UDA1342 PHILIPS [NXP Semiconductors], UDA1342 Datasheet - Page 24

• Manufacturer Part Number: UDA1342
• Description: Audio CODEC
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
9.14
A 2-bit value to define the silence period for the silence
detector.
Table 33 Silence detection period
9.15
A 2-bit value to select the output signal on pin STATUS.
Table 34 Multi purpose output selection
9.16
A 2-bit value to program the mode of the sound processing
filters of bass boost and treble.
Table 35 Flat/min./max. switch position
9.17
A 4-bit value to program the bass boost settings. The used
set depends on the setting of bits M1 and M0.
At f
250 Hz and the 3 dB point for maximum setting is 300 Hz.
The default value is 0000.
2000 Mar 29
MP1
SD1
Audio CODEC
M1
s
0
0
1
1
0
0
1
1
0
0
1
1
= 44.1 kHz the 3 dB point for minimum setting is
Silence detection period
Multi purpose output
Mode
Bass boost
MP0
SD0
M0
0
1
0
1
0
1
0
1
0
1
0
1
3200 samples
4800 samples
9600 samples
19200 samples
no output
overflow (ADC) detection
reserved
digital silence detection
flat
min.
min.
max.
FUNCTION
FUNCTION
FUNCTION
24
Table 36 Bass boost settings
9.18
A 2-bit value to program the treble setting. The used set
depends on the setting of bits M1 and M0. At f
the 3 dB point for minimum setting is 3.0 kHz and the
value is 00.
Table 37 Treble settings
3 dB point for maximum setting is 1.5 kHz. The default
BB3
TR1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
1
1
Treble
BB2
TR0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
1
0
1
BB1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
FLAT
0
0
0
0
BB0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
TREBLE (dB)
Preliminary specification
FLAT
MIN.
BASS BOOST (dB)
UDA1342TS
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
6
MIN.
10
12
14
16
18
18
18
18
18
18
18
0
2
4
6
8
s
= 44.1 kHz
MAX.
0
2
4
6
MAX.
10
12
14
16
18
20
22
24
24
24
24
0
2
4
6
8