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LESSON 2.83-Inch Display Module Portfolio: Complete Model Comparison

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Lixin (Wan'an) Intelligent Display Technology Co., Ltd. offers three distinct 2.83-inch display modules with different interface configurations. This portfolio comparison provides detailed specifications and application guidance for these closely related models.

Model Overview Comparison

Parameter LS0283I01-S-V1 LS0283I02-R-V1 LS0283I03-MPR-V1
General Description Transmissive a-Si TFT-LCD module Transmissive a-Si TFT-LCD module Transmissive a-Si TFT-LCD module
Panel Size 2.83 inch 2.83 inch 2.83 inch
Resolution 240(RGB)×320 240(RGB)×320 480(RGB)×640
Colors Up to 262k colors Up to 262k colors Up to 16.7M colors
Interface Type SPI/MCU (Serial) RGB Interface RGB + MIPI Dual Interface
Driver IC Not specified Not specified ST7701SN
Viewing Direction Not specified Not specified Free (IPS)
Document Release Upload: 2025-12-23 Release: 2025-03-17, Upload: 2025-12-23 Release: 2025-04-27, Upload: 2025-12-23

Detailed Model Specifications

1. LS0283I01-S-V1: SPI/MCU Interface Module

Physical Features:

  • Display Mode: Transmissive type a-Si TFT-LCD
  • Module Composition: TFT-LCD panel, driver circuit, backlight unit
  • Resolution: 240(RGB)×320 pixels
  • Color Depth: 262k colors

Mechanical Specification:

Item Specification Unit
Module Size (H×V×D) 50.0 × 69.1 × 2.3 mm
Number of Dots 240(RGB) × 320 pixel
Active Area (H×V) 43.6 × 58.02 mm

Absolute Maximum Ratings:

Item Symbol Min Max Unit Remark
Supply Voltage VCC -0.3 4.6 V Note1,2
Supply Voltage IOVCC -0.3 4.0 V Note1,2
Operating Temperature TOPR -10 60 °C Note1,2
Storage Temperature TSTR -20 70 °C Note1,2

Electrical Characteristics:

Item Symbol Min Typ Max Unit
Supply Voltage VCC 2.4 2.75 3.3 V
Supply Voltage 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

Pin Description (14-pin):

PIN NO. Symbol I/O Description
1 VDD P Power supply
2 GND P Ground
3 RES I Reset signal
4 CS I Chip select pin
5 GND P Ground
6 SCL I Serial clock pin
7 GND P Ground
8 SDA I/O Serial data input/output
9 GND P Ground
10 TE O Tearing effect signal
11 RS I Command/Data select pin
12 K P LED backlight cathode
13 A P LED backlight anode
14 IOVCC P Power supply

Serial Interface Characteristics:

Signal Symbol Parameter MIN MAX Unit
SCL T_SCYCR Serial clock cycle (Read) TBD - ns
SCL T_SHR SCL "H" pulse width (Read) TBD - ns
SCL T_SLR SCL "L" pulse width (Read) TBD - ns
D/CX T_DCS D/CX setup time TBD - ns
D/CX T_DCH D/CX hold time TBD - ns
SDA (DIN) T_SDS Data setup time TBD - ns
SDA (DIN) T_SDH Data hold time TBD - ns
DOUT T_ACC Access time TBD TBD ns

Electro-Optical Characteristics:

Item Symbol Condition Min Typ Max Unit
Response Time Tr+Tf θx=θy=0 - - 35 ms
Contrast Ratio CR θx=θy=0 1000 1500 - -
Transmittance T% θx=θy=0 4.5 4.8 - %
White X Wx θx=θy=0 - 0.301 - -
White Y Wy θx=θy=0 - 0.320 - -
Viewing Angle θT CR>10 - 85 - Deg
Viewing Angle θB CR>10 - 85 - Deg
Viewing Angle θL CR>10 - 85 - Deg
Viewing Angle θR CR>10 - 85 - Deg
Luminance L IF=80mA - 300 - cd/m²

2. LS0283I02-R-V1: RGB Interface Module

Physical Features:

  • Display Mode: Transmissive type a-Si TFT-LCD
  • Module Composition: TFT-LCD panel, driver circuit, backlight unit
  • Resolution: 240(RGB)×320 pixels
  • Color Depth: 262k colors

Mechanical Specification:

Item Specification Unit
Module Size (H×V×D) 50.0 × 69.1 × 2.3 mm
Number of Dots 240(RGB) × 320 pixel
Active Area (H×V) 43.6 × 58.02 mm

Electrical Characteristics:

Item Symbol Min Typ Max Unit
Supply Voltage VCC 2.4 2.75 3.3 V
Supply Voltage 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

Pin Description (23-pin RGB Interface):

PIN NO. Symbol I/O Description
1 LEDA P LED backlight anode
2 LEDK P LED backlight cathode
3 VCC P Power Supply
4 IOVCC P Power Supply
5 GND P Ground
6 PCLK I Dot clock signal
7 DE I Data enable signal
8 HS I Horizontal sync
9 VS I Vertical sync
10 GND P Ground
11 RESET I Reset signal
12 CS I Chip selection
13 SCL I Serial interface clock
14 SDA I/O Serial interface data
15 GND P Ground
16-23 DB0-DB7 I RGB interface data bus

RGB Interface Timing Characteristics:

Signal Symbol Parameter MIN MAX Unit
HSYNC, VSYNC T_SYNC Sync Setup Time 30 - ns
ENABLE T_ENS Enable Setup Time 25 - ns
ENABLE T_ENH Enable Hold Time 25 - ns
DOTCLK PWDH High Pulse Width 60 - ns
DOTCLK PWDL Low Pulse Width 60 - ns
DOTCLK T_CYCD Cycle Time 120 - ns
DOTCLK Trghr, Trghf Rise/Fall time - 20 ns
DB T_PDS Data Setup Time 50 - ns
DB T_PDH Data Hold Time 50 - ns

Reset Timing:

Related Pins Symbol Parameter MIN MAX Unit
RESX TRW Reset pulse duration 10 - us
RESX TRT Reset cancel - 5 (Note 1,5) ms
RESX TRT Reset cancel - 120 (Note 1,6,7) ms

Electro-Optical Characteristics:

Item Symbol Condition Min Typ Max Unit
Response Time Tr+Tf θx=θy=0 - - 35 ms
Contrast Ratio CR θx=θy=0 1000 1500 - -
Transmittance T% θx=θy=0 4.5 4.8 - %
White X Wx θx=θy=0 - 0.301 - -
White Y Wy θx=θy=0 - 0.320 - -
Viewing Angle θT CR>10 - 85 - Deg
Viewing Angle θB CR>10 - 85 - Deg
Viewing Angle θL CR>10 - 85 - Deg
Viewing Angle θR CR>10 - 85 - Deg
Luminance L IF=80mA - 300 - cd/m²

3. LS0283I03-MPR-V1: RGB+MIPI Dual Interface Module

Physical Features:

Parameter Specification
Display Mode TFT-LCD Module
Display Mode Active matrix TFT, Transmissive type
Display Format Graphic 480(RGB)×640 Dot-matrix
Input Data 18BIT RGB / MIPI
Viewing Direction Free (IPS)
Drive IC ST7701SN

Mechanical Specification:

Item Specification Unit
Module Size (H×V×D) 50 × 69.2 × 2.18 mm
Number of Dots 480(RGB) × 640 pixel
Active Area (H×V) 43.2 × 57.6 mm

Absolute Maximum Ratings:

Item Symbol Min Max Unit Remark
Supply Voltage VCC -0.3 3.6 V Note1,2
Supply Voltage IOVCC -0.3 3.6 V Note1,2
Operating Temperature TOPR -20 70 °C Note1,2
Storage Temperature TSTR -30 80 °C Note1,2

Electrical Characteristics:

Item Symbol Min Typ Max Unit
Supply Voltage VCC 2.5 2.8 3.6 V
Supply Voltage IOVCC 1.65 1.8 3.3 V
Input Voltage (L level) VIL VSS - 0.3*IOVCC V
Input Voltage (H level) VIH 0.7*IOVCC - IOVCC V

RGB Interface Pin Configuration (40-pin):

Pin No. Symbol Function
1 LEDA Backlight
2 LEDK Backlight
3 VCC(3.3V) Power
4-13 GND Ground
14 VSYNC Vertical sync
15 HSYNC Horizontal sync
16 DOTCLK Data clock input
17 DE(ENABLE) Data enable input
18-22 B0-B4 Blue data (5-bit)
23-28 G0-G5 Green data (6-bit)
29-33 R0-R4 Red data (5-bit)
34 RESET Reset signal
35 CS Serial communication chip select
36 SCL Serial command clock input
37 SDA Serial command data input
38 GND Ground
39 VCC Power setting
40 GND Ground

MIPI Interface Pin Configuration (40-pin):

Pin No. Symbol Function
1 LEDA Backlight
2 LEDK Backlight
3 VCC(3.3V) Power
4 GND Ground
5 DSI-D0N Data lane 0 negative
6 DSI-D0P Data lane 0 positive
7 GND Ground
8 DSI-CLK N Clock negative
9 DSI-CLK P Clock positive
10 GND Ground
11 DSI-D1N Data lane 1 negative
12 DSI-D1P Data lane 1 positive
13-33 GND Ground
34 RESET Reset signal
35 CS Serial communication chip select
36 SCL Serial command clock input
37 SDA Serial command data input
38 IOVCC Power supply
39 GND Ground
40 IOVCC Power supply

RGB Interface Timing Characteristics:

Signal Symbol Parameter MIN MAX Unit
HSYNC, VSYNC T_SYNC Sync Setup Time 5 - ns
ENABLE T_ENS Enable Setup Time 5 - ns
ENABLE T_ENH Enable Hold Time 5 - ns
DOTCLK PWDH High Pulse Width 15 - ns
DOTCLK PWDL Low Pulse Width 15 - ns
DOTCLK T_CYCD Cycle Time 33 - ns
DOTCLK Trghr, Trghf Rise/Fall time - 15 ns
DB T_PDS Data Setup Time 5 - ns
DB T_PDH Data Hold Time 5 - ns

Reset Timing:

Related Pins Symbol Parameter MIN MAX Unit
RESX TRW Reset pulse duration 10 - us
RESX TRT Reset cancel - 5 (Note 1,5) ms
RESX TRT Reset cancel - 120 (Note 1,6,7) ms

MIPI Interface Characteristics:

Signal Symbol Parameter MIN MAX Unit
DSI-CLK+/- 2xU_INSTA Double UI instantaneous 2.5 25 ns
DSI-CLK+/- U_INSTA, U_INSTB UI instantaneous halves 1.25 12.5 ns
DSI-Dn+/- tDS Data to clock setup 0.15 - UI
DSI-Dn+/- tDH Data to clock hold 0.15 - UI

Low Power Mode Timing:

Signal Symbol Parameter MIN MAX Unit
DSI-D0+/- T_LPXM LP periods MPU→Display 50 75 ns
DSI-D0+/- T_LPXD LP periods Display→MPU 50 75 ns
DSI-D0+/- T_TA-SURED Time-out before MPU start T_LPXD 2T_LPXD ns
DSI-D0+/- T_TA-GETD Time to drive LP-00 5xT_LPXD 5xT_LPXD ns
DSI-D0+/- T_TA-GOD Time after turnaround 4xT_LPXD 4xT_LPXD ns

Mode Transition Timing:

Signal Symbol Parameter MIN MAX Unit
DSI-Dn+/- T_LPX Low power state period 50 - ns
DSI-Dn+/- T_HS-PREPARE Prepare for HS transmission 40+4UI 85+6UI ns
DSI-Dn+/- T_HS-TERM-EN Enable receiver termination - 35+4UI ns
DSI-Dn+/- T_HS-PREPARE+T_HS-ZERO Prepare+HS-0 before sync 140+10UI - ns
DSI-Dn+/- T_HS-SKIP Ignore transition period 40 55+4UI ns
DSI-Dn+/- T_HS-EXIT Drive LP-11 after HS burst 100 - ns
DSI-Dn+/- T_HS-TRAIL Drive after last data bit 60+4UI - ns

Clock Timing:

Signal Symbol Parameter MIN MAX Unit
DSI-CLK+/- T_CLK-POS Continue HS clock after data 60+52UI - ns
DSI-CLK+/- T_CLK-TRAIL Drive after last clock bit 60 - ns
DSI-CLK+/- T_HS-EXIT Drive LP-11 after HS burst 100 - ns
DSI-CLK+/- T_CLK-PREPARE Prepare for HS transmission 38 95 ns
DSI-CLK+/- T_CLK-TERM-EN Enable HS transmission - 38 ns
DSI-CLK+/- T_CLK-PREPARE+T_CLK-ZERO Minimum HS-0 drive period 300 - ns
DSI-CLK+/- T_CLK-PRE HS clock before data transition 8UI - ns
DSI-CLK+/- T_EOT From T_CLK-TRAIL to LP-11 - 105ns+12UI ns

Electro-Optical Characteristics:

Item Symbol Condition Min Typ Max Unit
Response Time Tr+Tf θx=θy=0 - 35 - ms
Contrast Ratio CR θx=θy=0 1000 1200 - -
Transmittance T% θx=θy=0 4.3 5.0 - %
White X Wx θx=θy=0 - TBD - -
White Y Wy θx=θy=0 - TBD - -
Viewing Angle θT CR>10 80 85 - Deg
Viewing Angle θB CR>10 80 85 - Deg
Viewing Angle θL CR>10 80 85 - Deg
Viewing Angle θR CR>10 80 85 - Deg

Backlight Circuit:

  • LED Configuration: 6 Chip-White LED Parallel
  • Drive Condition: IF=180mA, Vf=3V~3.2V
  • Circuit Diagram: Provided in documentation

Comparative Analysis

1. Resolution and Color Depth:

  • LS0283I01-S-V1: 240×320, 262k colors
  • LS0283I02-R-V1: 240×320, 262k colors
  • LS0283I03-MPR-V1: 480×640, 16.7M colors (Higher resolution & color depth)

2. Interface Capabilities:

  • LS0283I01-S-V1: SPI/MCU serial interface (14-pin)
  • LS0283I02-R-V1: RGB parallel interface (23-pin)
  • LS0283I03-MPR-V1: Dual RGB+MIPI interface (40-pin)

3. Mechanical Dimensions:

  • LS0283I01/02: 50.0×69.1×2.3mm, Active: 43.6×58.02mm
  • LS0283I03: 50×69.2×2.18mm, Active: 43.2×57.6mm
  • Note: Very similar mechanical footprints

4. Electrical Specifications:

  • Voltage Range: All support similar voltage ranges with minor variations
  • Temperature Range: LS0283I03 has wider operating range (-20°C to 70°C)
  • Power Consumption: LS0283I03 likely higher due to higher resolution

5. Optical Performance:

  • Contrast Ratio: LS0283I03: 1200:1, LS0283I01/02: 1500:1
  • Transmittance: LS0283I03: 5.0%, LS0283I01/02: 4.8%
  • Viewing Angle: All similar at 85° typical

Application Recommendations

LS0283I01-S-V1 Best For:

  • Microcontroller-based systems with limited I/O pins
  • Cost-sensitive applications requiring simple interface
  • Low-power devices where SPI efficiency is beneficial
  • Educational and hobbyist projects with common MCUs
  • Industrial sensors with simple status displays

LS0283I02-R-V1 Best For:

  • Systems with dedicated graphics controllers
  • Applications requiring direct RGB video input
  • Industrial HMIs with existing RGB interfaces
  • Medical devices with video processing capabilities
  • Automotive displays with video input requirements

LS0283I03-MPR-V1 Best For:

  • High-performance applications requiring dual interface flexibility
  • Modern processors with MIPI DSI output capability
  • Applications needing higher resolution (480×640 vs 240×320)
  • Systems requiring 16.7M color depth for accurate color reproduction
  • Future-proof designs with interface upgrade options
  • IPS technology applications requiring wide viewing angles

Interface Selection Guide

Selection Criteria Recommended Model Reason
Limited MCU I/O Pins LS0283I01-S-V1 SPI interface minimizes pin count
Direct Video Processing LS0283I02-R-V1 RGB interface for video input
Modern Processor Compatibility LS0283I03-MPR-V1 MIPI interface for SoCs/APs
Highest Resolution Needed LS0283I03-MPR-V1 480×640 vs 240×320
Wide Viewing Angle Required LS0283I03-MPR-V1 IPS technology
Cost Optimization LS0283I01-S-V1 Simpler interface, lower cost
Interface Flexibility LS0283I03-MPR-V1 Dual RGB+MIPI interface
Backward Compatibility LS0283I02-R-V1 Standard RGB interface

Development Considerations

Software Development:

  • LS0283I01-S-V1: Simple SPI/MCU drivers, widely supported
  • LS0283I02-R-V1: RGB timing critical, requires precise synchronization
  • LS0283I03-MPR-V1: MIPI DSI drivers more complex but higher performance

Hardware Design:

  • Power Sequencing: All require proper power-up sequencing
  • Signal Integrity: MIPI interface requires controlled impedance
  • EMI Considerations: Differential signaling in MIPI reduces EMI
  • Thermal Management: Higher resolution may require thermal consideration

Testing and Validation:

  • Interface Testing: Different test patterns for each interface type
  • Timing Verification: Critical for RGB and MIPI interfaces
  • Compatibility Testing: Ensure processor compatibility with chosen interface

Ordering and Availability

Model Minimum Order Lead Time Customization
LS0283I01-S-V1 500 pieces 6-8 weeks Limited
LS0283I02-R-V1 500 pieces 6-8 weeks Limited
LS0283I03-MPR-V1 300 pieces 8-10 weeks More options

Note: All models are ROHS compliant and include comprehensive documentation.

Technical Support

  1. Reference Designs: Available for each interface type
  2. Driver Code: Sample code for common platforms
  3. Application Notes: Interface-specific design guidelines
  4. Testing Support: Validation procedures and test patterns
  5. Integration Assistance: Mechanical and electrical integration support

This comprehensive comparison provides designers with the information needed to select the optimal 2.83-inch display module for their specific application requirements, balancing interface compatibility, performance needs, and cost considerations.

 
 

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