{{tag>collection_infosecdj vendor_realtek type_unknown year_unknown foundry_unknown}}

Apparently an audio codec IC, with two dice inside: die A is made by Realtek, die B is made by Winbond and appears to be a serial memory.

====== Package ======

{{:infosecdj:realtek:alc4020:pack_top.jpg?300|}}

<code>
(Logo)
ALC4020
HAL09H2 H42
</code>

====== Die A ======

<code>
RL6376 B
</code>

{{https://siliconpr0n.org/map/realtek/alc4020/single/realtek_alc4020_infosecdj_mz_nikpa40x_a.thumb.jpg}}

[[https://siliconpr0n.org/map/realtek/alc4020/infosecdj_mz_nikpa40x_a/|Top metal imaged under Nikon PlanApo 40x/1.0 oil]]

  * [[https://siliconpr0n.org/map/realtek/alc4020/single/realtek_alc4020_infosecdj_mz_nikpa40x_a.jpg|Single]] (21228x17410, 81.1983MiB)

====== Die B ======

<code>
(C)(M)WINBOND
2011 09
KAG033
</code>

<code>
KAG03390B
</code>

{{https://siliconpr0n.org/map/realtek/alc4020/single/realtek_alc4020_infosecdj_mz_nikpa40x_b.thumb.jpg}}

[[https://siliconpr0n.org/map/realtek/alc4020/infosecdj_mz_nikpa40x_b/|Top metal imaged under Nikon PlanApo 40x/1.0 oil]]

  * [[https://siliconpr0n.org/map/realtek/alc4020/single/realtek_alc4020_infosecdj_mz_nikpa40x_b.jpg|Single]] (15900x18284, 54.6084MiB)