參數(shù)資料
型號: EVAL-AD1974EB
廠商: Analog Devices, Inc.
元件分類: Codec
英文描述: 4 ADC with PLL, 192 kHz, 24-Bit Codec
中文描述: 4 ADC,具有鎖相環(huán),192千赫,24位編解碼器
文件頁數(shù): 19/24頁
文件大?。?/td> 307K
代理商: EVAL-AD1974EB
AD1974
Table 17. PLL and Clock Control 1
Bit
Value
0
0
1
1
0
1
2
0
1
3
0
1
7:4
0000
Rev. 0 | Page 19 of 24
Function
PLL clock
MCLK
PLL clock
MCLK
Enabled
Disabled
Not locked
Locked
Reserved
Description
AUXPORT clock source select
ADC clock source select
On-chip voltage reference
PLL lock indicator (read only)
AUXPORT CONTROL REGISTERS
Table 18.
AUXPORT Control 0
Bit
Value
0
0
1
2:1
00
01
10
11
5:3
000
001
010
011
100
101
110
111
7:6
00
01
10
11
Function
Reserved
Reserved
32 kHz/44.1 kHz/48 kHz
64 kHz/88.2 kHz/96 kHz
128 kHz/176.4 kHz/192 kHz
Reserved
1
0
8
12
16
Reserved
Reserved
Reserved
Stereo (normal)
Reserved
ADC AUX mode (ADC-, TDM-coupled)
Reserved
Description
Reserved
Sample rate
AUXDATA delay (AUXBCLK periods)
Serial format
Table 19. AUXPORT Control 1
Bit
Value
0
0
1
2:1
00
01
10
11
3
0
1
4
0
1
5
0
1
6
0
1
7
0
1
Function
Reserved
Reserved
64 (two channels)
Reserved
Reserved
Reserved
Left low
Left high
Slave
Master
Slave
Master
AUXBCLK pin
Internally generated
Normal
Inverted
Description
AUXBCLKs per frame
AUXLRCLK polarity
AUXLRCLK master/slave
AUXBCLK master/slave
AUXBCLK source
AUXBCLK polarity
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