ams analog and digital Active Noise Cancellation (ANC) solutions deliver class leading ambient noise reduction, significantly improving sound quality for portable consumer devices.
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| PartNo | Description | Function | Topology | Output Type | Max. Output Power | SNR, THD | ANC Performance | Supply Voltage | Package |
|---|---|---|---|---|---|---|---|---|---|
| AS3460 | Digital Augmented Hearing | Digital ANC and Augmented Hearing | FF, FB, Hybrid | Stereo Fully Differential | 30mW@32 Ohm load; 50mW@16 Ohm load | 110dB, 80dB @10mW output power (32 Ohm load) | >40dB | 1.8V (typ) | FBGA36 |
| AS3435 | Active noise cancellation solutions for stereo headsets | Receive path | Feedforward, feedback, and hybrid | Stereo/ SE / Mono BTL with bypass | 150mW mono differential @ 16 Ohm load; 110mW mono differential @ 32 Ohm load | >106dB, <0.1% (SE, 34mW, 32 Ohm) | >25dB | 1.0V to 1.8V | QFN-36 (5x5) |
| AS3418 | Enhanced ultra-small ANC speaker driver | Receive path | Feedforward | Stereo/BTL | 130mW (Mono Differential; 32 Ohm load) | 118.5dB, 0.007% (SE, 30mW, 32 Ohm load) | >30dB | 1.4V to 1.8V | WL-CSP30 package (2.645mm x 2.545mm; 0.4mm pitch) |
| AS3415 | Active noise cancellation solutions for stereo headsets | Receive path | Feedforward | Stereo/BTL | 150mW mono differential @ 16 Ohm load; 110mW mono differential @ 32 Ohm load | >110dB, 0.1% (SE, 34mW, 32 Ohm) | >20dB | 1.0V to 1.8V | QFN-32 (5x5) |
| AS3412 | Ultra small ANC speaker driver | Receive path | Feedforward | Stereo/BTL | 50mW mono differential @16 Ohm load; 34mW mono differential @32 Ohm load | >112dB, 0.008% (single ended, 10mW, 32 Ohm load) | >30dB | >30dB | WL-CSP25 (2.2x2.2) |
