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Category
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Key Parameters
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Core Technology
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BNPU V3.5 architecture; 210MHz 32-bit RISC CPU; 2MB Flash + 192KB SRAM
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Wireless & Power
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BLE 5.4 (single-mode); Built-in low-power PMU; <1mW standby current (3.3V~5.5V)
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Voice Performance
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97% offline recognition accuracy (10m range); 300+ customizable command words; 0.25s response
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Interfaces
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2x 5V-tolerant UART; 1x I2C; 8x GPIOs; Basic audio codec (SNR ≥93dB)
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Reliability
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Operating temp: -30°C~75°C; ESD protection: 2kV contact; FCC/RoHS certified
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Target Applications
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Smart gadgets, children’s toys, smart lighting, battery-powered voice controls
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Development & Value
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Lightweight SDK; Easy integration; Low BOM cost (vs. discrete voice+BLE solutions)
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Physical
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QFN24 package (5mm×5mm); Lead-free, moisture sensitivity MSL3
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