•CPU main frequency up to 260MHz, with 32bit single-period multiplier, 32bit single-period divider •Built-in 6MBytes Flash memory •Built-in 1024KB SRAM •Built-in 2-channel 12bit SAR ADC •支持PWM/IIC/UART/GPIO/32bit Timer/WatchDog •Built-in AES-128/AES-192/AES-256 hardware encryption and decryption engine •Built-in true random number generator
Y2-7QN43A
Function Description
Y2-7QN43A is a new generation of high-performance artificial intelligence offline online voice recognition chip, internal integrated high performance 32bit CPU, main frequency up to 260MHz, built-in large capacity SRAM, integrated PMU power management unit, dual channel high performance Audio Codec and multi-channel UART, PWM, GPIO interface.
Internal integrated AI accelerator to accelerate the realization of off-line speech recognition algorithms, including: speech recognition, voice print recognition, self-learning, sound source localization, noise reduction suppression, echo cancellation, etc.
Internal support 2.4GHz 802.11b /g/n WiFi4 and BLE5.0 dual-mode wireless data transmission function, can connect to IoT cloud and voice recognition cloud, to achieve IoT and online voice recognition applications.
Support Chinese, English, Japanese and other languages, multi-dialect off-line speech recognition, can be widely used in household appliances, lighting, toys, wearable devices, industrial, automotive, medical and other fields.
Operating temperature range: -40°C to +85°C
Package:SSOP24
Product performance
System characteristics
High performance AI accelerator
•Support speech activity detection (VAD), keyword recognition (KWS), Adaptive active noise reduction (Adaptive ANC), Environmental noise reduction (ENC), AI noise reduction, Automatic Echo cancellation (AEC), automatic gain control (AGC), noise suppression (NR). Realize speech recognition, voice print recognition, command word self-learning, speech detection and noise reduction functions •Support 280 command words
WIFI
•Single frequency 2.4GHz IEEE 802.11b/g/n •Support STA/AP/STA+AP modes •On-chip integration protocol stack: TCP/UDP/HTTP/HTTPS/PING/MQTT TLS support for TCP/UDP/HTTP •Highly integrated PA/LNA/TRX Switch
System Block Diagram
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