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W588C300
https://www.nuvoton.com.cn/products/smart-home-audio/audio-speech-controllers/powerspeech-series/w588c300/
The W588C300 is a powerful embedded 8-bit microprocessor (uP) dedicated to speech and melody synthesis applications. With flexible firmware synthesis and new technology in PWM and DAC, W588C300 performs two channels of speech with high sound quality. Also, a user-friendly tool is provided for W588C300 to define output patterns easily for multi-tasking applications. W588C300 can synthesize two-channel speech in different formats, for example ADPCM and MDPCM. Regarding synthesized melody, W588C300 can provide 2-tracks of Tone melody (T-melody) , or 1-track of High-Quality melody (HQ-melody) that can emulate the characteristics of musical instruments. In general, the W588C300 series can accomplish multi-tasking requirements easily and make toys more complicated than traditional PowerSpeech. W588C300 provides at most 16 bi-directional I/Os, an IR carrier, and 3 output pins with 256-level control, an 8-bit timer and up to 192 bytes RAM. W588C300 also provides Low Voltage Reset and a Watch
W588C350
https://www.nuvoton.com.cn/products/smart-home-audio/audio-speech-controllers/powerspeech-series/w588c350/
The W588C350 is a powerful embedded 8-bit microprocessor (uP) dedicated to speech and melody synthesis applications. With flexible firmware synthesis and new technology in PWM and DAC, W588C350 performs two channels of speech with high sound quality. Also, a user-friendly tool is provided for W588C350 to define output patterns easily for multi-tasking applications. W588C350 can synthesize two-channel speech in different formats, for example ADPCM and MDPCM. Regarding synthesized melody, W588C350 can provide 2-tracks of Tone melody (T-melody) , or 1-track of High-Quality melody (HQ-melody) that can emulate the characteristics of musical instruments. In general, the W588C350 series can accomplish multi-tasking requirements easily and make toys more complicated than traditional PowerSpeech. W588C350 provides at most 16 bi-directional I/Os, an IR carrier, and 3 output pins with 256-level control, an 8-bit timer and up to 192 bytes RAM. W588C350 also provides Low Voltage Reset and a Watch
W588C400
https://www.nuvoton.com.cn/products/smart-home-audio/audio-speech-controllers/powerspeech-series/w588c400/
The W588C400 is a powerful embedded 8-bit microprocessor (uP) dedicated to speech and melody synthesis applications. With flexible firmware synthesis and new technology in PWM and DAC, W588C400 performs two channels of speech with high sound quality. Also, a user-friendly tool is provided for W588C400 to define output patterns easily for multi-tasking applications. W588C400 can synthesize two-channel speech in different formats, for example ADPCM and MDPCM. Regarding synthesized melody, W588C400 can provide 2-tracks of Tone melody (T-melody) , or 1-track of High-Quality melody (HQ-melody) that can emulate the characteristics of musical instruments. In general, the W588C400 series can accomplish multi-tasking requirements easily and make toys more complicated than traditional PowerSpeech. W588C400 provides at most 16 bi-directional I/Os, an IR carrier, and 3 output pins with 256-level control, an 8-bit timer and up to 192 bytes RAM. W588C400 also provides Low Voltage Reset and a Watch
KA44168A
https://www.nuvoton.com.cn/products/motor-drivers/motor-driver-ics/brushless-dC-Motor-drivers-BLDC/ka44168a/
KA44168A is a high efficiency single phase motor driver IC with built-in Soft Switching function for low noise operation. The soft switching period is automatically adjusted based on the motor current. This eliminates the need for individual adjustment of the soft switching period based on the motor’s specifications. With a wide input voltage range of 12V/24V, this IC is most suitable for usage in home appliances, office automation and factory automation equipment. Specification Data Sheet Item Performance characteristics Sub-Family Description Single-phase BLDC motor driver Control Method APC, PWM softswitching Control interface - Ron (Ohm) 1.6 Operating Voltage (V) 12V / 24V Operating ambient temperature[min](°C) -40 Operating ambient temperature[max](°C) 105 Package MSOP8L 3x3mm Body Lead_Pitch 0.65mm Recommended Circuit Support tool We provide information, evaluation tools, etc. to support your design. Please feel free to contact us.
KA44169A
https://www.nuvoton.com.cn/products/motor-drivers/motor-driver-ics/brushless-dC-Motor-drivers-BLDC/ka44169a/
KA44169A is a high efficiency single phase motor driver IC with built-in Soft Switching function for low noise operation. The soft switching period is automatically adjusted based on the motor current. This eliminates the need for individual adjustment of the soft switching period based on the motor’s specifications. Motor speed is controlled by direct PWM input. With a wide input voltage range of 12V/24V, this IC is most suitable for usage in home appliances, office automation and factory automation equipment. Specification Data Sheet Item Performance characteristics Sub-Family Description Single-phase BLDC motor driver Control Method APC, PWM softswitching Control interface PWM Ron (Ohm) 1.6 Operating Voltage (V) 12V / 24V Operating ambient temperature[min](°C) -40 Operating ambient temperature[max](°C) 105 Package TSSOP14L 4.4x5.0mm Body Lead Pitch_0.65mm Recommended Circuit Support tool We provide information, evaluation tools, etc. to support your design.
KA44169AB
https://www.nuvoton.com.cn/products/motor-drivers/motor-driver-ics/brushless-dC-Motor-drivers-BLDC/ka44169ab/
KA44169AB is a high efficiency single phase motor driver IC with built-in Soft Switching function for low noise operation. The soft switching period is automatically adjusted based on the motor current. This eliminates the need for individual adjustment of the soft switching period based on the motor’s specifications. Motor speed is controlled by DC input. With a wide input voltage range of 12V/24V, this IC is most suitable for usage in home appliances, office automation and factory automation equipment. Specification Date Sheet Item Performance characteristics Sub-Family Description Single-phase BLDC motor driver Control Method APC, PWM softswitching Control interface DC Ron (Ohm) 1.6 Operating Voltage (V) 12V / 24V Operating ambient temperature[min](°C) -40 Operating ambient temperature[max](°C) 105 Package TSSOP14L 4.4x5.0mm Body Lead Pitch_0.65mm Recommended Circuit Support tool We provide information, evaluation tools, etc. to support your design. Please feel free to contact us.
KA41908B
https://www.nuvoton.com.cn/products/motor-drivers/motor-driver-ics/lens-motor-drivers/ka41908b/
KA41908B uses a unique digital circuit for Hall Iris position control to realize low power consumption and low acoustic noise drive. This help to shorten the lens module design time. In addition, KA41908B has CAP(Correction of Amplitude and Phase) function, which enables the stepper motor for zoom / focus to operate with low acoustic noise. Stepper control by internal settings through SPI interface communication contributes to reducing calculation load of MCU. KA41908B is the best selling product for lens module drive of surveillance camera and web camera. Specification Product Brief Item Performance characteristics Sub-Family Description Zoom, focus and iris cotrol lens driver Control Method CAP (Correction Amplitude & Phase) control, 256 microstep Control interface SPI Ron (Ohm) 2.5Ohm / 5.0Ohm Operating Voltage (V) 3.3V / 5.0V Operating ambient temperature[min](°C) -40 Operating ambient temperature[max](°C) 105 Package QFN44L 6x6mm Body Lead Pitch_0.
KA49702A
https://www.nuvoton.com.cn/products/battery-management/battery-monitoring-ics/non-stackable/ka49702a/
KA49702A are 1-chip battery monitoring IC for Li-ion battery cells, which have built-in high-resolution ADCs and can measure the voltage and current levels of battery cells with high accuracy. The IC can support applications with up to 17 battery cells connected in series or applications with a maximum voltage of 85V, contributing to the miniaturization of battery management systems. KA49702A achieves a voltage measurement accuracy +/-2.9mV, the highest standard in the industry. Additionally, the IC can support a high-side switch as a charging and discharging relay switch control. Specification Product Brief Item Performance characteristics Category Non Stackable Package QFP-48 Number of Channels 17 Operating Voltage [Min] (V) 12.5 Operating Voltage [Max] (V) 85 Interface SPI Voltage Accuracy (mV) ±2.9 Operating Temperature [Min] (°C) -40 Operating Temperature [Max] (°C) 105 Support tool We provide information, evaluation tools, etc. to support your design.
Multi-channel Audio DSP
https://www.nuvoton.com.cn/applications/audio-video/multi-channel-audio-dsp/
The KM103S series provides the necessary audio functions on a single chip for applications with multiple audio channels, such as audio mixers, amplifiers, multichannel speakers, conference systems, musical instruments, and car audio. It has a built-in multi-channel audio interface, high SNR A/D,D/A converter, wideband sampling rate converter, audio DSP that realizes various sound effects, and a general-purpose microcontroller. Integration contributes to cost reduction and higher audio quality. Features - Analog and digital interfaces that can input and output up to 12 channels of audio - A/D converter/D/A converter (2ch x 3 each) SNR: ADC105dB, DAC113dB - Sampling rate converter covering 8 KHz to 192 KHz (2ch x 9) - Audio DSP EQ, Mixer, Compressor, Surround etc. that realizes various sound effects. - We provide evaluation boards, SDKs, and audio design tools for customer development support. KM103S block diagram Audio design tool Audio flow design Characteristics design System Block
Technical Blog / Seven Tips for Debugging like a PRO: (3) Use System Viewer to Check Register Status
https://www.nuvoton.com.cn/support/technical-support/technical-articles/TSNuvotonTechBlog-000328/
Scenario The peripheral does not work as I expected, how to monitor the register? I want to change the setting of the register, do I need to reprogram and rebuild code? Debug Tips System Viewer is a helpful Tool to check register status in KEIL debug mode Monitors register value in real-time (frame highlighted in green when value changed) Changes register value and become effective immediately 1.“Alt + F7” open “Options for Target”, and select “Target” dialog. 2.Check if the default SFR file is for the target chip. SFR file can be selectable by enabling “Use Custom File” 3.Enter debug mode and select the peripheral from the toolbar (Peripherals, Icon or View) Seven Tips for Debugging like a PRO: (3) Use System Viewer to Check Register Status
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