AD74111
Table VI. Control Register A
Function
R/W
15
1
ADDRESS
14, 13, 12, 11
0000
RES
10
0
Reserved
9, 8, 7
0
ADC Input
Amplifier
6
0 = Off
1 = On
ADC
5
0 = Off
1 = On
DAC
4
0 = Off
1 = On
Reference
3
0 = Off
1 = On
Reference
Amplifier
2
0 = Off
1 = On
Reserved
1, 0
0
Table VII. Control Register B
Function
R/W
15
1
Third MCLK
Divider
5, 4
00 = Divide by 1
01 = Divide by 2
10 = Divide by 4
11 = Divide by 1
Second MCLK
Divider
3, 2
00 = Divide by 1
01 = Divide by 2
10 = Divide by 3
11 = Divide by 1
First MCLK
Divider
1, 0
00 = Divide by 1
01 = Divide by 2
10 = Divide by 3
11 = Divide by 1
ADDRESS
14, 13, 12, 11
0001
RES
10
0
Reserved
9, 8, 7, 6
0
Table VIII. Control Register C
Function
R/W
15
1
ADDRESS
14, 13, 12, 11
0010
RES
10
0
Reserved
9, 8, 7, 6
0
DAC and ADC
Word Width
5, 4
00 = 16 Bits
01 = 20 Bits
10 = 24 Bits
11 = 24 Bits
Low Group
Delay
3
0 = Disabled
1 = Enabled
DAC
De-emphasis
2, 1
00 = None
01 = 44.1 kHz
10 = 32 kHz
11 = 48 kHz
ADC High-
Pass Filter
0
0 = Disabled
1 = Enabled
Table IX. Control Register D
Function
R/W
15
1
DM/MM
3
Master/
Slave
0
f
S
f
S
0 = Slave
1 = Master
ADDRESS
14, 13, 12, 11
0011
RES
10
0
Multiframe Sync
9
0 = Normal Mode
1 = MFS Mode
Reserved
8, 7, 6, 5, 4
0
DSP Mode
2
Fast DCLK
1
0 = 128
1 = 256
0 = Data Mode 0 = 16 Bits
1 = Mixed Mode 1 = 32 Bits
                        
                        prev
                        
                        next