UDA1341TS Datasheet, PDF (17/32 Pages) NXP Semiconductors – Economy audio CODEC for MiniDisc MD home stereo and portable applications

Philips Semiconductors
Economy audio CODEC for MiniDisc (MD)
home stereo and portable applications
Preliminary specification
UDA1341TS
7.21.2.3 Treble
A 2-bit value to program the treble setting. The used set
depends on the mode bits. The default setting is given in
Table 5.
Table 20 Treble settings
TR1 TR0
0
0
0
1
1
0
1
1
FLAT
(dB)
0
0
0
0
TREBLE
MIN.
(dB)
0
2
4
6
MAX.
(dB)
0
2
4
6
7.21.2.4 Peak detection position
A 1-bit value to control the position of the peak level
detector in the signal processing path. The default setting
is given in Table 5.
Table 21 Peak detection position settings
PP
FUNCTION
0
before tone features
1
after tone features
7.21.2.6 Mute
A 1-bit value to enable the digital mute. The default setting
is given in Table 5.
Table 23 Mute settings
MT
0
no mute
1
mute
FUNCTION
7.21.2.7 Mode
A 2-bit value to program the mode of the sound processing
filters of bass boost and treble. The default setting is given
in Table 5.
Table 24 Mode filter switch settings
M1
M0
FUNCTION
0
0 flat
0
1 minimum
1
0 minimum
1
1 maximum
7.21.2.5 De-emphasis
A 2-bit value to enable the digital de-emphasis filter.
The default setting is given in Table 5.
Table 22 De-emphasis settings
DE1 DE0
FUNCTION
0
0 no de-emphasis
0
1 de-emphasis: 32 kHz
1
0 de-emphasis: 44.1 kHz
1
1 de-emphasis: 48 kHz
1998 Dec 18
17