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

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Shenzhen Saef Technology Ltd.

City: shenzhen

Country/Region:china

Tel:86-755-2370-6380

Contact Person:
Mrs.Christina View Contact Details

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.	Symbol	Description				When not in use
1	LEDA	B/L positive pin				—
2	LEDK	B/L negative pin				—
3	LEDK	B/L negative pin				—
4	GND	Ground				—
5	VCI	Power supply(2.8-3.3V)				—
6	IOVCC	I/O power supply(1.8-3.3V)				—
7	TE	Tearing effect output				Open
8	CS	Chip selection pin. Low-active.				—
9	RS	Display data/command selection DCX=’ 1’ : display data or parameter. DCX=’0’ : register index / command.				—
10	WR/SCK	Write enable in MCU interface. In SPI mode, this pin is sclk				—
11	RD	Read enable				GND
12	SDI	SPI interface input/output pin.				—
13	SDO	SPI interface output pin.				—
14	GND	Ground				—
15-30	D0-D15	Horizontal sync input				GND
31	RESET	This signal will reset the device and it must be applied to properly initialize the chip				—
32	IM2	IM0=0	IM2=0	MCU 16 BIT	D[ 15:0] is used	—
32	IM2	IM0= 1	IM2=0	MCU 8 BIT	D[7:0] is used	—
33	IM0	IM0= 1	IM2= 1	4Line SPI	CS,RS,SCK.SDI	—
33	IM0	IM0=0	IM2= 1	Reserve	–	—
34	GND	Ground				—
35	TP_INT	TP Interrupt to the host				Open
36	TP_SDA	TP I2C data input and output				Open
37	TP_SCL	TP I2C clock input				Open
38	TP_RES	TP external reset, Low is active				Open
39	TP_VCI	TP power supply(2.8-3.3V)				Open
40	GND	Ground				—

Backlight Electrical characteristics

Item	Symbol	Min	Typical	Max.	Unit
LED module forward Voltage	VB LEDB	12-13.2			V
LED module current	IB LEDB	30	40	50	mA
LCM Surface brightness Luminance▼1	LB SB	—–	300	—-	Cd/mP 2P
LCM Surface brightness uniform▼2	LB DBBB	—-	80	—-	%

LCD Electrical characteristics

parameter			Symbol	Condition	Min	Typ	Max	Unit
Viewing Angle	Φ=3 O’clock		θ	Cr＞10	75	85		deg
	Φ= 6 O’clock				75	85
	Φ=9 O’clock				75	85
	Φ=12 O’clock				75	85
Contrast ratio			Cr	θ=0 Φ=0	800	1000
Respone time			Tr+Tf		—	25	—	ms
NTSC			%		55	60
CIE(x,y) chromaticty		WHITE	X	θ=0 Φ=0	Typ -0.03	0.294	Typ +0.03
			Y			0.329

Reliability Test

NO.	ITEM	CONDITION	Cr
1	High Temperature Non-Operating Test	70℃*48Hrs	No Defect Of Operational Function In Room Temperature Are Allowable. IDD of LCM in Pre-and Post-test Should Follow Specification
2	Low Temperature Non-Operating Test	-20℃*48Hrs
3	High Temperature/Humidity Non-Operating Test	50℃90%RH48Hrs
4	High Temperature Operating Test	60℃*48Hrs
5	Low 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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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

Product Features:

Backlight Electrical characteristics

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