adau1461 Analog Devices, Inc., adau1461 Datasheet - Page 20

• Manufacturer Part Number: adau1461
• Description: Sigmadsp Stereo, Low Power, 96 Khz, 24-bit Audio Codec With Integrated Pll Adau1461
• Manufacturer: Analog Devices, Inc.

ADAU1461
0.1µF
0.1µF
AUX RIGHT
AUX LEFT
V
V
L/R SELECT
L/R SELECT
DD
DD
MICROPHONE
MICROPHONE
DIGITAL
DIGITAL
1kΩ
CLK
CLK
1kΩ
GND
GND
DATA
DATA
SOURCE
CLOCK
Figure 28. System Block Diagram with Digital Microphones and SSM2306 Class-D Speaker Driver
BCLK
BCLK
CM
10µF
10µF
49.9Ω
0.1µF
10µF
DVDDOUT
MICBIAS
LINP
LINN
RINN
RINP
JACKDET/MICIN
LAUX
RAUX
MCLK
+
0.1µF
10µF
ADAU1461
+
IOVDD
Rev. 0 | Page 20 of 88
AVDD
ADC_SDATA/GPIO1
DAC_SDATA/GPIO0
ADDR0/CLATCH
ADDR1/CDATA
LRCLK/GPIO3
BCLK/GPIO2
AVDD
MONOOUT
SDA/COUT
SCL/CCLK
ROUTP
ROUTN
LOUTP
LOUTN
RHP
LHP
1.2nH
CM
0.1µF
0.1µF
10µF
+
0.1µF
22nF
22nF
22nF
22nF
9.1pF
HEADPHONE
CAPLESS
OUTPUT
SERIAL DATA
CONTROLLER
R
R
R
R
EXT
EXT
EXT
EXT
SYSTEM
10µF
10µF
INL+
INL–
INR+
INR–
+
STEREO SPEAKER
SD
CLASS-D 2W
VDD
SSM2306
0.1µF
DRIVER
2.5V TO 5.0V
GND
VDD
GND
OUTR+
OUTR–
OUTL+
OUTL–
LEFT
SPEAKER
RIGHT
SPEAKER