SM16306SJ is a LED constant current driver chip with built-in CMOS shift bit register with latch function that can convert the serial input data into Parallel output data format.

features

 16-channel constant current source output

 Working voltage: 3.3V~5.5V

 The output current can be adjusted by external Rext resistor

 Built-in shadow removal function

 Constant current output range: 3~32mA@VDD=4.2V, 3~22mA@ VDD=3.3V

 Constant current inflection point voltage is low: IOUT=20mA @VDS=0.25V, VDD=4.2V IOUT=20mA @VDS=0.25V, VDD=3.3V  Constant current deviation: Intra-chip <±2.5%, inter-chip <±3.5%

 Fast output current response, OE (min): 35ns

 Up to 25MHz clock frequency

 Package type: QSOP24 Application field

 LED display

datasheet : sm16306s