SAA2003H datasheet(22/44 Pages) PHILIPS

22 / 44 page

May 1994

Philips Semiconductors

Preliminary speciﬁcation

Stereo ﬁlter and codec

SAA2003

The codec internal settings register is shown in Table 19.

Table 19 Codec internal settings register formats.

Table 20 Codec status register formats.

BITS

DESCRIPTION

ENCODING/DECODING

15 to 12

bit rate index

encoding only

11 and 10

sample frequency

encoding only

decode mode

encoding and decoding

external FS256

encoding and decoding

2 channel mono

encoding only

mute sub-band ﬁlters

encoding and decoding

external master I2S

encoding and decoding

select channel I/II

decoding only

3 and 2

transparent bits

encoding only

1 and 0

emphasis indication

encoding only

BITS

DESCRIPTION

ENCODING/DECODING

15 to 12

bit rate index

encoding and decoding

11 and 10

sample frequency

encoding and decoding

ready-to-receive

encoding and decoding

not used

−

7 and 6

sub-band mode

encoding and decoding

synchronization

decoding only

clock OK

encoding and decoding

3 and 2

transparent bits

encoding and decoding

1 and 0

emphasis indication

encoding and decoding

ﬁrst channel identiﬁcation

−

17 to 31

ﬁrst channel peak level; LSB ﬁrst

−

second channel identiﬁcation

−

33 to 47

second channel peak level; LSB ﬁrst

−

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