92HD66C IDT [Integrated Device Technology], 92HD66C Datasheet - Page 14

• Manufacturer Part Number: 92HD66C
• Description: SIX CHANNEL HD AUDIO CODECS
• Manufacturer: IDT [Integrated Device Technology]

92HD66C
SIX CHANNEL HD AUDIO CODECS WITH DUAL CAPLESS HEADPHONE AMPLIFIERS
IDT CONFIDENTIAL
©2011 INTEGRATED DEVICE TECHNOLOGY, INC.
D3cold
Power
D0-D4
D0-D4
D0-D4
D0-D4
D1-D2
State
AFG
D0
D3
D4
D5
De-Asserted
De-Asserted
De-Asserted
De-Asserted
De-Asserted
De-Asserted
De-Asserted
De-Asserted
Asserted
RESET#
(High)
(High)
(High)
(High)
(High)
(High)
(High)
(High)
(Low)
-
Per HDA015-B, the SPDIF outputs support the ability to provide clocking information even when no
stream is selected for the converter, or when in a low power state. Also, as stated in the DCN, the
SPDIF output ports support port presence detect.
SPDIF Outputs are outlined in tables below. .
Enable
GPIO0
0
1
0
0
0
0
0
0
-
-
Enable
Input
0
1
0
0
0
0
0
-
-
-
Output
Enable
Table 6. SPDIF OUT 0 or 1 Behavior
0
0
1
1
1
1
1
-
-
-
Keep
Alive
En
0
1
0
0
1
1
0
0
1
1
-
-
-
-
-
-
-
Converter
Dig En
14
0
1
0
1
0
1
0
1
0
1
0
1
-
-
-
-
-
-
-
Stream
1-15
1-15
ID
0
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
SPDIF
SPDIF
Mode
GPIO
DMIC
IN or
OUT
Pin
IN
Pin functions as SPDIF input or DMIC
Active - Pin drives SPDIF-format, but
Active - Pin drives SPDIF-format, but
Active - Pin drives SPDIF-format, but
Active - Pin drives SPDIF-format, but
Active - Pin drives SPDIF-format, but
Active - Pin drives SPDIF-format, but
Active - Pin drives SPDIF-format, but
Active - Pin drives SPDIFOut1 data
Active - Pin drives SPDIFOut1 data
Hi-Z immediately after power on,
configuration (internal pull-down
otherwise the previous state is
Active - Pin reflects GPIO0
Active - Pin drives 0
Active - Pin drives 0
Active - Pin drives 0
data is zeroes
data is zeroes
data is zeroes
data is zeroes
data is zeroes
data is zeroes
data is zeroes
Pin Behavior
retained.
enabled)
input
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
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92HD66C