TDA7566：Intelligent quad BTL output with full I2C diagnostics

The TDA7566 is a new BCD technology quad bridge type of car radio amplifier in Flexiwatt25 package specially intended for car radio applications.

Thanks to the DMOS output stage the TDA7566 has a very low distortion allowing a clear powerful sound.

This device is equipped with a full diagnostics array that communicates the status of each speaker through the I²C bus.

The possibility to control the configuration and behavior of the device by means of the I²C bus makes TDA7566 a very flexible product.

Key Features

DMOS power output
High output power capability 4 x 25 W/4 Ω @ 14.4 V, 1 kHz, 10 % THD, 4 x 40 W max. power
Max. output power 4 x 60 W/2 Ω
Full I2 C bus driving:
- Standby
- Independent front/rear soft play/mute
- Selectable gain 26 dB - 12 dB
- I2 C bus digital diagnostics
Full fault protection
DC offset detection
Four independent short circuit protection
Clipping detector pin with selectable threshold (1%, 10%)
ESD protection

Description	Version	Size
DS3491: 4 x 40 W multifunction quad power amplifier with built-in diagnostics features	6.0	310 KB

Description	Version	Size
Power amplifiers and voltage regulators		750 KB

Part Number	Quantity	Unit Price (US$) *	Package	Packing Type	Operating Temperature (°C) (min)	Operating Temperature (°C) (max)	ECCN (EU)	ECCN (US)	Country of Origin
E-TDA7566	1000	4.04	FLEXIWATT FM2 25	Tube	-	105	NEC	EAR99	CHINA

Part Number	Package	Grade	RoHS Compliance Grade	Material Declaration**
E-TDA7566	FLEXIWATT FM2 25	Automotive	Ecopack2