AS1119 AS1119-BWLT 144-LED Cross-Plexing Driver IC

Details

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FEATURES

• Up to 144LEDs as 2x 8x9 or 3x 5x6

• 8bit PWM per LED and current control per matrix

• 6 frames of memory

• Internal automatic charge pump

• 1MHz I²C-compatible interface

• Open and shorted LED error detection

• 144 LEDs in dot matrix

• Low-power shutdown current

• Individual 8-bit LED PWM control

• 8-bit analog brightness control

• (1:1), 2:3, 1:2 320mA charge pump

• 6 frames memory for animations

• System-clk synchronisation for multiple devices

• Supply voltage range: 2.7V to 5.5V

• Minimum PCB space required

• 36-pin WL-CSP package

Benefits

• Excellent PCB real estate vs LED count

• 16.7M full color matrix with white balance

• Reduces MCU load and increases battery lifetime

• Extends battery lifetime while reducing BOM and increasing ease of use