An ATRAC version 4.5 IC used in the Sony MDS-S39 and Sony MDS-PC2.
| Page | Device type | Release date |
|---|---|---|
| Sony MDS-JA50ES | deck | 1996/04 |
| Sony MDS-S39 | deck | 1998/06 |
| Sony MDS-JE520 | deck | 1998/07 |
| Sony MDS-JA30ES | deck | 1998/09 |
| Sony MDS-DRE1 | pro | 1998/09 |
| Marantz MD-19 | deck | 1998/11 |
| Denon DMD-S10 | deck | 1998/12 |
| Sony MDS-PC2 | deck | 1999/10 |
| Denon DMD-1550 | deck | 2000/01 |