We have collected the most relevant information on Hdaudio Func_01&Ven_8384&Dev 7664. Open the URLs, which are collected below, and you will find all the info you are interested in.
HDAUDIO\FUNC_01&VEN_8384&DEV_7646 drivers
https://driverscollection.com/Search/HDAUDIO%5CFUNC_01%26VEN_8384%26DEV_7646
Here is 3 drivers compatible with HDAUDIO\FUNC_01&VEN_8384&DEV_7646. This is Device ID of SigmaTel High Definition Audio CODEC. Device or core chip manufacturer is SigmaTel. Here is only last drivers for this DeviceId. Almost all of them are compatible with your hardware. Anyway, you can try to use extended search exactly for your hardware.
Download HDAUDIO\FUNC_01&VEN_8384&DEV_7680 Drivers for ...
https://treexy.com/products/driver-fusion/database/id/hdaudio/func_01/ven_8384/dev_7680/
Get the latest official HDAUDIO\\FUNC_01&VEN_8384&DEV_7680 drivers for Windows 11, 10, 8.1, 8, 7, Vista, XP PCs. Update drivers with the largest database available.
Solved: Pavilion G4 IDT Audio Driver XP32 - HP Support ...
https://h30434.www3.hp.com/t5/Notebooks-Archive-Read-Only/Pavilion-G4-IDT-Audio-Driver-XP32/td-p/4036842
the R2.74 Realtek audio drivers you mentioned do NOT work on my IDT Audio device (I'm using HDAUDIO\FUNC_01&VEN_8384&DEV_7690). Realtek drivers require Realtek audio with hardware IDs beginning with HDAUDIO\FUNC_01&VEN_10EC , not with 8384 or 111D.
HDAUDIO\FUNC_01&VEN_8384&DEV_7680&SUBSYS_80860203 …
https://driverscollection.com/Search/HDAUDIO%5CFUNC_01%26VEN_8384%26DEV_7680%26SUBSYS_80860203
Here is 3 drivers compatible with HDAUDIO\FUNC_01&VEN_8384&DEV_7680&SUBSYS_80860203. This is Device ID of SigmaTel High Definition Audio CODEC. Device or core chip manufacturer is SigmaTel. Here is only last drivers for this DeviceId. Almost all of them are compatible with your hardware.
Microsoft Update Catalog
https://www.catalog.update.microsoft.com/Search.aspx?q=HDAUDIO%5CFUNC_01%26VEN_10EC%26DEV_0235%26SUBSYS_17AA3826
Windows 10 and later drivers. Drivers (Sound) 5/15/2017. 6.0.1.8158. 132.6 MB. 139032155. Realtek Semiconductor Corp. driver update for Realtek High Definition Audio. Windows 10 and later drivers,Windows 10 and Later Servicing Drivers for testing,Windows 10 and later upgrade & servicing drivers.
Solved: Sound Drivers - HP Support Community - 6329460
https://h30434.www3.hp.com/t5/Desktop-Audio/Sound-Drivers/td-p/6329460
Solved: You don't happen to have sound drivers for Windows 10 HDAUDIO\FUNC_01&VEN_11D4&DEV_1884&SUBSYS_103C2818&REV_1001 - 6329460
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