Shenzhen Saef Technology Ltd.
Innovation for Life
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** Datasheet Download **
SFEPD290QXBW-7236AN Specification.pdf
We are thrilled to present our latest innovation: the 2.9 Inch 128x296 Dots MCU Interface E-Ink E-Paper Active Matrix Electrophoretic Display (EPD) Panel. Designed to offer unparalleled clarity and efficiency, this display panel is perfect for a variety of applications that demand excellent readability and low power consumption.
High Resolution: With a resolution of 128x296 dots, this EPD panel ensures sharp and clear images, making it ideal for displaying text, graphics, and intricate designs.
Low Power Consumption: The electrophoretic technology allows for exceptional energy efficiency, making this display perfect for battery-operated devices. It consumes power only during image updates, significantly extending battery life.
Wide Viewing Angles: Enjoy consistent and clear visibility from various angles, thanks to the E-Ink technology that mimics the appearance of natural paper.
MCU Interface: Designed with a convenient MCU interface, this panel can be easily integrated into existing systems and projects, facilitating quick and straightforward development for engineers and developers.
Versatile Applications: This display is suitable for a broad range of uses, including e-readers, electronic shelf labels, smart home devices, wearables, and more.
The 2.9 Inch E-Ink E-Paper Display is ideal for:
Our E-Paper Display stands out in the market for its commitment to quality, innovation, and user satisfaction. By choosing our product, you benefit from:
Discover the future of display technology with our 2.9 Inch 128x296 Dots MCU Interface E-Ink E-Paper Active Matrix Electrophoretic Display Panel. Embrace efficient, high-quality visual solutions tailored for modern applications. For more information, samples, or pricing, please contact us!
Product Drawing
Interface Pin Definition
| No. | Name | I/O | Description | Remark |
| 1 | NC | Do not connect with other NC pins | Keep Open | |
| 2 | GDR | O | N-Channel MOSFET Gate Drive Control | |
| 3 | RESE | I | Current Sense Input for the Control Loop | |
| 4 | NC | NC | Do not connect with other NC pins | Keep Open |
| 5 | VSH2 | C | Positive Source driving voltage(Red) | |
|
6 |
TSCL |
O | This pin is I2C Interface to digital temperature sensor Clock pin. External pull up resistor is required when connecting to I2C slave. When not in use: VSS | |
|
7 |
TSDA |
I/O | This pin is I2C Interface to digital temperature sensor Data pin. External pull up resistor is required when connecting to I2C slave. When not in use: VSS | |
| 8 | BS1 | I | Bus Interface selection pin | |
| 9 | BUSY | O | Busy state output pin | |
| 10 | RST# | I | Reset signal input. Active Low. | |
| 11 | D/C# | I | Data /Command control pin | |
| 12 | CS# | I | Chip select input pin | |
| 13 | SCL | I | Serial Clock pin (SPI) | |
| 14 | SDA | I/O | Serial Data pin (SPI) | |
| 15 | VDDIO | P | Power Supply for interface logic pins It should be connected with VCI | |
| 16 | VCI | P | Power Supply for the chip | |
| 17 | VSS | P | Ground | |
|
18 |
VDD |
C | Core logic power pin VDD can be regulated internally from VCI. A capacitor should be connected between VDD and VSS | |
| 19 | VPP | P | FOR TEST | |
| 20 | VSH1 | C | Positive Source driving voltage | |
| 21 | VGH | C | Power Supply pin for Positive Gate driving voltage and VSH1 | |
| 22 | VSL | C | Negative Source driving voltage | |
| 23 | VGL | C | Power Supply pin for Negative Gate driving voltage VCOM and VSL | |
| 24 | VCOM | C | VCOM driving voltage |
Absolute Maximum Rating
| Parameter | Symbol | Rating | Unit |
| Logic supply voltage | VCI | -0.5 to +6.0 | V |
| Logic Input voltage | VIN | -0.5 to VCI +0.5 | V |
| Logic Output voltage | VOUT | -0.5 to VCI +0.5 | V |
| Operating Temp range | TOPR | 0 to +50 | ºC |
| Storage Temp range | TSTG | -25 to+70 | ºC |
| Optimal Storage Temp | TSTGo | 23±2 | ºC |
| Optimal Storage Humidity | HSTGo | 55±10 | %RH |
Panel DC Characteristics
| Parameter | Symbol | Conditions | Applica ble pin | Min. | Typ. | Max | Units |
| Single ground | VSS | - | - | 0 | - | V | |
| Logic supply voltage | VCI | - | VCI | 2.2 | 3.0 | 3.7 | V |
| Core logic voltage | VDD | VDD | 1.7 | 1.8 | 1.9 | V | |
| High level input voltage | VIH | - | - | 0.8 VCI | - | - | V |
| Low level input voltage | VIL | - | - | - | - | 0.2 VCI | V |
| High level output voltage | VOH | IOH = -100uA | - | 0.9 VCI | - | - | V |
| Low level output voltage | VOL | IOL = 100uA | - | - | - | 0.1 VCI | V |
| Typical power | PTYP | VCI =3.0V | - | - | 9 | - | mW |
| Deep sleep mode | PSTPY | VCI =3.0V | - | - | 0.003 | - | mW |
| Typical operating current | Iopr_VCI | VCI =3.0V | - | - | 3.0 | - | mA |
| Image update time | - | 25 ºC | - | - | 3 | - | sec |
|
Sleep mode current |
Islp_VCI | DC/DC off No clock No input load Ram data retain |
- |
- |
20 |
uA | |
|
Deep sleep mode current |
Idslp_VCI | DC/DC off No clock No input load Ram data not retain |
- |
- |
1 |
5 |
uA |
Optical Specifications
| Symbol | Parameter | Conditions | Min | Typ. | Max | Units |
| R | White Reflectivity | White | 30 | 35 | - | % |
| CR | Contrast Ratio | Indoor | 8:1 | - | ||
| GN | 2Grey Level | - | DS+(WS-DS)*n(m-1) | |||
| T update | Image update time | at 25 °C | 3 | - | sec | |
| Life | Topr | 1000000times or 5years |
Product Image
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Don’t miss the opportunity to elevate your product displays with the In Stock MCU 2.9 Inch E-Ink E-Paper Display.
Contact us now to learn more and place your order!