STMicroelectronics, Inc. Display Drivers STLED325QTR

The STLED325QTR is an I²C interfaced LED controller and driver designed for microprocessor integration with LED displays. It supports a common anode configuration and features 13 outputs, allowing for the control of 8 segments across 5 digits. The device includes an integrated real-time clock (RTC) and a remote control decoder compatible with various protocols such as Philips, Thomson, and NEC. It also offers key scanning capabilities for an 8x2 matrix of switches, enabling automatic scanning and de-bouncing of up to 16 keys. The STLED325QTR is optimized for low power consumption, particularly in standby mode, making it suitable for applications in set-top boxes, home appliances, and consumer electronics like DVD players. It operates within a temperature range of -40 to +85 °C and is packaged in a compact QFN32 format (5 x 5 mm). The device also features a 16-step dimming circuit for display brightness control and built-in thermal protection.