WAU8822YG Nuvoton Technology Corporation of America, WAU8822YG Datasheet
WAU8822YG
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WAU8822YG Summary of contents
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... Volume Control Control High Pass & Limiter RADC RDAC Notch Filters 5-band EQ 3D Digital Audio Interface Serial Control PCM Interface PLL Page WAU8822 emPowerAudio ™ Headphones/ Line drivers AUXOUT2 AUXOUT1 LHP Output Mixer RHP BTL Speaker LSPKOUT RSPKOUT WAU8822YG September 4, 2008 ...
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... Pinout LMICP LMICN LLIN/GPIO2 RMICP RMICN RLIN/GPIO3 FS BCLK Part Number WAU8822YG WAU8822 Data Sheet Rev 0.86 emPowerAudio ™ WAU8822YG 32-lead QFN RoHS Dimension Package 32-QFN Page VSSSPK RSPKOUT AUXOUT2 AUXOUT1 RAUXIN LAUXIN MODE SDIO Package Material Pb-Free September 4, 2008 ...
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Pin Descriptions Pin # Name 1 LMICP Analog Input 2 LMICN Analog Input 3 LLIN/GPIO2 Analog Input / Digital I/O 4 RMICP Analog Input 5 RMICN Analog Input 6 RLIN/GPIO3 Analog Input / Digital I Digital I/O 8 ...
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WAU8822 Data Sheet Rev 0.86 emPowerAudio ™ Figure 1: WAU8822 Block Diagram Page September 4, 2008 ...
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Conditions: VDDC = 1.8V, VDDA = VDDB = VCCSPK = 3.3V, MCLK = 12.88MHz, T 24-bit audio data, 64X oversampling rate, unless otherwise stated. Parameter Symbol Analog to Digital Converter (ADC) 1 Full scale input signal Signal-to-noise ratio 2 Total ...
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Electrical Characteristics, cont’d. Conditions: VDDC = 1.8V, VDDA = VDDB = VCCSPK = 3.3V, MCLK = 12.288MHz +25°C, 1kHz signal 48kHz, 24-bit audio data, unless otherwise stated. A Parameter Symbol Headphone Output (RHP / LHP with ...
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Electrical Characteristics, cont’d. Conditions: VDDC = 1.8V, VDDA = VDDB = VCCSPK = 3.3V, MCLK = 12.88MHz +25°C, 1kHz signal 48kHz, 24-bit audio data, unless otherwise stated. A Parameter Symbol Automatic Level Control (ALC) & Limiter: ...
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Absolute Maximum Ratings Condition VDDB, VDDC, VDDA supply voltages VDDSPK supply voltage (default register configuration) VDDSPK supply voltage (optional low voltage configuration) Core Digital Input Voltage range Buffer Digital Input Voltage range Analog Input Voltage range Industrial operating temperature Storage ...
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General Description The WAU8822 is a stereo device with identical left and right channels that share common support elements. Additionally, the right channel auxiliary output path includes a dedicated submixer that supports mixing the right auxiliary input directly into ...
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ADC, DAC, and Digital Signal Processing Each left and right channel has an independent high quality ADC and DAC associated with it. These are high performance, 24-bit delta-sigma converters that are suitable for a very wide range of applications. ...
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Application Information 2.1 Typical Application Schematic 220K ohm VDDB 3 VSS Analog Inputs: 6 Jack Switch No Connection Detection if “not used” Example 19 C16 1uF 20 C15 R4 ...
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Power Consumption WAU8822 has flexible power management capability which allows sections not being used to be powered down, to draw minimum current in battery-powered applications. Table – shows typical power consumption in different operating conditions. Mode Conditions OFF Sleep ...
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Supply Currents of Specific Blocks WAU8822 can be programmed to enable/disable various analog blocks individually, and the current to some of the major blocks can be reduced with minimum impact on performance. The table below shows the change in ...
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Appendix A: Digital Filter Characteristics Parameter ADC Filter Passband Passband Ripple Stopband Stopband Attenuation Group Delay ADC High Pass Filter High Pass Filter Corner Frequency DAC Filter Passband Passband Ripple Stopband Stopband Attenuation Group Delay TERMINOLOGY 1. Stop Band ...
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Figure 3: DAC Filter Frequency Response Figure 4: DAC Filter Ripple WAU8822 Data Sheet Rev 0.86 emPowerAudio ™ Figure 5: ADC Filter Frequency Response Figure 6: ADC Filter Ripple Page September 4, 2008 ...
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Figure 7: ADC Highpass Filter Response, Audio Mode 0 0 -20 - -40 - -60 -60 -80 -80 100 100 Figure 8: ADC Highpass Filter Response, HPF ...
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-10 -10 -10 -15 -15 - Figure 11: EQ Band 1 Gains for ...
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-10 -10 -10 -10 -15 -15 -15 - ...
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Appendix D: Register Overview DEC HEX NAME Bit Software Reset 1 01 Power Management 1 DCBUFEN AUX1MXEN 2 02 Power Management 2 RHPEN 3 03 Power Management 3 AUXOUT1EN AUXOUT2EN General Audio Controls 4 04 Audio ...
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Package Dimensions 32-lead Plastic QFN; 5X5mm WAU8822 Data Sheet Rev 0.86 emPowerAudio ™ 1.0mm thickness, 0.5mm lead pitch Page September 4, 2008 ...
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... Ordering Information Nuvoton Part Number Description WAU8822YG Version History VERSION DATE A0.0 February, 2008 A0.6 May 2008 A0.86 September 2008 Important Notice Nuvoton products are not designed, intended, authorized or warranted for use as components in systems or equipment intended for surgical implantation, atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, or for other applications intended to support or sustain life ...