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FUNCTIONAL BLOCK DIAGRAM
4. Block Diagram and Functions
LDOE
TVDD
VDD18
LDO
BICK/DCLK
LRCK/DSDL1
Soft Mute
SDTI1/DSDR1
PCM
Data
SDTI2/DSDL2
Interface
De-empha
SDTI3/DSDR2/TDMO1
sis
DSD Filter
SDTI4/DSDL3/TDMO2
Soft Mute
DSD
Data
Interface
DSD Filter
DSDR3
DSDL4
DSDR4
Soft Mute
DSD Filter
DZF/SMUTE
CAD1/DCHAIN
Soft Mute
DSD Filter
I2C
CAD0_I2C/CSN/DIF
Control
Register
SCL/CCLK/TDM1
SDA/CDTI/TDM0
PS/CAD0_SPI
Figure 1. Block Diagram
014011794-E-00
[AK4458]
DVSS
PDN
AVDD
AVSS
Bias
DATT
AOUTL1P
8X
SCF
Interpolator
AOUTL1N
VREFH1
Vref
DATT
Modulator
VREFL1
Soft Mute
Noise
Rejection
Filter
AOUTR1P
SCF
AOUTR1N
DATT
AOUTL2P
8X
SCF
Interpolator
AOUTL2N
VREFH2
Vref
DATT
Modulator
VREFL2
Soft Mute
Noise
Rejection
Filter
AOUTR2P
SCF
AOUTR2N
DATT
AOUTL3P
8X
SCF
Interpolator
AOUTL3N
VREFH3
Vref
DATT
Modulator
VREFL3
Soft Mute
Noise
Rejection
Filter
AOUTR3P
SCF
AOUTR3N
DATT
8X
AOUTL4P
SCF
Interpolator
AOUTL4N
VREFH4
Vref
DATT
Modulator
VREFL4
Soft Mute
Noise
Rejection
Filter
AOUTR4P
SCF
AOUTR4N
Clock
Divider
MCLK
2015/01
- 5 -
AK5358BET (DAC : U5001)
AK5358BET Pin Function
64
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