security camera
★  mos sensor
★  aps-c
★  live mos
★  bjt
  ccd for low light
  full frame
  ccd sensors
  ccd which is better
  ccd sensor better
  ccd 2013
  3mos
  3 ccd
  ccd cctv
  ccd cameras
  pmos
  charge coupled device
  ccd image quality
  ccd dslr
  ttl levels
  cdd
  ccd camera sensors
  ccd camcorder
  bicmos
  ccd digital camera
  ccd video
  sige
  aps
  ccd better
  ccd security cameras
  ccd sensors which is better
  ccd image sensor
  ccd low light
  aps-c sensor
  bipolar

Your alternative for cmos is not listed? Suggest!
Speaking about cmos, one probably shouldn't forget about ttl.

Other search terms related to cmos and their ratings are:
★★★★★ ttl
★★★★ ccd
You have in mind a companion for cmos and it is not yet here? Propose!



Google Trends

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cmos
ccd
bios