PCA9685 16-Channel PWM Controller
The PCA9685 from NXP is a 16-channel, 12-bit PWM Fm+ I2C-bus LED controller integrated circuit, ideal for servo and LED dimming applications. Classified under HTS 8542.39.00 as an 'other' electronic integrated circuit for signal generation. Supports up to 40Hz servo refresh rate and 1kHz LED update.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified as LED driver board
Complete LED control boards fall under 8537; ICs remain IC classification.
If packaged as servo controller module
Application-specific modules may classify as IC parts.
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Import Tips & Compliance
• Specify PWM resolution (12-bit), frequency range (24-1526Hz), and output current (25mA/ch)
• Document I2C Fast-mode Plus (1MHz) capability
• Include LED open-drain configuration and servo power supply separation
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