D_0138_Bended

1.38″ Display

Overview

The 1.38″ Lectum display is a flexible active-matrix EPD with Ultrachip UC8156 single chip EPD controller, integrated drivers and power management. It supports 180 x 100 pixels.

This display is particularly suitable for smart cards, wearables and labels.

It is available as engineering display, and can be ordered in low volumes on request.

Key Features

  • Organic TFT active matrix incorporating industry leading, bi-stable electrophoretic display technology
  • Integrated display driver with controller and PMIC based on COP (chip-on-plastic) backend technology
  • Host communication via SPI interface
  • On-chip display RAM and waveform memory available
  • I2C interface for reading external temperature sensor
  • Thin, formable, robust, lightweight
  • Ultra-wide viewing angle
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    Ultra-low power – no continuous refresh cycles required
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    Single voltage power supply (1.7… 3.6V), on-chip regulator control for generating driving voltages (external booster circuit required)
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    Low current deep sleep mode
  • Can be combined with third-party touch solutions
  • Evaluation kit available for driving images, consisting of processor board and interface board HBZ9 with passives

    Specification

    Resolution 180 x 100
    Active area 30.6 x 17.0 mm (1.38″ diagonal)
    Pixel density 150 ppi
    Bendability typical 30 mm radius (except chip area)
    Gray levels up to four
    Refresh rate < 900 ms (4 gray-level) – faster for mono updates
    Surface anti-glare / UV protection /hard-coat 2H
    Weight 1.5 g
    Thickness 460 µm
    EPD controller Ultrachip 8156
    Operating conditions 0°C to 40°C | 15 %rH to 85 %rH
    Storage conditions -25°C to 50°C | 15 %rH to 85 %rH
    Display identifier for evaluation kits S014_T1.1

    Find out more about all available evaluation kits for the 1.38″ display

    Go to 1.38" evaluation kit page

    Need a different display size?

    We have developed a range of display platforms based on different EPD controllers required to drive the respective Lectum design. Reference displays and evaluation kits, including software, are available. Please choose a platform or select custom design to discover how we can best support your display needs.
    Epson
    platform

    Reference display sizes:
    4.0” and 4.9”

    Drivers-only
    platform

    Reference display size:
    10.7”

    Custom Design