TDA7801

TDA7801 Digital input quad power amplifier with built-in diagnostics features Datasheet - production data  Two I2C bus addresses and 8-ch TDM mode (only in PowerSO package)  Optional non I2C bus mode '!0'03 PowerSO36 (slug-up) '!0'03 Flexiwatt27 (horizontal)  Offset detector (play or mute mode)  Clipping detector (selectable level) and diagnostics pin  CMOS compatible enable pin (3.3/5 V)  Full fault protection  Four independent short circuit protections '!0'03 Flexiwatt27 (vertical) '!0'03 Flexiwatt27 (SMD)  Linear thermal protection (four thermal warnings)  ESD protection Features  Integrated 110 dB D/A conversion  I2S digital input (3.3/1.8 V) with TDM option  Selectable input sampling frequency: 44.1 kHz, 48 kHz, 96 kHz, 192 kHz  MOSFET power outputs  High output power capability 4x28 W/ 4 @ 14.4 V, 1 kHz, 10 % THD  Max. output power 4x72 W/2   Full I2C bus driving (3.3/5 V): – Independent front/rear soft play/ mute – Selectable gain (four levels) for very low noise line-out function – I2C bus digital diagnostics (including DC and AC load detection) Description The TDA7801 is a new BCD technology quad bridge amplifier for car audio applications. Thanks to the BCD6 technology it is possible to integrate a high performance D/A converter together with powerful MOSFET outputs. The possibility of having the D/A conversion on board allows the performance to reach an outstanding 115 dB S/N ratio with more than 105 dB of dynami...