SLAS418A is a low-power, high-performance audio codec with 16/20/24/32-bit 95-dB stereo playback, mono record functionality at up to 48 ksps. The product has several features, including high-quality stereo audio playback performance, microphone preamp, and hardware automatic gain control.
The TLV320AIC28 is a low‑power, high‑performance audio codec that provides 16/20/24/32‑bit 95‑dB stereo playback and mono recording up to 48 ksps. It includes two microphone inputs with programmable bias, hardware automatic gain control, a 16‑Ω headphone driver, and a 400‑mW differential speaker driver. Programmable digital audio effects, on‑chip PLL, and full power‑down control give flexible system integration for PDAs, smartphones, cameras and MP3 players.
The device is supplied in a 48‑lead QFN package (7 × 7 mm) and operates from a 3.3 V analog supply with a typical power consumption of 19 mW for stereo playback. Detailed electrical characteristics, pin assignments, absolute maximum ratings and mechanical data are provided for board designers.
| Stereo playback SNR | 95 dB |
|---|---|
| ADC resolution | 12‑bit |
| Package type | 48‑Pin QFN, 7 × 7 mm |
| Battery monitor input range | 0.5 V – 6.0 V |
| Power consumption (playback) | 19 mW at 48 ksps |
The TLV320AIC28 can deliver up to 400 mW per channel to an 8‑Ω speaker load.
It supports audio sampling rates up to 48 ksps.
The device operates from –40 °C to 85 °C.