adau1781bcpz-rl Analog Devices, Inc., adau1781bcpz-rl Datasheet - Page 23

• Manufacturer Part Number: adau1781bcpz-rl
• Description: Low Noise Stereo Codec With Sigmadsp Processing Core
• Manufacturer: Analog Devices, Inc.

MCLK SOURCE
STEREO DIGITAL
BEEP INPUT
EXTERNAL
EXTERNAL
MIC INPUT
10kΩ
R52
MCKO
PDN
MICBIAS
10µF
10µF
0.1µF
49.9kΩ
10µF
49.9kΩ
49.9kΩ
2.2pF
LMIC/LMICN/MICD1
LMICP
RMIC/RMICN/MICD2
RMICP
BEEP
MCKI
MCKO
PDN
Figure 25. System Block Diagram with Stereo Digital Microphone Inputs
0.1µF
10µF
IOVDD
ADAU1781
0.1µF
10µF
AVDD1
DAC_SDATA/GPIO0
ADC_SDATA/GPIO1
Rev. 0| Page 23 of 88
ADDR1/CLATCH
0.1µF
ADDR0/CDATA
10µF
LRCLK/GPIO3
BCLK/GPIO2
SDA/COUT
SCL/CCLK
AOUTR
AOUTL
GPIO
SPN
SPP
AVDD2
CM
0.1µF
47µF
100nF
CONTROLLER
SYSTEM
SERIAL
+
DATA
10µF
–
+
10kΩ
10kΩ
GPIO
8Ω
SPEAKER
OUT
100pF
100pF
10kΩ
10kΩ
STEREO
HEADPHONE
AMPLIFIER
10Ω 220µF
10Ω 220µF
STEREO SINGLE-ENDED
HEADPHONE OUTPUT
RIGHT_OUT
10kΩ
10kΩ
LEFT_OUT
ADAU1781