UCS2904B
Description
The UCS2904B is a 4-channel LED display driver / controller with a built-in MCU digital interface, data latches and LED high voltage driving functions.
Key Features
- 1. single line data tronsmission（return to zero code）
- shaping transmit specific technology, Cascade number of lamps and lanterns is not restricted
- cascading ability enhancement technology, Any 2 lanterns spacing can be up to 10 meters
- Data transfer rate of 800 k/s, Images of not less than 512 points can be realized when the refresh rate of 25 frames per second
- 4 PWM output port, easy to control 4 color LED products, monly used in RGBW color LED control
- RGBW output port PWM control can be achieved 256 grey level each port adjustment, port scanning frequency of 1.8 KHz/s
- chip VDD built-in 5 v voltage regulator tube, output port Withstand Voltage is greater than 24 V
- when power up ,IC self-inspection then Light connection on the pin B lamp
- SA-I Anti-interference patent technology for single line data tronsmission
- Industrial design, stable and reliable
