參數(shù)資料
型號: EVAL-AD1937AZ
廠商: Analog Devices Inc
文件頁數(shù): 22/36頁
文件大?。?/td> 0K
描述: BOARD EVAL FOR AD1937
標準包裝: 1
主要目的: 音頻編解碼器
已用 IC / 零件: AD1937
主要屬性: 24 位,192 kHz,4 ADC: 107dB 動態(tài)范圍,8 DAC: 112dB 動態(tài)范圍
次要屬性: 分時復用(TDM)、I2C 和 SPI 接口,Popguard? 技術(shù)
已供物品:
AD1937
Rev. B | Page 29 of 36
Table 25. DAC Control 1 Register (Address 3, 0x03)
Bit
Value
Function
Description
0
Latch in midcycle (normal)
DBCLK active edge (TDM_IN)
1
Latch in at end of cycle (pipeline)
2:1
00
64 (2 channels)
DBCLKs per frame
01
128 (4 channels)
10
256 (8 channels)
11
512 (16 channels)
3
0
Left low
DLRCLK polarity
1
Left high
4
0
Slave
DLRCLK master/slave
1
Master
5
0
Slave
DBCLK master/slave
1
Master
6
0
DBCLK pin
DBCLK source
1
Internally generated
7
0
Normal
DBCLK polarity
1
Inverted
Table 26. DAC Control 2 Register (Address 4, 0x04)
Bit
Value
Function
Description
0
Unmute
Master mute
1
Mute
2:1
00
Flat
De-emphasis (32 kHz/44.1 kHz/48 kHz mode only)
01
48 kHz curve
10
44.1 kHz curve
11
32 kHz curve
4:3
00
24 bits
Word width
01
20 bits
10
Reserved
11
16 bits
5
0
Noninverted
DAC output polarity
1
Inverted
7:6
00
Reserved
Table 27. DAC Individual Channel Mutes Register (Address 5, 0x05)
Bit
Value
Function
Description
0
Unmute
DAC1L mute
1
Mute
1
0
Unmute
DAC1R mute
1
Mute
2
0
Unmute
DAC2L mute
1
Mute
3
0
Unmute
DAC2R mute
1
Mute
4
0
Unmute
DAC3L mute
1
Mute
5
0
Unmute
DAC3R mute
1
Mute
6
0
Unmute
DAC4L mute
1
Mute
7
0
Unmute
DAC4R mute
1
Mute
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