SPI E-Ink Display 1.5 Inch Black And White 152x152 Dots 1.54" E-Paper Display
SPI Interface EPD 1.54 inch Product Introduction
SFEPM154ZYBW-7174AN is an active matrix electrophoretic display (AM EPD) with SPI interface. This 1.54-inch e-ink display module has an effective area of 152 × 152 pixels and can display images with 1-bit black and white capability. This module is a TFT array driven electrophoretic display, and the integrated circuit includes gate driver, source driver, MCU interface, timing controller, oscillator, etc DC-DC,SRAM,LUT,VCOM. This module can be used for portable electronic devices, such as electronic shelf labeling (ESL) systems.
Features
- E-Ink display module, 1.54 inches, 152x152 resolution, communicates through SPI interface, supports black and white display.
- No backlight, even if the power is turned off, the last content can be displayed for a long time.
- SPI interface, used to connect Raspberry Pi/Galileo and other controller boards.
- Ultra low power consumption, basically only requires refreshing the power supply; Onboard voltage converter, compatible with 3.3V/5V MCU.
- Application: Electronic Shelf Label System, e-paper readers, monitors, wearable products.
Mechanical Specifications
| Parameter | Specifications | Unit | Remark |
| Screen Size | 1.54 | Inch | |
| Display Resolution | 152(H)×152(V) | Pixel | Dpi:140 |
| Active Area | 27.512×27.512 | mm | |
| Pixel Pitch | 0. 181×0. 181 | mm | |
| Pixel Configuration | Square | ||
| Outline Dimension | 32.0(H)×50.00(V) ×2.5 (D) | mm |
SPI Interface EPD 1.54 inch Product Drawing
Input /Output Pin Assignment
| No. | Name | I/O | Description |
| 1 | GND | P | Ground |
| 2 | VCC | P | Power Supply for the chip |
| 3 | SCL | I | Serial Clock pin (SPI) |
| 4 | SDA | I/O | Serial Data pin (SPI) |
| 5 | RES# | I | Reset signal input. Active Low. |
| 6 | DC | I | Data /Command control pin |
| 7 | CS | I | Chip select input pin |
| 8 | BUSY | O | Busy state output pin |
Optical Specifications
Measurements are made with that the illumination is under an angle of 45 degree, the detection is perpendicular unless otherwise specified.
| Symbol | Parameter | Conditions | Min | Typ. | Max | Units | Notes |
| R | White Reflectivity | White | 30 | 35 | - | % | 8-1 |
| CR | Contrast Ratio | Indoor | 8:1 | - | 8-2 | ||
| GN | 2Grey Level | - | DS+(WS-DS)*n(m-1) | 8-3 | |||
| T update | Image update time | at 25 °C | 22 | - | sec | ||
| Life | Topr | 1000000times or 5years |
Notes:
8-1. Luminance meter: Eye-One Pro Spectrophotometer.
8-2. CR=Surface Reflectance with all white pixel/Surface Reflectance with all black pixels.
8-3. WS: White state, DS: Dark state
Panel DC Characteristics
| Parameter | Symbol | Conditions | Applicable pin | Min. | Typ. | Max | Unit |
| Single ground | VSS | - | - | 0 | - | V | |
| Logic supply voltage | VCC | - | VCC | 2.2 | 3.0 | 3.7 | V |
| Image update time | - | 25 ºC | - | - | 3 | - | sec |
|
Sleep mode current |
Islp_VCI |
DC/DC off No clock No input load Ram data retain |
- |
- |
25 |
- |
uA |
|
Deep sleep mode current |
Idslp_VCI |
DC/DC off No clock No input load Ram data not retain |
- |
- |
3 |
5 |
uA |
SPI Interface EPD 1.54 inch Product Image
Factory Facilities and Certificates
Search Keyword: EPD 1.54 inch, 1.54 inch E-ink display, ESL display 1.5 inch, Epaper 1.5 inch, E-paper1.5"
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