· BNPU V3

· Support offline NN acceleration calculation

· VAD/low-power wake-up

· Hardware acceleration for speech signal processing

· BNPU V3

· Support offline NN acceleration calculation

· VAD/low-power wake-up

· Hardware acceleration for speech signal processing

· BNPU V3

· Support offline NN acceleration calculation

· VAD/low-power wake-up

· Hardware acceleration for speech signal processing

· BNPU V3

· Support offline NN acceleration calculation

· VAD/low-power wake-up

· Hardware acceleration for speech signal processing

· Support offline NN acceleration calculation

· VAD/low-power wake-up

· Hardware acceleration for speech signal processing

· Front end signal processing

√ Support local speech recognition

√ Support adaptive noise reduction

√ Support AEC

· Support self-learning of local command words

· Offline far-field speech recognition, supporting 100 command words

· Support offline NN acceleration calculation

· VAD/low-power wake-up

· Hardware acceleration for speech signal processing

· Front end signal processing

√ Support local speech recognition

√ Support adaptive noise reduction

√ Support AEC

· Support self-learning of local command words

· Offline far-field speech recognition, supporting 300 command words

· Front end signal processing 

√ Support local speech recognition 

√ Support deep noise reduction 

√ Support echo cancellation 

√ Support voice enhancement 

√ Support voice orientation 

·Support self-learning of local command words 

·Support local voiceprint recognition 

·Support offline NLP 

·Offline far-field speech recognition, supporting 500 command words

· Front end signal processing

√ Support local speech recognition

√ Support deep noise reduction

√ Support echo cancellation

√ Support voice enhancement

√ Support voice orientation

· Support self-learning of local command words

· Support local voiceprint recognition

· Support offline NLP

· Offline far-field speech recognition, supporting 500 command words

·The CPU clock speed can reach 220MHz

· The CPU clock speed can reach 220MHz

· The CPU clock speed can reach 220MHz

· The CPU clock speed can reach 240MHz

· Built in 640KB SRAM

· Built in 512 bit eFuse

· Built in 1MB FLASH

· Built in 640KB SRAM

· Built in 512 bit eFuse

· Built in 2MB FLASH

· Built in 640KB SRAM

· Built in 512 bit eFuse

· Built in 4MB FLASH

· Built in 640KB SRAM

· Built in 512 bit eFuse

· Built in 4MB FLASH

· Built in high-precision RC oscillator

· Support external crystal oscillators

· Built in high-precision RC oscillator

· Support external crystal oscillators

· Built in high-precision RC oscillator

· Support external crystal oscillators

· Built in high-precision RC oscillator

· Support external crystal oscillators

· Built in high-performance and low-power Audio codec, supporting dual ADC sampling and single DAC playback

· Support ALC function

· Supports sampling rates of 8kHz/16kHz/24kHz/32kHz/44.1kHz/48kHz

· Support a single IIS audio extension channel

· Supports one PDM interface, can interface with single or two digital MEMS microphones/analog microphones

· Built in high-performance and low-power Audio codec, supporting dual ADC sampling and single DAC playback

· Support ALC function

· Supports sampling rates of 8kHz/16kHz/24kHz/32kHz/44.1kHz/48kHz

· Support a single IIS audio extension channel

· Supports one PDM interface, can interface with single or two digital MEMS microphones/analog microphones

· Built in high-performance and low-power Audio codec, supporting dual ADC sampling and single DAC playback

· Support ALC function

· Supports sampling rates of 8kHz/16kHz/24kHz/32kHz/44.1kHz/48kHz

· Support a single IIS audio extension channel

· Supports one PDM interface, can interface with single or two digital MEMS microphones/analog microphones

· Built in high-performance and low-power Audio codec, supporting dual ADC sampling and single DAC playback

· Support ALC function

· Supports sampling rates of 8kHz/16kHz/24kHz/32kHz/44.1kHz/48kHz

· Support a single IIS audio extension channel

· Supports one PDM interface, can interface with single or two digital MEMS microphones/analog microphones

· 3-channel UART interface, supporting up to 3Mbps baud rate

· 1-channel I2C interface

· 6-channel PWM interface

· 1 channel of 12 bit SAR ADC input, with a sampling frequency of up to 1MHz

· Supports 10 GPIO ports and can be used as the main control IC; Each GPIO port can be configured with interrupt function, supporting up and down pull configuration

· 3-channel UART interface, supporting up to 3Mbps baud rate

· 1-channel I2C interface

· 6-way PWM interface

· 1 channel of 12 bit SAR ADC input, with a sampling frequency of up to 1MHz

· Supports 10 GPIO ports and can be used as the main control IC; Each GPIO port can be configured with interrupt function, supporting up and down pull configuration

· 3-channel UART interface, supporting up to 3Mbps baud rate

· 1-channel I2C interface

· 6-channel PWM interface

· 1 channel of 12 bit SAR ADC input, with a sampling frequency of up to 1MHz

· Supports 10 GPIO ports and can be used as the main control IC; Each GPIO port can be configured with interrupt function, supporting up and down pull configuration

· 3-channel UART interface, supporting up to 3Mbps baud rate

· 1-channel I2C interface

· 6-channel PWM interface

· 4 channel of 12 bit SAR ADC input, with a sampling frequency of up to 1MHz

· Supports 26 GPIO ports and can be used as the main control IC

· Package: SSOP24

· Environmental working temperature: -40 ℃ to 85 ℃

· Package: SSOP24

· Environmental working temperature: -40 ℃ to 85 ℃

· Package: SSOP24

· Environmental working temperature: -40 ℃ to 85 ℃

· Package: QFN40

· Environmental working temperature: -40 ℃ to 85 ℃

· BNPU V3

· Support offline NN acceleration calculation

· VAD/low-power wake-up

· Hardware acceleration for speech signal processing

· BNPU V3

· Support offline NN acceleration calculation

· VAD/low-power wake-up

· Hardware acceleration for speech signal processing

· Front end signal processing

√ Support local speech recognition

√ Support deep noise reduction

·Support self-learning of local command words

·Offline far-field speech recognition, supporting 500 command words

· Front end signal processing

√ Support local speech recognition

√ Support deep noise reduction

·Support self-learning of local command words

·Offline far-field speech recognition, supporting 500 command words

· The CPU clock speed can reach 220MHz

· The CPU clock speed can reach 220MHz

· Built in 640KB SRAM

· Built in 512 bit eFuse

· Built in 1MB FLASH

· Built in 640KB SRAM

· Built in 512 bit eFuse

· Built in 2MB FLASH

· Built in high-precision RC oscillator

· Built in high-precision RC oscillator

· Built in high-performance and low-power Audio codec, supporting dual ADC sampling and single DAC playback

· Support ALC function

· Supports sampling rates of 8kHz/16kHz/24kHz/32kHz/44.1kHz/48kHz

· Built in 3 high-performance LDOs, no need for an external power chip

· Built in high-performance and low-power Audio codec, supporting dual ADC sampling and single DAC playback

· Support ALC function

· Supports sampling rates of 8kHz/16kHz/24kHz/32kHz/44.1kHz/48kHz

· Built in 3 high-performance LDOs, no need for an external power chip

· 2-channel UART interface, supporting up to 3Mbps baud rate

· 1-channel I2C interface

· 3-channel PWM interface

·Supports 5 GPIO ports and can be used as the main control IC; Each GPIO port can be configured with interrupt function, supporting up and down pull configuration

· 2-channel UART interface, supporting up to 3Mbps baud rate

· 1-channel I2C interface

· 3-channel PWM interface

·Supports 5 GPIO ports and can be used as the main control IC; Each GPIO port can be configured with interrupt function, supporting up and down pull configuration

· Package: SOP16

· Environmental working temperature: -40 ℃ to 85 ℃

· Package: SOP16

· Environmental working temperature: -40 ℃ to 85 ℃