92HD98 Datasheet, PDF (16/273 Pages) Integrated Device Technology – SINGLE CHIP PC AUDIO SYSTEM

92HD98
SINGLE CHIP PC AUDIO SYSTEM, CODEC+MONO SPEAKER AMPLIFIER+CAPLESS HP+LDO
AFG
Power
State
RESET#
D0
De-Asserted
(High)
D1-D2
De-Asserted
(High)
D3
De-Asserted
(High)
D3cold -
D4
-
D5
-
2.2. Mixer
GPIO0
Enable
Input
Enable
Output
Enable
Convert
er Dig
En
Strea
m ID
Keep
Alive
En
Pin Behavior
Disabled Disabled -
-
-
Hi-Z (internal pull-down enabled)
Disabled
-
Disabled -
-
Enabled
0
-
Enabled
1-15 -
Active - Pin drives 0 (internal pull-down
NA)
Active - Pin drives SPDIF-format, but
data is zeroes (internal pull-down NA)
Active - Pin drives SPDIFOut1 data
(internal pull-down NA)
Disabled -
-
-
Hi-Z (internal pull-down enabled)
Disabled -
-
Active - Pin drives 0 (internal pull-down
NA)
Disabled Disabled
Enabled
-
0
Active - Pin drives 0 (internal pull-down
NA)
Enabled
-
1
Active - Pin drives SPDIF-format, but
data is zeroes (internal pull-down NA)
Disabled -
-
-
Hi-Z (internal pull-down enabled)
Disabled -
-
Hi-Z (internal pull-down enabled)
Disabled Disabled
Enabled
-
0
Hi-Z (internal pull-down enabled)
Enabled
-
1
Active - Pin drives SPDIF-format, but
data is zeroes (internal pull-down NA)
Disabled Disabled -
-
-
-
Hi-Z (internal pull-down enabled)
-
-
-
-
-
-
Hi-Z (port off)
-
-
-
-
-
-
Hi-Z (port off)
Table 5. SPDIF OUT 1 Behavior
The mixer supports independent gain (-34.5 to +12dB in 1.5dB steps) on each input as well as inde-
pendent mutes on each input. The following inputs are available:
• Port A
• Port C
• Port F
• DAC 0
• DAC 1
IDT CONFIDENTIAL
16
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
V 1.1 1/12
92HD98