VREF
O
MICBIAS
O
Cdepop
O
27 Internal Reference voltage
32 MIC BIAS Voltage output
18 Depop capacitor for headphone output
ALC5633Q
Datasheet
2.2uf capacitor to analog ground
Programmable Analog DC output with 3mA drive
Capacitor to analog ground
Total: 3 Pins
6.4. Power/Ground
Table 4. Power/Ground
Name Type Pin
Description
DGND
P
12 Digital ground
SPKGND
P
24 Speaker ground
AGND
P
28 Analog ground
DCVDD
P
13 Digital power for digital core
DBVDD
P
14 Digital power for digital I/O
SPKVDD
P
26 Speaker power
AVDD
P
31 Analog power
Ground
Ground
Ground
1.71V~3.6V
1.71V~3.6V
3.0V~5.5V
2.3V~3.6V
Total: 7 Pins
Characteristic Definition
I2S Stereo Audio Codec + Mono Class-AB/D Amp
6
Rev. 0.1