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AD9256H Datasheet Digital Amplifier Power Stage

Manufacturer: ESMT (Elite Semiconductor Microelectronics Technology)

Overview: ESMT/EMP DIGITAL AMPLIFIER POWER STAGE.

General Description

The AD9256H is a high performance stereo digital amplifier power stage.

It can deliver 10W x 2CH output power into 8Ω loudspeaker for stereo or 20W x 1ch output power into 4Ω loudspeaker for mono in BTL configuration within <1% THD+N at 15V supply.

A patented, built-in anti-pop function can reduce the speaker’s pop noise without requiring plex anti-pop sequence in PWM input.

Key Features

  • n PVDD range from 10.8V to 16.5V n Support single-ended input audio PWM (AD) modulated signal n Support differential input audio PWM (AD & BD) modulated signal n Loudspeaker output power for stereo (BTL) - 10W x 2CH @ THD+N=0.4% into 8Ω at 15V - 8W x 2CH @ THD+N=8.4% into 8Ω at 12V n Loudspeaker output power for mono (BTL) - 20W x 1CH @ THD+N=0.45% into 8Ω at 15V n Over-temperature protection n Over-current protection n Under-voltage detection n Error report n Built-in anti-pop function n 24-pin.

AD9256H Distributor