LSC0154I01-S-V1: 1.54-inch TFT LCD Module, 240×240, SPI Interface, 262K Colors, IPS/Free Viewing, COG+FPC+B/L+CTP
Product Subtitle / Keywords
1.54 Inch Display, 240(RGB)×240 Resolution, Transmissive a-Si TFT-LCD Module, COG+FPC+B/L+CTP Module Type, 4-Line Serial SPI Interface, 262K Colors, IPS/Free Viewing Angle, Module Size: 37.95 × 44.85 × 3.15 mm, Active Area: 27.72 × 27.72 mm, Operating Temp: -20°C ~ 70°C, Storage Temp: -30°C ~ 80°C, RoHS Compliant
1. Executive Summary And Product Positioning
The LSC0154I01-S-V1 is a 1.54-inch transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module.
This product specification (Revision 1.0) serves as the definitive technical document. It is composed of a TFT-LCD panel, a driver circuit, a backlight unit, and includes a capacitive touch panel (CTP). The panel has a resolution of 240(RGB)*240 and can display up to 262k colors.
The unequivocal recommendation for engineers is to strictly adhere to the absolute maximum ratings, electrical specifications, and interface timing described herein to ensure reliable performance and compatibility.
2. Detailed Product Overview And Architecture
- Core Technology: Transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module.
- Module Type: COG (Chip-On-Glass) + FPC (Flexible Printed Circuit) + B/L (Backlight) + CTP (Capacitive Touch Panel).
- Display Format: Graphic 240(RGB) × 240 pixel array.
- Display Characteristics: Capable of displaying up to 262k colors.
- Interface Type: 4-line Serial SPI interface.
- Polarizer Viewing Direction: Upper fine sand 7' / Lower light 8'.
- LCD Mode/Type/Resolution: 1.54" / IPS / 240*240.
- Backlight Unit: LED, parallel connection, IF=60mA, Vf=3V(TYP).
- Special Features: IPS (In-Plane Switching) display for superior viewing angles, high resolution for its size (1.54-inch), RoHS compliant.
- Approval Status: Approved Product Specification only (Revision 1.0).
3. Exhaustive Technical Specifications
3.1 Mechanical & General Specification
| Parameter | Specification | Unit |
|---|---|---|
| Panel Size | 1.54'' (Diagonal) | Inch |
| Resolution | 240(RGB)*240 | pixels |
| Display Type | Transmissive | - |
| Display Colors | 262k | colors |
| Module size (H×V×D) | 37.95 × 44.85 × 3.15 | mm |
| Active area (H×V) | 27.72 × 27.72 | mm |
| LCD Type / Mode / Resolution | 1.54" / IPS / 240*240 | - |
| Module Type | COG+FPC+B/L+CTP | - |
3.2 Absolute Maximum Ratings
| Item | Symbol | Min | Max | Unit | Remark |
|---|---|---|---|---|---|
| Supply voltage | VCC | -0.3 | 4.6 | V | Note1 Note2 |
| Supply voltage | IOVCC | -0.3 | 4.6 | V | Note1 Note2 |
| Operating temperature | TOPR | -20 | 70 | °C | Note1 Note2 |
| Storage temperature | TSTR | -30 | 80 | °C | Note1 Note2 |
3.3 Electrical Characteristics
| Item | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply voltage (Main) | VCC | 2.4 | 2.75 | 3.3 | V |
| Supply voltage (I/O) | IOVCC | 1.65 | 1.8 | 3.3 | V |
| Input Voltage (L level) | VIL | 0 | - | 0.3*IOVCC | V |
| Input Voltage (H level) | VIH | 0.7*IOVCC | - | IOVCC | V |
3.4 Backlight Circuit Diagram
The module uses a LED backlight with the following driving conditions:
- Driving Current (IF): 60mA
- Driving Voltage (Vf): 3V (TYP)
- LED Connection: Parallel
4. Application Scenario
The LSC0154I01-S-V1 is a compact, high-resolution display with an integrated touch panel, making it ideal for embedded systems requiring a compact, interactive display. Its 1.54-inch size and IPS display technology make it well-suited for smart wearables, IoT devices, handheld instruments, medical devices, and other small-scale Human-Machine Interface (HMI) applications. The free viewing angle and 262K color capability ensure clear and vibrant visuals from any direction.
5. Handling Precautions And Compliance
The LCD panel is made of glass and is fragile. The polarizer surface is easily scratched. The module should be handled with care to avoid applying pressure on the display area. ESD (Electrostatic Discharge) protection is mandatory throughout handling and assembly. The module should be stored in a clean, dry environment away from direct sunlight and corrosive gases. It is strongly recommended to read the full specification document (LSC0154I01-S-V1 Product Specification Revision 1.0) before integration and to test the module under application-specific conditions. The manufacturer disclaims liability for damages resulting from improper use or modification. The product is RoHS compliant.
