STAC9271 Datasheet, PDF (27/223 Pages) Integrated Device Technology – 10-CHANNEL HIGH DEFINITION AUDIO CODEC

STAC9271/9272/9273/9274
10-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
3.6. Analog PC-Beep
Analog PC-Beep is not supported during Link Reset.
3.7. Headphone Drivers (Restrictions)
Three headphones should not be used simultaneously. Performance degradation will occur when
using two headphones simultaneously. See electrical specifications for details.
3.8. Device IDs
Part
Number
9274
9274D
9273X
9273D
9272X
9272D
9271X
9271D
Table 5. CODEC IDs
DAC
SNR VID
dB
DID
Rev Step
ID ID
SSID*
Assm
ID*
Dolby
Mic
ADAT
Vol or
DMIC
105 8384h 7620h 01h 01h 000001h 00h No Yes Yes Selectable
105 8384h 7621h 01h 01h 000001h 00h MS Yes Yes Selectable
95 8384h 7622h 01h 01h 000001h 00h No Yes Yes Selectable
95 8384h 7623h 01h 01h 000001h 00h HT/SR Yes Yes Selectable
95 8384h 7624h 01h 01h 000001h 00h No Yes No Selectable
95 8384h 7625h 01h 01h 000001h 00h HT/SR Yes No Selectable
105 8384h 7626h 01h 01h 000001h 00h No No Yes Selectable
105 8384h 7627h 01h 01h 000001h 00h HT/SR No Yes Selectable
Note: SVID’s, SSID’s and Assembly ID’s are read/writable by BIOS. All other ID fields are
read-only.
Note: MS refers to Master Studio and HT/SR refers to Home Theater/Sound Room
IDT™ 10-CHANNEL HIGH DEFINITION AUDIO CODEC
27
IDT CONFIDENTIAL
STAC9271/9272/9273/9274 V 1.0 MARCH2007