參數(shù)資料
型號： 935261790118
廠商： NXP SEMICONDUCTORS
元件分類： 消費家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PDSO28
封裝： 5.30 MM, PLASTIC, SSOP-28
文件頁數(shù)： 7/31頁
文件大?。?/td> 199K
代理商： 935261790118
2000 Feb 04
15
Philips Semiconductors
Preliminary specication
Low-voltage low-power stereo audio
CODEC with DSP features
UDA1344TS
TREBLE
A 2-bit value to program the treble setting. The used set
depends on the mode bits M1 and M0.
Table 21 Treble settings
DE-EMPHASIS
A 2-bit value to enable the digital de-emphasis filter.
Table 22 De-emphasis settings
MUTE
A 1-bit value to enable the digital mute.
Table 23 Mute
MODE
A 2-bit value to program the mode of the sound processing
filters of bass boost and treble.
Table 24 Flat/min./max. switch
POWER CONTROL
A 2-bit value to disable the ADC and/or DAC to reduce
power consumption.
Table 25 Power control settings
TR1
TR0
TREBLE SETTING
FLAT (dB)
MIN. (dB)
MAX. (dB)
0
000
0
1
022
1
0
044
1
066
DE1
DE0
SELECTION
0
no de-emphasis
0
1
de-emphasis 32 kHz
1
0
de-emphasis 44.1 kHz
1
de-emphasis 48 kHz
MT
SELECTION
0
no muting
1
muting
M1
M0
SELECTION
0
at
0
1
min.
1
0
min.
1
max.
PC1
PC0
SELECTION
ADC
DAC
0
off
0
1
off
on
1
0
on
off
1
on
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