TL7231MD Datasheet, PDF (18/37 Pages) Samsung semiconductor – FULL LAYER-III ISO/IEC 11172-3 AUDIO DECODER

TL7231MD
7
6
5
4
3
2
1
0
Reserved
DE
MU#
SF
Bit
Bit
Number Mnemonic
Function
3
DE Deemphasis Enable:
When set, deemphasis is enabled. Reset value is 0.
2
MU# Mute Enable:
When cleared, mute is on. Reset value is 0.
1:0
FS
Sampling Frequency:
During MP3/voice decoding, it shows the sampling
frequency of bit stream. DACLRCK is set as follows:
00: 44.1KHz
01: 48KHz
10: 32KHz
11: not used
During voice encoding, it shows the sampling frequency
of bit stream. ADCADEN# is set as follows:
00: not used
01: not used
10: not used
11: 8KHz
Reset value is 00.
Figure 7. I/O Status reported through HDO2
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SAMSUNG Electronics Co.