Comparison page

HT16K33 vs MAX7219

Side-by-side selection notes for specs, ecosystem readiness, known issues, and data confidence. This page is generated from structured component fields instead of a hand-written article.

HT16K33

Projects needing LED matrix and I2C with a commonly available displays part.

MAX7219

Projects needing LED matrix and Daisy chain with a commonly available displays part.

Specification Matrix

DimensionHT16K33 MAX7219

CategoryDisplaysDisplays

MakerHoltekAnalog Devices

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesArduinoArduino, MicroPython

Price$1.00 - $3.50$0.80 - $2.50

Known Tradeoffs

HT16K33

Breakout boards may use different pin labels or regulator choices
Clone modules can differ from the original datasheet part

MAX7219

Breakout boards may use different pin labels or regulator choices
Clone modules can differ from the original datasheet part

Open Individual Model Pages

HT16K33

Holtek

I2C LED matrix and segment driver used in backpack display modules.

China-madeDisplays78% confidence

MAX7219

Analog Devices

LED matrix and 7-segment display driver widely used in chained dot matrix modules.

China-madeDisplays84% confidence