参数资料
型号: PCM1737E
英文描述: 24-Bit, 192kHz Sampling Enhanced Multi-Level, Delta-Sigma, Audio DIGITAL-TO-ANALOG CONVERTER
中文描述: 24位192kHz采样增强的多级,Δ-Σ,音频数字模拟转换器
文件页数: 10/27页
文件大小: 180K
代理商: PCM1737E
18
PCM1737
R/W
Read/Write Mode Select
When R/W = 0, a Write operation is performed.
When R/W = 1, a Read operation is performed.
Default Value: 0
DACx
DAC Operation Control
Where x = 1 or 2, corresponding to the DAC output VOUTL (x = 1) or VOUTR (x = 2).
These bits are Read/Write.
Default Value: 0
DACx = 0
DAC Operation Enabled (default)
DACx = 1
DAC Operation Disabled
The DAC operation controls are used to enable and disable the DAC outputs, VOUTL and VOUTR. When
DACx = 0, the corresponding output will generate the audio waveform dictated by the data present on the
DATA pin. When DACx = 1, the corresponding output will be set to the bipolar zero level, or VCC/2.
DM12
Digital De-Emphasis Function Control
This bit is Read/Write.
Default Value: 0
DM12 = 0
De-Emphasis Disabled (default)
DM12 = 1
De-Emphasis Enabled
The DM12 bit is used to enable or disable the digital de-emphasis function. Refer to the plots shown in the
Typical Performance Curves section of this data sheet.
DMF[1:0]
Sampling Frequency Selection for the De-Emphasis Function
These bits are Read/Write.
Default Value: 00B
The DMF[1:0] bits are used to select the sampling frequency used for the digital de-emphasis function when it
is enabled.
DMF[1:0]
De-Emphasis Same Rate Selection
00
44.1kHz (default)
01
48kHz
10
32kHz
11
Reserved
B15
B14
B13
B12
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
B0
REGISTER 19
R/W
IDX6
IDX5
IDX4
IDX3
IDX2
IDX1
IDX0
res
DMF1
DMF0
DM12
res
DAC2
DAC1
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相关代理商/技术参数
参数描述
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