FEATURES
● CMOS technology
● Low power consumption
● 3-wire SPI-bus interface (DIO, CLK, STB)
● 2-wire I2C interface (SCL, SDA)
● 132 LEDs in dot matrix
● Constant-Current LED Segment Drive
● 16-Step dimming circuitry
●Serial interface for CLK/SCL, DIO/SDA, STB/SA Pins and low voltage operation ability when user’s MCU power supply is 3.3V.
● Key Scanning ( 4X4 Matrix )
● Integrated Oscillator Circuit
● Package Type-SOP 28