0W888-002-XTP

高性能的可编程音频处理系统 High-Performance Programmable Audio Processing System

BelaSigna® 250 is a complete programmable audio processing system, designed specifically for ultra-low power embedded and portable digital audio systems. This high performance chip builds on the architecture and design of BelaSigna 200 to deliver exceptional sound quality along with unmatched flexibility.BelaSigna 250 incorporates a full audio signal chain, from stereo 16-bit A/D converters or digital interfaces to accept the signal, through the fully flexible digital processing architecture, to stereo analog line-level or direct digital power outputs that can connect directly to speakers.

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Unique parallel processing architecture

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Optimal efficiency

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Integrated converters and powered output

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Minimize need for external components

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Ultra-low power consumption: 5.0 mA at 20 MHz; 1.8 V supply voltage

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Support advanced operations

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Support for IP protection

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Prevent unauthorized access to algorithms and data

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Smart power management including low current standby mode requiring < 50 uA

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88 dB system dynamic range with exceptionally low system noise

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Flexible clocking architecture supporting speeds up to 33 MHz

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Full range of configurable interfaces including: IS, PCM, UART, SPI, IC, GPIO

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