Datasheet Summary
UNISONIC TECHNOLOGIES CO.,LTD.
Preliminary
LINEAR INTEGRATED CIRCUIT
SERIAL-INTERFACED 4~6 DIGIT LED CONTROLLER IC
- DESCRIPTION
The UL318B is a pact LED controller and driver that interface microprocessors to LED displays through a serial 3-wire interface. It drives LED connected in mon anode configuration. The UL318B drives up to LEDs in 8 segment/6 digit~10 segment/4 digit configuration while functioning from a supply voltage of 5.0V.
SOP-20
- Features
- LED driver (8 segments/6 digits~10 segments/4 digits)
- Output pins connected directly to the LEDs
- 3-wire serial bus interface (CLK, STB, DIO)
- 8-step dimming circuit to control the overall display brightness
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