AD1839AAS datasheet(21/24 Pages) AD

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AD1839A

Rev. B | Page 21 of 24

Table 11. DAC Control 1

Function

Address

R/W

RES

De-emphasis

DAC Data Format

DAC Data-Word Width

Power-Down Reset

Sample Rate

15, 14, 13, 12

9, 8

7, 6, 5

4, 3

1, 0

0000

00 = None

000 = I2S

00 = 24 Bits

0 = Normal

00 = 8 × (48 kHz)

01 = 44.1 kHz

001 = RJ

01 = 20 Bits

1 = Power-Down

01 = 4 × (96 kHz)

10 = 32.0 kHz

010 = DSP

10 = 16 Bits

10 = 2 × (192 kHz)

11 = 48.0 kHz

011 = LJ

11 = Reserved

11 = 8 × (48 kHz)

100 = Packed 256

101 = Packed128

110 = Reserved

111 = Reserved

Table 12. DAC Control 2

Function

MUTE DAC

Address

R/W

RES

Reserved

Stereo

Replicate

Reserved

OUTR3

OUTL3

OUTR2

OUTL2

OUTR1

OUTL1

15, 14,

13, 12

0001

0 = Off

0 = On

1 = Replicate

1 = Mute

Table 13. DAC Volume Control

Function

Address

R/W

RES

DAC Volume

15, 14, 13, 12

9, 8, 7, 6, 5, 4, 3, 2, 1, 0

0010 = DACL1

0000000000 = Mute

0011 = DACR1

0000000001 = 1/1023

0100 = DACL2

0000000010 = 2/1023

0101 = DACR2

1111111110 = 1022/1023

0110 = DACL3

1111111111 = 1023/1023

0111 = DACR3

Table 14. ADC Peak

Function

Address

R/W

RES

Six Data Bits

Four Fixed Bits

15, 14, 13, 12

9, 8, 7, 6, 5, 4

3, 2, 1, 0

1010 = Left ADC

000000 = 0.0 dBFS

0000

1011 = Right ADC

000001 = –1.0 dBFS

000010 = –2.0 dBFS

These four bits are always 0.

111111 = –63.0 dBFS

Table 15. ADC Control 1

Function

Address

R/W

RES

Reserved

Filter

ADC Power-

Down

Sample Rate

Reserved

15, 14, 13, 12

5, 4, 3, 2, 1, 0

1100

0 = All Pass

0 = Normal

0 = 48 kHz

0, 0, 0, 0, 0, 0

1 = High-Pass

1 = Power-Down

1 = 96 kHz

0, 0, 0, 0, 0, 0

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