CS98100 Cirrus Logic, Inc., CS98100 Datasheet - Page 50
CS98100
Manufacturer Part Number
CS98100
Description
DVD Video Processor With Progressive Scan
Manufacturer
Cirrus Logic, Inc.
Datasheet
1.CS98100.pdf
(58 pages)
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6.6
This is the audio PCM interface that connects to an
audio CODEC. The sample rate and the size of the
50
Audio Output/Input Interface
120
121
122
128
130
131
132
137
134
136
Pin
Signal Name
AUD_LRCK
AIN_LRCK
AUD_XCK
AUD_BCK
AUD_DO0
AUD_DO1
AUD_DO2
AUD_DO3
IEC958_O
AIN_DATA
Table 21. Audio Output Interface Pin Assignments
Type
O
O
O
O
O
O
O
B
I
I
Audio 256x/384x Clock input or output to Serial DAC. When
output, it’s generated from CS98100 internal PLL.
Audio Bit Clock output to serial DAC. Polarity is programma-
ble.
Audio Out Left/Right Clock to serial DAC.
Audio Serial PCM Data Out[0] (Front)
Audio Serial PCM Data Out[1] (Surround)
Audio Serial PCM Data Out[2] (Center + LFE)
Audio Serial PCM Data Out[3] (2-channel downmix)
IEC-958 Output
This input can come from from an external comparator.
Left/Right Clock. Input from external audio ADC. The
CS98100 can be programmed to use the Audio Output func-
tion’s internally generated LR clock, in which case this pin is
not required.
samples are programmable for both input and out-
put direction.
Description
CS98100