Datasheet STA339BWS13TR - STMicroelectronics Audio Amplifiers 2.1ch 40 W hi-eff digital audio system — Ficha de datos

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Manufacturer: STMicroelectronics

Description: Audio Amplifiers 2.1ch 40 W hi-eff digital audio system

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Docket:
STA339BWS
2.1-channel 40-watt high-efficiency digital audio system Sound Terminal®
Features
Wide-range supply voltage, 4.5 V to 21.5 V Three power output configurations: ­ 2 channels of ternary PWM (2 x 20 W into 8 at 18 V) + PWM output ­ 2 channels of ternary PWM (2 x 20 W into 8 at 18 V) + ternary stereo line-out ­ 2.1 channels of binary PWM (left, right, LFE) (2 x 9 W into 4 +1 x 20 W into 8 at 18 V) FFX with 100-dB SNR and dynamic range Scalable FFX modulation index Selectable 32- to 192-kHz input sample rates I 2C control with selectable device address Digital gain/attenuation +48 dB to -80 dB with 0.5-dB/step resolution Soft volume update with programmable ratio Individual channel and master gain/attenuation Two independent DRCs configurable as a dual-band anticlipper (B2DRC) or as independent limiters/compressors EQ-DRC for DRC based on filtered signals Dedicated LFE processing for bass boosting Audio presets: ­ 15 preset crossover filters ­ 5 preset anticlipping modes ­

Specifications:

• Mounting Style: SMD/SMT
• Operating Supply Voltage: 4.5 V to 21.5 V
• Operating Temperature Range: - 20 C to + 70 C
• Output Power: 40 W
• Output Type: 2.1 Channel Stereo
• Package / Case: PowerSSO-36
• Packaging Type: Reel
• Product: General Purpose Audio Amplifiers
• Supply Current: 15 mA
• THD plus Noise: 0.2 %
• RoHS: Yes