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LESSON Smart Display LSL0146I01-X-V1 (Driver IC: ST77916) – 1.46" 360×360 Multi-Interface TFT Module for Flexible Ultra-Compact Designs

Tags & Keywords
#TFT-LCD #MultiInterface #1.46inch #360x360 #262kColors #UltraCompact #FlexibleDesign #IPS #RoHS #LESSON #SmartDisplay

Introduction
This document is the official product specification for the LSL0146I01-X-V1, a 1.46-inch transmissive a-Si TFT-LCD module developed by LESSON Smart Display Technology Co., Ltd. Featuring a square resolution of 360(RGB)×360, 262k colors, an IPS panel, and unparalleled multi-interface support (MIPI/SPI/8080 Parallel/RGB/QSPI), this module offers maximum design flexibility. It is the ultimate versatile solution for prototyping, development kits, and end products requiring interface agnosticism, such as modular IoT devices, customizable handheld instruments, and adaptable wearable platforms.

Key Specifications

  • Brand & Model: LESSON Smart Display LSL0146I01-X-V1
  • Screen Size: 1.46 inches (diagonal)
  • Active Area: 36.94 (H) × 36.94 (V) mm
  • Driver IC: ST77916
  • Display Technology: Transmissive type a-Si TFT-LCD
  • Display Mode: Active matrix TFT, Transmissive type, IPS
  • Module Type: COG + FPC + B/L
  • Display Resolution: 360(RGB) × 360 pixels
  • Display Colors: Up to 262k Colors
  • Interface: MIPI DSI / SPI / 8080 Parallel / RGB / QSPI (Extremely versatile)
  • Module Outline Dimensions: 39.34 (H) × 40.01 (V) × 1.6 (D) mm
  • Absolute Maximum Ratings:
    • Supply Voltage (VCC, IOVCC): -0.3V to +4.6V
    • Operating Temperature (T_OPR): -20°C to +70°C
    • Storage Temperature (T_STR): -30°C to +80°C
  • Electrical Characteristics (Typical):
    • Supply Voltage (VCC): 2.8V (2.65~3.3V)
    • I/O Supply Voltage (IOVCC): 1.8V (1.65~3.3V)
  • Comprehensive Interface Timing Specs: Includes detailed timing tables for:
    • 8080 Parallel Interface
    • SPI (4-line serial) Interface
    • RGB Interface
    • MIPI DSI Timing (with LP/HS mode parameters like T_LPX, T_HS-PREPARE)
  • Reset Timing: Defined reset pulse and cancel times.
  • Electro-Optical Characteristics (Typical):
    • Response Time (Tr+Tf): 30 ms (Max: 35 ms)
    • Contrast Ratio (CR): 1200:1
    • Viewing Angle (CR>10): 85° (All directions)
    • White Chromaticity (CIE1931): Wx=0.294, Wy=0.323
  • Environmental Compliance: RoHS Compliant

General Description
The LSL0146I01-X-V1 is arguably the most flexible ultra-compact display module available. Its key feature is the ST77916 driver's support for virtually every common embedded display interface. The specification is a comprehensive guide, providing not just basic electrical and mechanical data, but exhaustive AC timing specifications for each supported interface mode. This includes everything from 8080 parallel read/write cycles to MIPI DSI high-speed and low-power mode timings. This makes it an invaluable tool for developers who need to evaluate different control schemes or who are designing a platform that must support multiple processor types.

Key Features

  • Unmatched Interface Flexibility: Supports MIPI, SPI, Parallel, RGB, and QSPI.
  • Comprehensive Timing Documentation: Detailed specs for all interfaces, reducing integration risk.
  • Ultra-Thin Profile (1.6mm D): Extremely slim for tight spaces.
  • High-Resolution Square IPS Display: Good image quality in a tiny package.
  • Ideal for Prototyping & Development: Allows testing with different host hardware.

Application Scenarios

  • Development Kits & Evaluation Boards: For display driver ICs or new MCU platforms.
  • Modular IoT Devices: Where the display module might need to connect to different core boards.
  • Customizable Handheld Instruments: Allowing different internal processor options.
  • Adaptable Wearable Platforms: For companies developing multiple product variants.
  • Academic & Research Projects: Where interface experimentation is required.

Conclusion
The LESSON Smart Display LSL0146I01-X-V1 is the Swiss Army knife of small displays. Its unparalleled interface support and exhaustive documentation make it the perfect choice for flexible design, prototyping, and applications where future interface compatibility is a key concern.

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Eddie Chen
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