WM8768_10 WOLFSON [Wolfson Microelectronics plc], WM8768_10 Datasheet - Page 31

• Manufacturer Part Number: WM8768_10
• Description: 24-bit, 192kHz 8-Channel DAC
• Manufacturer: WOLFSON [Wolfson Microelectronics plc]

Production Data
w
(all channels)
Attenuation
Attenuation
Attenuation
Attenuation
Attenuation
Attenuation
Attenuation
Attenuation
Attenuation
REGISTER
ADDRESS
0000000
0000001
0000100
0000101
0000110
0000111
0001101
0001110
0001000
DACR1
DACR2
DACR3
DACR4
DACL1
DACL2
DACL3
DACL4
Master
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Digital
BIT
7:0
7:0
7:0
7:0
7:0
7:0
7:0
7:0
7:0
8
8
8
8
8
8
8
8
8
RDA1[6:0]
RDA2[7:0]
RDA3[7:0]
RDA3[7:0]
LDA1[7:0]
LDA2[7:0]
LDA3[7:0]
LDA3[7:0]
MASTDA
UPDATE
UPDATE
UPDATE
UPDATE
UPDATE
UPDATE
UPDATE
UPDATE
UPDATE
DAC DIGITAL VOLUME CONTROL
The DAC volume may also be adjusted in the digital domain using independent digital attenuation
control registers
LABEL
[7:0]
Not latched
Not latched
Not latched
Not latched
Not latched
Not latched
Not latched
Not latched
Not latched
DEFAULT
11111111
11111111
11111111
11111111
11111111
11111111
11111111
11111111
11111111
(0dB)
(0dB)
(0dB)
(0dB)
(0dB)
(0dB)
(0dB)
(0dB)
(0dB)
Digital Attenuation data for Left channel DACL1 in 0.5dB steps. See
Table 16
Controls simultaneous update of all Attenuation Latches
Digital Attenuation data for Right channel DACR1 in 0.5dB steps.
See Table 16
Controls simultaneous update of all Attenuation Latches
Digital Attenuation data for Left channel DACL2 in 0.5dB steps. See
Table 16
Controls simultaneous update of all Attenuation Latches
Digital Attenuation data for Right channel DACR2 in 0.5dB steps.
See Table 16
Controls simultaneous update of all Attenuation Latches
Digital Attenuation data for Left channel DACL3 in 0.5dB steps. See
Table 16
Controls simultaneous update of all Attenuation Latches
Digital Attenuation data for Right channel DACR3 in 0.5dB steps.
See Table 16
Controls simultaneous update of all Attenuation Latches
Digital Attenuation data for Left channel DACL4 in 0.5dB steps. See
Table 16
Controls simultaneous update of all Attenuation Latches
Digital Attenuation data for Right channel DACR4 in 0.5dB steps.
See Table 16
Controls simultaneous update of all Attenuation Latches
Digital Attenuation data for all DAC channels in 0.5dB steps. See
Table 16
Controls simultaneous update of all Attenuation Latches
0: Store LDA1 in intermediate latch (no change to output)
1: Store LDA1 and update attenuation on all channels
0: Store RDA1 in intermediate latch (no change to output)
1: Store RDA1 and update attenuation on all channels.
0: Store LDA2 in intermediate latch (no change to output)
1: Store LDA2 and update attenuation on all channels.
0: Store RDA2 in intermediate latch (no change to output)
1: Store RDA2 and update attenuation on all channels.
0: Store LDA3 in intermediate latch (no change to output)
1: Store LDA3 and update attenuation on all channels.
0: Store RDA3 in intermediate latch (no change to output)
1: Store RDA3 and update attenuation on all channels.
0: Store LDA4 in intermediate latch (no change to output)
1: Store LDA4 and update attenuation on all channels.
0: Store RDA4 in intermediate latch (no change to output)
1: Store RDA4 and update attenuation on all channels.
0: Store gain in intermediate latch (no change to output)
1: Store gain and update attenuation on all channels.
DESCRIPTION
PD Rev 4.3 July 2010
WM8768
31