This document is a product specification for the DD-25664BE-1A OLED display module from DENSITRON TECHNOLOGIES plc. The document includes the main features, mechanical specifications, electrical specifications, optical specifications, functional specifications, packaging and labeling specifications, quality assurance specifications, reliability specifications, and handling precautions of the product.
The DD-25664BE-1A is a 256 × 64‑dot blue‑monochrome OLED display with a 3.12‑inch screen, passive‑matrix driving and 16 grey scales. It operates from a 3.3 V supply (typical) and is designed for temperatures from –20 °C to +70 °C.
The document provides mechanical dimensions, electrical ratings, optical characteristics, reliability test results and safety precautions for handling, cleaning and packaging the module.
| Display Format | 256 × 64 Dots |
|---|---|
| Overall Dimensions | 88.00 × 27.80 × 2.20 mm |
| Viewing Area | 78.78 × 21.18 mm |
| Screen Size | 3.12 inches |
| Driver IC | STV8105 |
| Operating Temperature | -20 °C ~ +70 °C |
| Storage Temperature | -30 °C ~ +80 °C |
| Typical Supply Voltage Vpp | 3.3 V (3.0 V ~ 3.6 V) |
| Weight | 9.6 g |
| Dot Size | 0.28 × 0.28 mm |
| Dot Pitch | 0.30 × 0.30 mm |
It can operate from –20 °C up to +70 °C.
Lightly wipe the surface with a soft cloth soaked in isopropyl alcohol, ethyl alcohol or trichlorotrifluoromethane, avoiding dry or hard materials and aromatic or ketonic solvents.
The typical supply voltage Vpp is 3.3 V (range 3.0 V to 3.6 V).
End of life is defined as the point when brightness has fallen to 50 % of its initial value, after about 15 000 hours of normal operation.