UMTS/HSPA
UC20 EVB User Guide
UC20_EVB_User_Guide Confidential / Released 23 / 25
PCM_IN
PCM_OUT
PCM_SYNC
PCM_CLK
I2C_SCL
I2C_SDA
CODEC
NAU8814
UC20
1.8V
10K
10K
BCLK
MCLK
FS
DACIN
ADCOUT
SCLK
SDIN
MIC_BIAS
MIC_BIAS
MIC+
MIC-
SPKOUT+
SPKOUT-
UC20 EVB_1.01
Figure 14: Audio Codec Circuit
