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1.9" IPS TFT LCD Display | 176x320 SPI/Parallel Interface | ST7789P3 Driver | -20℃~70℃ Industrial

Categories TFT LCD Display
Brand Name: SAEF
Model Number: SF-TC190B-8922A-CT1
Certification: ISO9001 / ISO14000
Place of Origin: ShenZhen / China
MOQ: 3 units (Negotiable for sample orders)
Price: USD$4 – $5.00 / unit (FOB Shenzhen, based on order quantity)
Payment Terms: T/T 50% deposit, 50% before shipment
Supply Ability: 3,000,000 units / month
Delivery Time: 1–5 weeks after order confirmation
Packaging Details: Export-ready carton box
Display Size: 1.9 inch (48.26 mm diagonal)
Resolution: 176 (H) × 320 (V) pixels
Technology: IPS TFT (Normally Black)
Interface: Dual-Mode (SPI + 8-bit Parallel 8080)
Driver IC: ST7789P3 (Supports 262K Colors)
Brightness: 350 cd/m2 (nits)
Operating Temp: -20℃ to +70℃ (Industrial Grade)
Backlight: LED, 80mA Typ. | 40,000 Hrs Lifetime
Power Supply: Analog 2.5V-3.3V | Logic 1.65V-3.3V
NTSC Color Gamut:: 55% (CIE 1931)
Touch Panel: Touch Panel: Optional (G+F Structure, I²C, CST816D IC)
Compliance: REACH & RoHS Compliant & Halogen Free
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1.9" IPS TFT LCD Display | 176x320 SPI/Parallel Interface | ST7789P3 Driver | -20℃~70℃ Industrial

Industrial-Grade Performance for Demanding Applications

The SFTO190JY-7267A-CT is a 1.9-inch IPS TFT LCD module engineered for industrial controls, medical devices, and portable instrumentation. Featuring an ST7789P3 driver and IPS hard-screen technology, it delivers 178° wide viewing angles, 900:1 contrast ratio, and 55% NTSC color gamut – ensuring reliable visibility in extreme environments (-20°C to +70°C).

Key Differentiators for Design Engineers

(1) Dual-Interface Flexibility

  • Supports both SPI (4-wire) and 8-bit 8080 parallel interfaces for seamless integration with ARM Cortex-M/R, Raspberry Pi Pico, and other embedded platforms.

  • Dedicated constant-current backlight driver pins (LED+/LED-) extend lifespan to 40,000 hours (Page 8).

(2) Ruggedized Construction

  • Validated through -30°C~80°C storage, ±8kV ESD protection, and 60cm drop tests (IEC 60068-2-32 compliant).

  • Optional chemically strengthened cover glass (≥6H hardness) with ≥85% light transmission (Page 5).

(3) Precision Optical Performance

  • Active area: 22.7 × 42.72 mm | Pixel pitch: 0.1335 mm | RGB vertical stripe matrix.

  • Factory-calibrated white point (CIE 1931 x=0.302/y=0.325) for medical/industrial color accuracy (Page 12).

Engineering Resources

  • Pre-tested initialization code for STM32/Arduino platforms (Page 18-19).

  • Mechanical drawings, timing diagrams, and optical test reports (BM-7 standard) available.

  • Optional multi-touch solution (CST816D IC via I²C) with OCA lamination.

EU/US Compliance Assurance

◾ Meets RoHS (EU 2015/863), REACH SVHC, and Halogen-Free directives.
◾ Packaging complies with EU 2025/40 recyclability mandates (effective 2026).


Mechanical Dimensions


Product Information


FeaturesDetailsUnit
Display Size(Diagonal)1.9’’Inch
LCD typeIPS TFT-
Display ModeNormally black-
Resolution170 RGB(H) x 320(V)Pixels
Viewing DirectionALL-
Module size25(W) x 49.33(H) x 2.11(T)mm
Active Area22.7(W) x 42.72(H)mm
Pixel Size0.1335(W) x 0.1335(H)mm
Color arrangementRGB Vtertical stripe-
InterfaceSPI/Parallel-
Display Colors262K-
Driver ICST7789P3-
With or Without Touch PanelWithout-
Operating Temperature-20℃~70℃
Storage Temperature-30℃~80℃
Surface brightness350cd/m2

CTP Specification


CategoryParameterSpecification

General

StructureCover Glass + ITO Sensor Film (G+F)
Outline dimension31.0 (H) x 55.33 (V) x 3.64 (T) mm
Cover Lens StrengtheningChemically Strengthened
Cover Lens Surface Hardness≥6H (Pencil Hardness)
Light Transmission Rate≥85%
Operation Temperature-20℃ ~ +70℃, ≤90% RH
Storage Temperature-30℃ ~ +80℃, ≤90% RH

Electrical

InterfaceI2C
Touch ICCST816D
Power Supply Voltage (VDD)2.8V ~ 3.3V
Host Resistance (SDA/SCL)Configurable on Main-board
Touch PointSingle Touch, multi-touch optional
EnvironmentalOperating ConditionsCustomizable

Surface

Properties

Surface InkClear type
Surface TreatmentCustomizable
LCD-TP LaminationAIR, OCA Bonding Optional
ComplianceMaterial StandardsRoHS & Halogen-Free Compliant

Asolute Maximum Ratings


ItemSymbolMin.Max.Unit
Logic Supply VoltageIOVCC-0.34.0V
Analog Supply VoltageVCC-0.34.6V
Operating temperatureTop-2070
Storage temperatureTst-3080

DC Characteristics


ItemSymbolMin.Typ.Max.Unit
Analog Supply VoltageVCC2.52.753.3V
Logic Supply VoltageIOVCC1.651.83.3V
Input high voltageVIN0.7*IOVCC-IOVCCV
Input low voltageVILGND-0.3*IOVCCV
Output high voltageVOH0.8*IOVCC-IOVCCV
Output low voltageVOLGND-0.2*IOVCCV
Input CurrentIIN-20-mA

Backlight Characteristic


ItemSymbolMin.Typ.Max.Unit
Forward VoltageVF-3.2-V
Forward CurrentIF-80-mA
Power dissipationPd-256-mW
LED Life Time(25 ºC)-3000040000-Hrs

Pins Definitions


Pin.NoSymbolDescription
1GNDGround
2VCCPower supply for Analog
3IM2
IM1IM2Interface Mode
0080-8bit
114-line

4IM1
5RESETLCM Reset pin
6CSChip select pin (“Low” enable)
7DC/SCLSerial clock pin.
8WR/RSRegister select pin.
9RDRead enable in 8080 MCU parallel interface.
10SDASPI interface input/output pin
11-18DB0-DB7MCU parallel interface data bus.
19SDOSPI interface output pin.
20LED+Backlit anode
21-24LED-Backlit cathode
25GNDGround
26-29NCNC
30GNDGround

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