ST’s analog I²C-controlled audio processors offer a wide range of features suitable for stereo and multichannel applications, saving costs and enhancing the audio signal chain. These devices integrate:
| Part Number | General Description | Marketing Status | Package | Supply Voltage(Vcc) min (V) | Supply Voltage(Vcc) max (V) | Stereo Inputs | Outputs | Subwoofer Outputs | Volume Range min (dB) | Volume Range max (dB) | Volume Step | Bass | Middle | Treble | Surround Type |
| TDA7309 | Digitally-controlled stereo audio processor with loudness | Active | SO-20 | 6 | 10 | 3 | 4 | 0 | -95 | 0 | 1 | No | No | No | None |
| TDA7430 | Audio processor with surround sound matrix and voice canceller | NRND | LQFP 44 10x10x1.4 | 7 | 10.2 | 4 | 4 | - | -31.5 | 0 | 0.5 | Yes | Yes | Yes | 3-mode |
| TDA7439DS | 3 band tone controlAudio processor | Active | SO-28 | 7 | 10.2 | 4 | 1 | 0 | -47 | 0 | 1 | Yes | Yes | Yes | None |
| TDA7440 | 3 band tone controlAudio processor | Active | SO-28 | 6 | 10.2 | 4 | 1 | 0 | -47 | 0 | 1 | Yes | No | Yes | None |
| TDA7448 | 6-channel volume controller | Active | SO-20 | 4.75 | 10 | 6 | 6 | 0 | -79 | 0 | 1 | No | No | No | None |
| TDA7468 | Tone controlAudio processor with bass ALC | Active | SO-28 | 5 | 10 | 4 | 1 | 1 | -87 | 0 | 1 | Yes | No | Yes | Externally adjustable |
Address:
Eltron L.L.L.P.
ul. Brodzka 10B
54-103 Wrocław
Customer Service:
Telefon: +48 71 343 97 55
E-mail: kontakt@eltron.pl
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