NAU8812EVB Nuvoton Technology Corporation of America, NAU8812EVB Datasheet - Page 11

• Manufacturer Part Number: NAU8812EVB
• Description: BOARD EVAL FOR NAU8812
• Manufacturer: Nuvoton Technology Corporation of America
• Series: emPowerAudio™r

Specifications of NAU8812EVB

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NAU8812
8.
List of Tables
Table 1: Pin Description for SSOP and QFN Packages ................................................................................................ 3
Table 2: Register associated with Input PGA Contro .................................................................................................. 18
Table 3: Microphone Non-Inverting Input Impedances ................................................................................................. 19
Table 4: Microphone Inverting Input Impedances ....................................................................................................... 19
Table 5: Registers associated with ALC and Input PGA Gain Control ........................................................................ 20
Table 6: Registers associated with PGA Boost Stage Control .................................................................................... 21
Table 7: Register associated with Microphone Bias .................................................................................................... 22
Table 8: Microphone Bias Voltage Control .................................................................................................................. 23
Table 9: Register associated with ADC ....................................................................................................................... 24
Table 10: High Pass Filter Cut-off Frequencies (HPFAM=1) ....................................................................................... 25
Table 11: Registers associated with Notch Filter Function .......................................................................................... 25
Table 12: Equations to Calculate Notch Filter Coefficients ......................................................................................... 26
Table 13: Register associated with ADC Gain ............................................................................................................ 26
Table 14: Registers associated with ALC Control ....................................................................................................... 28
Table 15: ALC Maximum and Minimum Gain Values .................................................................................................. 28
Table 16: Registers associated with DAC Gain Control .............................................................................................. 33
Table 17: Speaker Output Controls ............................................................................................................................. 37
Table 18: MONO Output Controls ............................................................................................................................... 37
Table 19: General Purpose Control ............................................................................................................................. 40
Table 20: Jack Insert Detect mode.............................................................................................................................. 40
Table 21: Jack Insert Detect controls .......................................................................................................................... 41
Table 22: Thermal Shutdown ...................................................................................................................................... 41
Table 23: Registers associated with PLL .................................................................................................................... 43
Table 24: Registers associated with PLL .................................................................................................................... 44
Table 25: PLL Frequency Examples ........................................................................................................................... 45
Table 26: Control Interface Selection .......................................................................................................................... 46
Table 27: Standard Interface modes ........................................................................................................................... 51
Table 28: Audio Interface Control Registers ............................................................................................................... 51
Table 29: Companding Control ................................................................................................................................... 57
Table 30: Power up sequence..................................................................................................................................... 60
Table 31: Power down Sequence ............................................................................................................................... 60
Table 32: Registers associated with Power Saving..................................................................................................... 61
Table 33: VDDA 3.3V Supply Current ......................................................................................................................... 61
Table 34: SPI Timing Parameters ............................................................................................................................... 92
Table 35: 2-WireTiming Parameters ........................................................................................................................... 93
Table 36: Audio Interface Timing Parameters ............................................................................................................. 97
Table 37: MCLK Timing Parameter ............................................................................................................................. 97
emPowerAudio
™
Datasheet Revision 2.0
Page 11 of 109
January 2011