AK4440 AKM [Asahi Kasei Microsystems], AK4440 Datasheet - Page 25

• Manufacturer Part Number: AK4440
• Description: 192kHz 24-Bit 8ch DAC with 2Vrms Output
• Manufacturer: AKM [Asahi Kasei Microsystems]

MS1088-E-01
Addr Register Name
Addr Register Name
02H
03H
SLOW: Slow Roll-off Filter Enable
RRST: All registers are initialized.
PW4-1: Power-down control (0: Power-down, 1: Power-up)
DEMA-D: De-emphasis Enable bit of DAC1/2/3/4
Power Down Control
DEM Control
10: Quad speed
When changing between Normal/Double Speed Mode and Quad Speed Mode, some click noise occurs.
0: Sharp Roll-off Filter
1: Slow Roll-off Filter
0: Normal Operation
1: Reset. All registers are initialized.
PW1: Power down control of DAC1
PW2: Power down control of DAC2
PW3: Power down control of DAC3
PW4: Power down control of DAC4
0: Disable
1: Enable
Default
Default
D7
0
0
D7
0
0
D6
0
0
D6
0
0
- 25 -
D5
D5
0
0
0
0
D4
D4
0
0
0
0
DEMA
PW4
D3
D3
0
1
DEMB
PW3
D2
D2
0
1
DEMC
PW2
D1
D1
0
1
[AK4440]
DEMD
2011/03
PW1
D0
D0
0
1