ALC5642-VF
Datasheet
4. Function Block and Mixer Path
4.1. Function Block
CPVDD
CPGND
LDO2
DSP
LDO1
LDO1_IN
Digtial I/O
Digital Core
MICBIAS1
0.9 * MICVDD
0.75 * MICVDD
REG_EN
CPP1
CPN1
CPP2
CPN2
AVDD
Charge Pump
Headphone
block
Class-D
Power Stage
Analog Core
DACREF
CPVEE
CPVPP
MICBST1
MICBST2
INL
HPO_L_Vol
HPOL
HPOR
INR
HPO_R_Vol
IN1P
IN1N
IN3P
IN3N
IN2P
IN2N
LOUTL
LOUTR
ADCL
ADCR
MIC
Boost
ADC
Volume
OUT_Vol
REC
Mixer
DACL1
Realtek
Audio Sound
Effect
High Pass
Filter
Output
Mixer
MONOP
MONON
DACR1
DACL2
DACR2
DAC
Volume
SPOLP
SPOLN
High Pass
Filter
Volume
SPO_L_Vol
SPO_R_Vol
SPORP
SPORN
MICVDD
MICBIAS
MICBIAS1
Voice DSP
AVDD
Digital Audio Interface
I2C
Control
DMIC
Interface
Reference
Voltage
VREF1
VREF2
PLL
Spike
Filter
Spike
Filter
Figure 1. Block Diagram
Multi-Channel Audio Hub/CODEC with embedded Voice
DSP and SounzRealTM Digital Sound Effect
4
Rev. 0.93
REALTEK [ Realtek Semiconductor Corp. ]
