Source: MiniDisc Wiki contributors · September 3, 2026 snapshot · CC BY 4.0, except where otherwise credited.
Attribution and changes
Adapted from “MD Internal Components”. Links, layout and file names normalized; missing database fields restored; remote embeds replaced with links. Manufacturer manuals and separately credited photographs retain their original attribution.
Research
These were moved from the resources section as part of wiki cleanup:
Sony MD chipsets (CXD):
- CXD2527 ATRAC Encoder/Decoder — unavailable in this snapshot
- CXD2635 ATRAC1 Encoder/Decoder — unavailable in this snapshot
- CXD2636 ATRAC1 v3 Encoder/Decoder — unavailable in this snapshot
- CXD2650 ATRAC1 v4 Encoder/Decoder — unavailable in this snapshot
- CXD2652 ATRAC1 v4 Integrated DSP — unavailable in this snapshot
- CXD2654 ATRAC1 v4.5 Integrated DSP — unavailable in this snapshot
- CXD2656 ATRAC1 Type-R Integrated DSP — unavailable in this snapshot
- CXD2662 ATRAC1 Type-R/ATRAC3 Integrated DSP — unavailable in this snapshot
- CXD2664 ATRAC1 Type-R/ATRAC3/Type-S Integrated DSP — unavailable in this snapshot
- CXD2680 ATRAC1 Type-R/ATRAC3 Type-S Integrated DSP and System Controller — unavailable in this snapshot
Sanyo Chipsets:
- Sanyo LC89640 Sanyo LC89640 (MiniDisc Wiki mirror) - November 1997
- Sanyo LC89641 Sanyo LC89641 (MiniDisc Wiki mirror) - October 1998
Panasonic Chipsets:
'Integrated DSP' = Servo Signal Processor, EFM/ACIRC Encoder/Decoder, Shock Proof Memory Controller, ATRAC Encoder/Decoder. See https://www.minidisc.org/one_chip_lsi.html
Sony MD chipsets (CXA):
- CXA2523AR RF Amplifier/Focus Tracking/Error Amplifier — unavailable in this snapshot
ADC/DAC:
- CXD8607N ADC/20-bit DAC — unavailable in this snapshot
- CXD8735N DAC — unavailable in this snapshot
- CXD9556AQ DAC — unavailable in this snapshot
- CXA8042AS Current Pulse DAC — unavailable in this snapshot
- Sanyo LC78845Q Sanyo LC78845Q (MiniDisc Wiki mirror) converts 32kHz and 48kHz signals and converts to 44.1kHz
Other Sony MD chips:
Microcontrollers:
Other chips used in MD machines:
- CXD1837R 'Unicorn' USB/Audio Interface — unavailable in this snapshot
Other parts used in MD machines: