alc888s Realtek Semiconductor Corporation, alc888s Datasheet - Page 3

• Manufacturer Part Number: alc888s
• Description: 7.1+2 Channel High Definition Audio Codec With Two Independent S/pdif-out
• Manufacturer: Realtek Semiconductor Corporation

1.
2.
3.
4.
5.
6.
7.
8.
7.1+2 Channel High Definition Audio Codec
w/Two Independent S/PDIF-OUT
2.1.
2.2.
4.1.
5.1.
5.2.
5.3.
5.4.
6.1.
6.2.
6.3.
6.4.
7.1.
7.2.
7.3.
7.4.
7.5.
8.1.
7.1.1.
7.1.2.
7.2.1.
7.2.2.
7.2.3.
7.2.4.
7.2.5.
7.3.1.
7.3.2.
7.3.3.
7.4.1.
7.4.2.
7.5.1.
7.5.2.
7.5.3.
8.1.1.
8.1.2.
8.1.3.
GENERAL DESCRIPTION ....................................................................................................................................1
FEATURES ...............................................................................................................................................................2
H
S
SYSTEM APPLICATIONS .....................................................................................................................................4
BLOCK DIAGRAM .................................................................................................................................................5
A
PIN ASSIGNMENTS................................................................................................................................................7
ALC888S P
G
ALC888SDD P
G
PIN DESCRIPTIONS ...............................................................................................................................................9
D
A
F
P
HIGH DEFINITION AUDIO LINK PROTOCOL..............................................................................................11
L
F
R
V
P
SUPPORTED VERBS AND PARAMETERS ......................................................................................................27
V
OFTWARE
ILTER
OWER
RAME
OWER
INK
ESET AND
ARDWARE
NALOG
REEN
REEN
IGITAL
NALOG
ERB AND
ERB
Signal Definitions .................................................................................................................................................12
Signaling Topology...............................................................................................................................................13
Outbound Frame – Single SDO............................................................................................................................14
Outbound Frame – Multiple SDOs.......................................................................................................................15
Inbound Frame – Single SDI ................................................................................................................................16
Inbound Frame – Multiple SDIs...........................................................................................................................17
Variable Sample Rates .........................................................................................................................................17
Link Reset .............................................................................................................................................................20
Codec Reset ..........................................................................................................................................................21
Codec Initialization Sequence ..............................................................................................................................22
Command Verb Format........................................................................................................................................22
Response Format..................................................................................................................................................24
System Power State Definitions............................................................................................................................25
Power Controls in NID 01h..................................................................................................................................26
Powered Down Conditions...................................................................................................................................26
Parameter – Vendor ID (Verb ID=F00h, Parameter ID=00h)............................................................................27
Parameter – Revision ID (Verb ID=F00h, Parameter ID=02h)..........................................................................27
Parameter – Subordinate Node Count (Verb ID=F00h, Parameter ID=04h) .....................................................28
S
– G
IGNALS
/R
/G
P
P
C
M
ACKAGE AND
ACKAGE AND
I/O P
I
I/O P
OMPOSITION
EFERENCE
ROUND
ET
ANAGEMENT
NPUT
R
F
I
IN
F
NITIALIZATION
ESPONSE
P
EATURES
EATURES
ARAMETERS
INS
INS
............................................................................................................................................................11
A
/O
IN
SSIGNMENTS
........................................................................................................................................................10
.........................................................................................................................................................9
UTPUT
A
........................................................................................................................................................9
....................................................................................................................................................10
SSIGNMENTS
F
..................................................................................................................................................3
................................................................................................................................................14
V
V
...............................................................................................................................................25
ORMAT
................................................................................................................................................2
ERSION
ERSION
U
NIT
(V
.......................................................................................................................................20
.......................................................................................................................................7
ERB
.....................................................................................................................................6
..................................................................................................................................22
I
I
Table of Contents
.................................................................................................................................8
DENTIFICATION
DENTIFICATION
ID=F00
H
).............................................................................................................27
........................................................................................................7
........................................................................................................8
iii
ALC888S & ALC888SDD
Track ID: JATR-1076-21
Datasheet
Rev. 1.2