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TFT LCD Manufacturer Supply Square TFT Display 4 Inch SPI&MCU 320x320 Dots

TFT LCD Manufacturer Supply Square TFT Display 4 Inch SPI&MCU 320x320 Dots

Brand Name SAEF
Model Number SF-TO400DX-8979A-CT
Certification ISO9001 / ISO14000
Place of Origin ShenZhen / China
Minimum Order Quantity 3 pcs
Price USD12.xx Reference price, Price negotiable based on order lot quantity
Payment Terms L/C, T/T, Western Union, Paypal
Supply Ability 3000K pcs per month
Delivery Time 3-5 weeks
Packaging Details Standard Exportation Package
Product 4 inch square LCD
Resolution 320X320 Pixels
Interface SPI MCU
Touch screen with PCAP capacitive touch screen
Outline Dimension 84.0(W) x 84.0 (H) x 3.37 (T) mm (with touch)
Viewing Direction All Viewing Angles (85/85/85/85)
Pin number 40 pins
Connection Plugging ( can be customized )
Surface Luminance 300 cd/m2 ( can be customized )
Supply Power 3.3 V
Current Consumption 20 mA
Operating Temp. -20℃ to +70℃
Life Time 40000 Hrs
Compliance REACH & RoHS Compliant
Detailed Product Description

Square TFT Display 4 Inch SPI&MCU 320x320 Dots Product Introduction
 
 
SAEF TECHNOLOGY SF-TO400DX-8979A-CT TFT LCD display module is a transmissive type color active matrix TFT(Thin Film Transistor) liquid crystal display (LCD) that uses amorphous silicon TFT as a switching device. This module is composed of a TFT LCD module, a driver circuit, and a back-light unit. the resolution of a 4” contains 320 (RGB)X 320 dots, and it can display up to 262k color. SF-TO400DX-8979A-CT TFT LCD model supports MCU and SPI interface; the supply voltage (VCC) of driving LCD panel is from is 2.7V to 3.6V. Typical value is 3.3V.
 
SF-TO400DX-8979A-CT can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃. the LCD module is with PCAP capacitive touch screen, It is great for automation, GPS, medical equipment, industrial device, security equipment white goods, smart home applications, IoT System, car equipment, car dashboard, car audio, car clock, car door display system, water ionizer, which requires TFT display in high quality and colorful image. 

 

Product Features:

 

Product:TFT 4″ Inch
Resolution:320X320 Pixels
Interface:MCU SPI
Touch Screen:With PCAP Capacitive Touch Screen
Outline Dimension:84.0(W) x 84.0 (H) x 3.37 (T) mm (with touch)
Viewing Direction:All Viewing Angles (85/85/85/85)
Pin Number:40 Pins
Connection:Plugging
Surface Luminance:300 Cd/m2
Supply Power:3.3 V
Current Consumption:20 mA
Operating Temp.:-20℃ To +70℃
Life Time:40000 Hrs
Compliance:REACH & RoHS Compliant

 

 

Square TFT Display 4" SPI&MCU 320x320 Dots Product Drawing 

 
 

 

Interface Pin Definition

 

Pin No.SymbolDescriptionWhen not in use
1LEDAB/L positive pin
2LEDKB/L negative pin
3LEDKB/L negative pin
4GNDGround
5VCIPower supply(2.8-3.3V)
6IOVCCI/O power supply(1.8-3.3V)
7TETearing effect outputOpen
8CSChip selection pin. Low-active.
9RSDisplay data/command selection

 

DCX=’ 1’ : display data or parameter.

DCX=’0’ : register index / command.

10WR/SCKWrite enable in MCU interface.

In SPI mode, this pin is sclk

11RDRead enableGND
12SDISPI interface input/output pin.
13SDOSPI interface output pin.
14GNDGround
15-30D0-D15Horizontal sync inputGND
31RESETThis signal will reset the device and it must be applied to properly initialize the chip
32IM2IM0=0IM2=0MCU 16 BITD[ 15:0] is used
IM0= 1IM2=0MCU 8 BITD[7:0] is used
33IM0IM0= 1IM2= 14Line SPICS,RS,SCK.SDI
IM0=0IM2= 1Reserve
34GNDGround
35TP_INTTP Interrupt to the hostOpen
36TP_SDATP I2C data input and outputOpen
37TP_SCLTP I2C clock inputOpen
38TP_RESTP external reset, Low is activeOpen
39TP_VCITP power supply(2.8-3.3V)Open
40GNDGround

 

Backlight Electrical characteristics

 

ItemSymbolMinTypicalMax.Unit
LED module forward

 

Voltage

VB LEDB12-13.2V
LED module currentIB  LEDB304050mA
LCM Surface brightness

Luminance▼1

LB SB—–300—-Cd/mP 2P
LCM Surface brightness

uniform▼2

LB  DBBB—-80—-%

 

LCD Electrical characteristics

 

parameterSymbolConditionMinTypMaxUnit
 

 

Viewing Angle

Φ=3 O’clock 

 

θ

 

 

Cr>10

7585  

 

deg

Φ= 6 O’clock7585 
Φ=9 O’clock7585 
Φ=12 O’clock7585 
Contrast ratioCrθ=0

 

Φ=0

8001000  
Respone timeTr+Tf25ms
NTSC%5560  
CIE(x,y)    chromatictyWHITEXθ=0

 

Φ=0

Typ

 

-0.03

0.294Typ  +0.03 
Y0.329 

 

 

 

Reliability Test 

 

 

NO.ITEMCONDITIONCr
1High Temperature Non-Operating Test70℃*48Hrs

*No Defect Of Operational

Function In

Room

Temperature Are

Allowable.

*IDD of LCM in Pre-and

Post-test

Should Follow Specification

2Low Temperature Non-Operating Test-20℃*48Hrs
3High Temperature/Humidity Non-Operating Test50℃*90%RH*48Hrs
4High Temperature Operating Test60℃*48Hrs
5Low Temperature Operating Test-10℃*48Hrs

 

6

 

Thermal Shock Test

-10℃(30Min)

-25℃(5Min)

-60(30Min)*2 Cycles

 

7

 

ESD test

Voltage:±6KV

R: 330Ω C:150pF Air discharge,

10time


 

Square TFT Display 4" SPI&MCU 320x320 Dots Product Image 


 
 
 
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Product Tags: Square TFT Display 4 Inch   320x320 TFT Display 4 Inch   MIPI 4 Inch TFT Display  
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