STAC9228 Integrated Device Technology, STAC9228 Datasheet - Page 192

• Manufacturer Part Number: STAC9228
• Description: Theater Quality Eight Channel High Definition Audio Codec With Digital Microphone Interface
• Manufacturer: Integrated Device Technology

IDT™
STAC9227/9228/9229/9230
8-CHANNEL HIGH DEFINITION AUDIO CODEC
8-CHANNEL HIGH DEFINITION AUDIO CODEC
[31:16]
[13:11]
[10:8]
[6:4]
[3:0]
[15]
[14]
Bit
[7]
SmplRateMultp
FrmtSmplRate
Bitfield Name
FrmtNonPCM
SmplRateDiv
BitsPerSmpl
NmbrChan
Rsvd2
Rsvd1
Table 456. ADATOut Cnvtr
IDT CONFIDENTIAL
RW
RW
RW
RW
RW
RW
RW
192
R
R
Reset
0x0
0x0
0x0
0x0
0x0
0x0
0x3
0x1
Command Response Format
Reserved
Stream Type
0 = PCM
1 = Non-PCM
(remaining bits in this verb have other
meanings)
Sample Base Rate
0 = 48 KHz
1 = 44.1 KHz
Sample Base Rate Multiple
000 = 48 KHz / 44.1 KHz or less
001 = x2
010 = Reserved (x3)
011 = x4
100-111 = Reserved
Sample Base Rate Divisor
000 = Divide by 1
001 = Divide by 2
010 = Divide by 3
011 = Divide by 4
100 = Divide by 5
101 = Divide by 6
110 = Divide by 7
111 = Divide by 8
Reserved
Bits per Sample
000 = 8 bits
001 = 16 bits
010 = 20 bits
011 = 24 bits
100-111 = Reserved
Number of Channels Number of channels in
each frame of the stream.
0000 = 1 channel
0001 = 2 channels
...
1111 = 16 channels
STAC9227/9228/9229/9230V 1.0 MARCH 2007
Description
PC AUDIO