Product description:
- The HT16K33 is a memory mapping and multi-function LED controller driver. 
- The max. Display segment numbers in the device is 128 patterns (16 segments and 8 commons) with a 13*3 (MAX.) matrix key scan circuit. 
- The software configuration features of the HT16K33 makes it suitable for multiple LED applications including LED modules and display subsystems. 
- The HT16K33 is compatible with most microcontrollers and communicates via a two-line bidirectional I2C-bus. 
Parameters:
- Operating voltage: 4.5V~5.5V. 
- Integrated RC oscillator. 
- I2C-bus interface. 
- 16*8 bits RAM for display data storage. 
- Max. 16 x 8 patterns, 16 segments and 8 commons 
- R/W address auto increment. 
- Max. 13 x 3 matrix key scanning. 
- 16-step dimming circuit. 
- Selection of 20/24/28-pin SOP package types. 
- Material: plastic 
- Product detailed size: 40mmX20mm