

3.7" ePaper Display 240×416 - SPI i2C
- 💹 Enjoy a 20% discount for orders over 500
- 📉 A 15% discount is available for orders ranging from 200 to 499
- 🎁 A 10% discount is available for orders ranging from 50 to 199
- 🎁 A 5% discount is available when ordering 10-49
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Factory bulk lead time: 3 weeks.




3.7" ePaper Display 240×416 - SPI i2C
- 💹 Enjoy a 20% discount for orders over 500
- 📉 A 15% discount is available for orders ranging from 200 to 499
- 🎁 A 10% discount is available for orders ranging from 50 to 199
- 🎁 A 5% discount is available when ordering 10-49
3.7" AM EPD Display 240×416 | DMAYE03701KNA
The DMAYE03701KNA is a 3.7-inch Active Matrix Electrophoretic Display (AM EPD) built for low-power monochrome applications such as ESL systems. It features a 240×416 resolution with a 0.196 mm pixel pitch, pure reflective bi-stable operation for excellent daylight readability, and ultra-low power with deep sleep. The module integrates gate/source drivers, MCU interface, oscillator, DC-DC, SRAM/LUT, and supports 4-wire/3-wire SPI plus an I²C master for external temperature sensing.
Parameter | Specification | Unit |
---|---|---|
Screen Size | 3.70 | inch |
Display Mode | Pure Reflective / Bi-stable | - |
Resolution | 240 × 416 | pixels |
Pixel Pitch | 0.196 × 0.196 | mm |
Pixel Configuration | Rectangle | - |
Active Area | 47.04 × 81.536 | mm |
Module Dimensions | 98.60 × 57.60 × 0.82 | mm |
Interface | 4-wire / 3-wire SPI; I²C (temp sensor) | - |
Logic Supply (VDD) | 2.4 – 3.6 (typ. 3.0) | V |
Typical Operating Current | 5 | mA |
Typical Power Consumption | 15 | mW |
Deep Sleep Power | 3 | µW |
Operating Temperature | 0 ~ 50 | °C |
Storage Temperature | -25 ~ 60 | °C |
White Reflectivity (Typ.) | 48 | % |
Contrast Ratio (Typ.) | 25:1 | - |
Full / Partial Refresh | 500–750 / 250 | ms |
Certification | RoHS | - |
Mechanical Dimensions
Technical Resources
- 📄 Datasheet: DMAYE03701KNA