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| PartNumber | WAU8812RG | WAU8812YG | WAU8822YG |
| Description | IC MON AUD CODEC SPKR DVR 28SSOP | IC MON AUD CODEC SPKR DVR 32-QFN | IC STER AUDIO CODEC 24BIT 32-QFN |
| Manufacturer | Nuvoton Technology Corporation of America | Nuvoton Technology Corporation of America | Nuvoton Technology Corporation of America |
| Product Category | Interface - CODECs | Interface - CODECs | Interface - CODECs |
| Series | emPowerAudio | emPowerAudio | emPowerAudio |
| Type | Audio | Audio | Stereo Audio |
| Packaging | Tube | Tray | Tray |
| Package Case | 28-SSOP (0.209", 5.30mm Width) | 32-VFQFN | 32-VFQFN |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Supplier Device Package | 28-SSOP | 32-QFN Exposed Pad (5x5) | 32-QFN Exposed Pad (5x5) |
| Resolution Bits | - | - | 24 b |
| Data Interface | Serial | Serial | I2S |
| Voltage Supply Analog | 2.5 V ~ 3.6 V | 2.5 V ~ 3.6 V | 2.5 V ~ 3.6 V |
| Voltage Supply Digital | 1.71 V ~ 1.95 V | 1.71 V ~ 1.95 V | 1.65 V ~ 3.6 V |
| Number of ADCs DACs | 2016/1/1 0:00:00 | 2016/1/1 0:00:00 | 2016/2/2 0:00:00 |
| Sigma Delta | No | No | Yes |
| S N Ratio ADCs DACs db Typ | 91 / 93 | 91 / 93 | 90 / 94 |
| Dynamic Range ADCs DACs db Typ | - | - | - |