参数资料
型号: UDA1342TSDB-T
厂商: NXP SEMICONDUCTORS
元件分类: 消费家电
英文描述: Audio CODEC
中文描述: SPECIALTY CONSUMER CIRCUIT, PDSO28
封装: 5.30 MM, ROHS COMPLIANT, PLASTIC, MO-150, SSOP-28
文件页数: 19/48页
文件大小: 304K
代理商: UDA1342TSDB-T
2000 Jul 31
26
Philips Semiconductors
Product specication
Audio CODEC
UDA1342TS
9.24
DAC volume control
Four 8-bit values to program the volume attenuations. The range is from 0 to
66 dB and ∞ dB in steps of 0.25 dB.
Bits VL and VR are master volumes for the left and right channels.
Table 43 DAC volume settings
9.25
DAC mixer volume control
Four 8-bit values to program the volume attenuations. The range is from 0 to
60 dB and ∞ dB in steps of 0.25 dB.
When the DAC mixer is enabled, the signal from the digital interface can be controlled by bits VA and the signal from the
ADC can be controlled by bits VB.
Table 44 DAC volume settings
VL7
VR7
VL6
VR6
VL5
VR5
VL4
VR4
VL3
VR3
VL2
VR2
VL1
VR1
VL0
VR0
VOLUME (dB)
00000000
0
00000001
0.25
00000010
0.50
00000011
0.75
00000100
1.00
::::::::
:
11000100
49.0
11000101
49.25
11000110
49.5
11000111
49.75
11001000
50.0
11001100
52.0
11010000
54.0
11010100
57.0
11011000
60.0
11011100
66.0
11100000
::::::::
:
11111111
VA7
VB7
VA6
VB6
VA5
VB5
VA4
VB4
VA3
VB3
VA2
VB2
VA1
VB1
VA0
VB0
VOLUME (dB)
00000000
0
00000001
0.25
00000010
0.50
00000011
0.75
00000100
1.00
::::::::
:
10101100
43.0
10101101
43.25
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