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DESCRIPTION

HICENDA The 1.5 inch OLED display module with 128(H)×128(V) resolution integrates the SSD1327 chip IC and supports 4-SPI or IIC interfaces. This passive matrix OLED delivers monochrome output in white or yellow, offering clarity and stability within a compact structure. With a 1/64 duty drive, wide temperature tolerance, and IPS-level viewing direction, it provides a reliable visual component for both consumer and industrial electronic applications..
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GENERAL SPECIFICATION

Key Parameters Table

Display Technology and Architecture

Passive Matrix OLED Design

The module employs a passive matrix OLED structure, which enables each pixel to emit light independently. This architecture ensures sharp contrast, high brightness, and uniform illumination across the display area without requiring a backlight.

SSD1327 Chip IC Functionality

At the core of this module lies the SSD1327 driver IC, which manages pixel addressing and grayscale control. Its advanced driver functions guarantee smooth rendering of symbols, icons, and graphical elements while maintaining power efficiency.

Interface Options and Integration

4-SPI Interface

The 4-SPI interface offers high-speed data transmission, suitable for applications where fast refresh rates are required.

IIC Interface

The IIC option provides simpler wiring and lower pin usage, which is advantageous in space-constrained embedded systems.

Together, these interface modes give developers flexibility in integrating the display into various hardware platforms.

Performance Characteristics

High Contrast and Wide Viewing Angle

Thanks to the self-emissive nature of OLED pixels, the module achieves excellent visibility with deep blacks and vibrant highlights. The IPS-like viewing direction allows consistent readability from multiple angles.

Energy Efficiency

With a 1/64 duty cycle, the module ensures reduced power consumption while maintaining stable brightness, making it highly suitable for portable devices.

Environmental Reliability

Designed for -20℃ to +70℃ operation and -30℃ to +80℃ storage, this OLED can perform reliably in both consumer-grade and industrial environments.

Application Fields

Consumer Electronics

Ideal for smart appliances, audio systems, and handheld devices, where compact displays are required for efficient user interaction.

Industrial Control

The robust design makes it applicable in instrument panels, monitoring systems, and portable test equipment.

Wearable and Embedded Devices

Its small footprint and low power consumption are particularly beneficial for wearables, smart meters, and compact embedded systems.

Design Considerations

When integrating this OLED module into product designs, engineers should evaluate:

Power management to optimize lifetime and efficiency.

Interface selection (SPI or IIC) based on system resources and data throughput requirements.

Protective housing design to maintain visibility and durability in harsh conditions.

DRAWING

INTERFACE PIN FUNCTION

Conclusion

The 1.5 inch OLED display module with SSD1327 chip IC combines compact dimensions, sharp resolution, flexible interfaces, and stable operation. With its monochrome clarity, energy efficiency, and wide application adaptability, it stands as a reliable solution for developers seeking a balance between performance and design efficiency.