The HT16C21A is a memory mapping and multi-function LCD controller/driver. It provides display segments of 80 patterns (20 segments and 4 commons) or 128 patterns (16 segments and 8 commons). Its software configuration includes LCD modules and display subsystems. It can communicates with most microprocessors/microcontrollers via a two-line bidirectional I2C interface.
NOTE
Each purchasing unit includes 5 pieces of IC.
The product image is for showing the product appearance, the pin count shown may not match the product pin count.