Model No. WAA0270A2AAA7NXXX000
►Size: 2.7 inch E-paper Display
►Resolution : 264×176 dots
►Interface: MCU / SPI
►Touch Screen : Without touch screen
►The display refreshes black-and-white e-paper displays.
►Front Light : Yes
The WAA0270A2AAA7NXXX000 is a 2.7-inch E-paper Display (EPD) equipped with an integrated front light panel, delivering a high-contrast black-and-white reflective display with exceptional readability and ultra-low power consumption. Featuring a resolution of 264x176 pixels, this module is an optimal solution for battery-powered devices that require reliable performance and clear visibility across various lighting conditions, including low-light environments.
This 2.7" E-paper display integrates essential components such as a timing controller, SRAM, oscillator, DC-DC converter, LUT, and VCOM generator, facilitating seamless system integration via MCU or SPI interface. Additionally, it offers on-chip display RAM and an ultra-low current deep sleep mode, allowing for efficient power management in always-on applications.
With its compact footprint, integrated front light, and robust feature set, the WAA0270A2AAA7NXXX000 is ideally suited for applications requiring superior legibility and energy efficiency.
| Parameter | Specifications | Unit |
|---|---|---|
| Screen Size | 2.7 | Inch |
| Display Resolution | 264(H)×176(V) | Pixel |
| Active Area | 38.19×57.29 | mm |
| Pixel Pitch | 0.217×0.217 | mm |
| Pixel Configuration | Rectangle | |
| Outline Dimension | 45.8(H)×70.42 (V) ×1.58(D) | mm |
| Module Weight | 8.84±0.5 | g |
| 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 Humidity | HSTGo | 55±10 | %RH |
| No. | Name | I/O | Description |
|---|---|---|---|
| 1 | NC | Do not connect with other NC pins | |
| 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 |
| 5 | VSH2 | C | Positive Source driving voltage(Red) |
| 6 | TSCL | O | I2C Interface to digital temperature sensor Clock pin |
| 7 | TSDA | I/O | I2C Interface to digital temperature sensor Data pin |
| 8 | BS1 | I | Bus Interface selection pin |
| 9 | BUSY | O | Busy state output pin |
| 10 | RES# | 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 | 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 |
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