TDF8541 Description
The TDF8541 is one of a new generation of plementary quad Bridge-Tied Load (BTL) audio power amplifiers intended for automotive applications. It has full I2C-bus controlled diagnostics, including start-up diagnostics. The TDF8541 can operate at a battery voltage as low as 6 V making this amplifier suitable for stop/start-car operation.
TDF8541 Key Features
- Stop/start-car prepared: keeps operating without audible disturbance during engine start at a battery voltage as low as
- Operates in either legacy (non I2C-bus) or I2C-bus modes (3.3 V and 5 V pliant)
- Four hardware-programmable I2C-bus addresses
- Can drive 2 and 4 loads
- Speaker fault detection
- Start-up diagnostics with load detection: open, short, present; filtered for door-slam
- AC load (tweeter) detection with low and high current mode
- Gain select after start-up without audible disturbance
- Independent selectable soft mute of front and rear channels
- Programmable gain (26 dB and 16 dB), independently programmable for the front and