adau1361 Analog Devices, Inc., adau1361 Datasheet - Page 18

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

ADAU1361
SYSTEM BLOCK DIAGRAMS
MICROPHONE
MICROPHONE
THE INPUT CAPACITOR VALUE DEPENDS ON THE
INPUT IMPEDANCE, WHICH VARIES WITH THE
VOLUME SETTING.
RIGHT
LEFT
AUX RIGHT
AUX LEFT
2kΩ
2kΩ
1kΩ
10µF
10µF
10µF
10µF
1kΩ
DETECTION
SIGNAL
SOURCE
JACK
CLOCK
10µF
10µF
0.1µF
49.9kΩ
Figure 24. System Block Diagram
LINP
LINN
MICBIAS
RINN
RINP
JACKDET/MICIN
LAUX
RAUX
MCLK
Rev. 0 | Page 18 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
MONOOUT
SDA/COUT
SCL/CCLK
ROUTP
ROUTN
LOUTP
LO
L
BCLK
RCLK
1.2nH
RHP
UTN
LHP
CM
0.1µF
0.1µF
10µF
+
0.1µF
9.1pF
SERIAL DATA
CONTROLLER
SYSTEM
10µF
EARPIECE
SPEAKER
CAPLESS
HEADPHONE
OUTPUT
EARPIECE
SPEAKER
+