Internal part

ATRAC ICs

Source reference · needs review · MiniDisc Wiki, September 2026 snapshot

Accessories & internal parts

Source-referenced components. Check conditions before substituting parts.

MD Internal ComponentsInternal part · MiniDisc Wiki · Source material; needs review
CXD2527RInternal part · MiniDisc Wiki · Source material; needs review
CXD2531BRInternal part · MiniDisc Wiki · Source material; needs review
CXD2531RInternal part · MiniDisc Wiki · Source material; needs review
CXD2535Internal part · MiniDisc Wiki · Source material; needs review
CXD2536ARInternal part · MiniDisc Wiki · Source material; needs review
CXD2537R / CXD2654Internal part · MiniDisc Wiki · Source material; needs review
CXD2650R / CXD2652/R/ARInternal part · MiniDisc Wiki · Source material; needs review
CXD2656Internal part · MiniDisc Wiki · Source material; needs review
CXD2656R / CXD2662RInternal part · MiniDisc Wiki · Source material; needs review
CXD2657RInternal part · MiniDisc Wiki · Source material; needs review
CXD2664RInternal part · MiniDisc Wiki · Source material; needs review
CXD2667RInternal part · MiniDisc Wiki · Source material; needs review
CXD2671Internal part · MiniDisc Wiki · Source material; needs review
CXD2674Internal part · MiniDisc Wiki · Source material; needs review
CXD2677Internal part · MiniDisc Wiki · Source material; needs review
CXD2678Internal part · MiniDisc Wiki · Source material; needs review
CXD2679Internal part · MiniDisc Wiki · Source material; needs review
CXD2680Internal part · MiniDisc Wiki · Source material; needs review
CXD2681Internal part · MiniDisc Wiki · Source material; needs review
CXD2683Internal part · MiniDisc Wiki · Source material; needs review
CXD2686-223GGInternal part · MiniDisc Wiki · Source material; needs review
CXD2687-001GGInternal part · MiniDisc Wiki · Source material; needs review
LB37648B (Sharp)Internal part · MiniDisc Wiki · Source material; needs review
LC89640 (Sanyo)Internal part · MiniDisc Wiki · Source material; needs review
LC89641 (Sanyo)Internal part · MiniDisc Wiki · Source material; needs review
LC896431 (Sanyo)Internal part · MiniDisc Wiki · Source material; needs review
LR37545 (Sharp)Internal part · MiniDisc Wiki · Source material; needs review
LR37643 (Sharp)Internal part · MiniDisc Wiki · Source material; needs review
LR376484F (Sharp)Internal part · MiniDisc Wiki · Source material; needs review
LR37811 / LR37811A (Sharp)Internal part · MiniDisc Wiki · Source material; needs review
LR37812 (Sharp)Internal part · MiniDisc Wiki · Source material; needs review
LR378161 (Sharp)Internal part · MiniDisc Wiki · Source material; needs review
MN66616RA4 (Panasonic)Internal part · MiniDisc Wiki · Source material; needs review
MN66616RB1 (Panasonic)Internal part · MiniDisc Wiki · Source material; needs review
MN66616RB2 (Panasonic)Internal part · MiniDisc Wiki · Source material; needs review
MN66618RC (Panasonic)Internal part · MiniDisc Wiki · Source material; needs review
MN66620RF (Panasonic)Internal part · MiniDisc Wiki · Source material; needs review
μPD63730GC (Sony)Internal part · MiniDisc Wiki · Source material; needs review

Preserved source

Original source · Source edits are not technical review dates. Original credits and licence notes remain below.

Source: MiniDisc Wiki contributors · September 3, 2026 snapshot · CC BY 4.0, except where otherwise credited.

Attribution and changes

Adapted from “ATRAC ICs”. 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.

ICs beginning in CXD are Sony ATRAC chips, anything else will have their respective brand in parentheses.

ICs: