STA538 Datasheet - STMicroelectronics

STA538, 2 x 1.3 W class-D amplifier

STA538 2 x 1.3 W class-D amplifier with analog or digital input 2.0 multichannel digital audio processor with FFX

Features

* Up to 96 dB dynamic range Sample rates from 8 kHz to 192 kHz FFXTM class-D driver 1.5 V to 1.95 V digital power supply 1.5 V to 3.6 V analog power supply 18-bit audio processing and class-D FFXTM modulator Digital volume control:
* +36 dB to 105 dB

Applications

* The STA538 also provides output capabilities for FFXTM. In conjunction with a power device, the STA538 provides high-quality digital amplification. The STA538 contains an on-chip volume/gain control. The PWM amplifier achieves greater than 90% efficiency for longer battery life for portable systems

STA538-STMicroelectronics.pdf