The IS31FL3216A is a versatile 16-channel LED controller featuring an audio modulation mode and internal RAM capable of storing 8 frames for automatic animation playback. It utilizes a 256-step PWM for independent brightness control of each channel through an I2C interface. Of its 16 outputs, 8 can be repurposed as GPIO ports. It includes an internal ADC block for modulating LED intensity based on input signals and supports multiple display modes including music-reactive patterns.
| RoHS |
Compliant |
| Pb-free |
Yes |
| Interface |
I2C |
| Halogen Free |
Yes |
| Internal RAM |
8frames |
| PWM Resolution |
256steps |
| Output Channels |
16Channels |
| Supply Voltage Range |
2.7 to 5.5V |
| Maximum Output Current |
20mA |
| Maximum I2C Clock Frequency |
400kHz |