adau1361 Analog Devices, Inc., adau1361 Datasheet - Page 19

• Manufacturer Part Number: adau1361
• Description: Stereo, Low Power, 96 Khz, 24-bit Audio Codec With Integrated Pll
• Manufacturer: Analog Devices, Inc.

THE INPUT CAPACITOR VALUE DEPENDS ON THE
INPUT IMPEDANCE, WHICH VARIES WITH THE
VOLUME SETTING.
SINGLE-ENDED
SINGLE-ENDED
MICROPHONE
MICROPHONE
ANALOG
ANALOG
AUX RIGHT
GND
GND
V
V
AUX LEFT
DD
DD
OUTPUT
OUTPUT
1kΩ
1kΩ
DETECTION
SIGNAL
SOURCE
JACK
CLOCK
CM
CM
10µF
10µF
10µF
10µF
0.1µF
Figure 25. System Block Diagram with Analog Microphones
49.9kΩ
MICBIAS
LINN
LINP
RINN
RINP
JACKDET/MICIN
LAUX
RAUX
MCLK
Rev. 0 | Page 19 of 80
0.1µF
10µF
DVDDOUT
+
0.1µF
10µF
+
IOVDD
ADAU1361
FROM VOLTAGE
(1.8V TO 3.3V)
REGULATOR
AVDD
ADDR0/CLATCH
ADDR1/CDATA
AVDD
ADC_SDATA
DAC_SDATA
SDA/COUT
MONOOUT
SCL/CCLK
ROUTP
ROUTN
LOUTP
LOUTN
LRCLK
BCLK
1.2nH
RHP
LHP
CM
0.1µF
0.1µF
+
10µF
0.1µF
9.1pF
SERIAL DATA
CONTROLLER
SYSTEM
10µF
EARPIECE
SPEAKER
CAPLESS
HEADPHONE
OUTPUT
EARPIECE
SPEAKER
ADAU1361
+