Surenoo STP0320A2-240320 Series TFT LCD Panel User Manual

: June 3, 2024
: Surenoo

Table of Contents

General Description
Mechanical Specification
Mechanical Dimension
Electrical Maximum Ratings
Brightness characteristic&Power dissipation
Module Function Description
Response time&Contrast ratio
Viewing Angle
Reliability Trial
Inspection standards
Package Method
References
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STP0320A2-240320 Series
TFT LCD PANEL USER MANUAL
Please click the following image to buy the samplehttps://www.aliexpress.com/item/2255800348287677.html

General Description

MODEL NO	STP0320A2-240320(YT320S010)
Display Mode	Transmissive
Display Format	Graphic 240RGB*320 Dot-matrix 240xRGBx320
Input Data	4 Line-SPI interface
Viewing Direction	12 o’clock
Drive	ST7789V

Mechanical Specification

Item	Specifications	Unit
Dimensional outline	54.00(W)77.40(H)2.40(T)

54.00(W)77.40(H)3.70(T)
(FPC not include)| mm
Resolution| 240RGB320| dots
LCD Active area| 48.60(W)64.80 (H)| mm
Pixel size| 0.2025W)*0.2025(H)| mm

NOTES:

DISPLAY TYPE:TFT
OPERATING TEMP: -20°C~70°C
STORAGE TEMP: -30°C~80°C
LCD DRIVER: COG(IC:ST7789V);
BACKLIGHT: 6 CHIP-WHITE LED(Parellel)
GENERAL TOLERANCE:±0.20
ROHS

Mechanical Dimension

PIN	SYMBOL
1	GND
2	RESET
3	SCL
4	D/C
5	CSX
6	SDA
7	SDO
8	GND
9	VDD
10	LEDA
11	LEDK1
12	LEDK 2
13	LEDK3
14	LEDK 4
15	XL
16	YU
17	XR
18	YD

CIRCUIT DIAGRAM
(I=90MA V=2.9-3.3V)

SHENZHEN SUREN00 TECHNOLOGY CO.,LTD.	Third Perspective:
Product number:	STP0320A2-240320 (YT320S010)
Part Model:	LCM Outline
Version:	v0.0
date:	2018.08.16
UNMRKED TOLERANCE:+0.20 mm	page number:

Electrical Maximum Ratings

Item	Symbol	Min	Max	Unit	Note
Supply voltage (VDDI)		2.	3.	V	–
Supply voltage (VDD)	V	3.	3.	V	–
Operating temperature 1	T(w.	-20	70	°C	–
Storage temperature	1,1R	-30	80	°C	–

※NOTE: VDDI and VDD can be directly connected together and share a set of voltage (2.8V~3.3V) for power supply.

Brightness characteristic&Power dissipation

Item	Symbol	Min	Typical	Max	Unit
LED module Forward voltage	V LED	2.9	3.1	3.3	V
LED module current	L LED	–	–	–	mA
LCD Surface Luminance	Ls	330	350	–	Cd/m²
LCM Surface brightness uniform	L D	80	–	–	%
LCD power dissipation	L LCD	–	0.32	–	W

※NOTE:PLCD=VDD * (ILED+ILCD)

Module Function Description

PIN No.	Symbol	Description	Notes
1	GND	Ground	–
2	RESET	-This signal will reset the device and it must be applied

to properly initialize the chip.
-Signal is active low.| –
3| SCL| -This pin is used to be serial interface clock.| –
4| D/C| – Display data/command selection pin in 4-line serial interface.| –
5| CSX| -Chip selection pin Low enable.
High disable.| –
6| SDA| SPI interface input pin.
-The data is latched on the rising edge of the SCL signal.
-If not used, please fix this pin at VDDI or DGND level.| –
7| SDO| -SPI interface output pin.
-The data is output on the falling edge of the SCL signal.
-If not used, let this pin open.| –
8| GND| Ground| –
9| VDD| Power Supply for Analog, Digital System and Booster Circuit.| –
10| LEDA| Anode of Backlight (2.9V-3.3V Typical:3.1V)| –
11| LEDK1| Cathode of Backlight| –
12| LEDK2| Cathode of Backlight| –
13| LEDK3| Cathode of Backlight| –
14| LEDK4| Cathode of Backlight| –
15| XL| Touch panel Logical foot| –
16| YU| Touch panel Logical foot| –
17| XR| Touch panel Logical foot| –
18| YD| Touch panel Logical foot| –

Figure 6-1: Display STP0320A2 4-wire-SPI serial port reference application circuit

Figure 6-2: Touch screen reference application circuit

※NOTE:

If it is a version without touch, refer to the attached circuit in Figure 6-1, and hang the four touch pins XL, YU, XR, and YD of the display in the air

Response time&Contrast ratio

Item	Symbol	Condition	Remark	Unit
Min.	Typ.	Max.
Response time	Tr+Tf	θ = 0º	–	25
Contrast ratio	CR	θ = 0º	350	500

Response time graph

Contrast calculation formula

Viewing Angle

Item	Symbol	Condition	Remark	Unit
Min.	Typ.	Max.
Viewing angle	I op	CR ≥ 10	40	50
Bottom	CI ≥ 10	55	65	–
Left	CR ≥ 10	55	65	–
Right	CR ≥ 10	55	65	–

NOTE: The angle of view of 3 o’clock, 6 o’clock, 9 o’clock, and 12 o’clock refers to the angle (0) between the lines perpendicular to the surface of the screen and the line of sight of the eye.

Reliability Trial

NO.	ITEM	CONDITION	CRITERION
1	High Temperature Non-Operating Test	80°C *120Hrs	No Defect Of Operational

Inspection standards

NO	Defect item	Criteria
1	Dimension Unconformity (Major defect)	By Engineering Drawing
2	Cracks (Major defect)	1. Linear cracks panel 【Reject】
2. Nonlinear crack contrast by limited sample
3	Glass extrude the conductive area (minor defect)	a: disregards and no

influence assemblage.

b≤1/3Pin width(non bonding area) 【Accept】
2)bonding area≤0.5mm 【Accept】| A: Length, b: Width
4| Pin-side ,conductive area damaged (minor defect)| (a c: disregards) b≤1/3of effective length for
bonding electrode 【Accept】| a: length, b: Width, c: Thickness

---|---|---|---
5| Pin-side,non-conductive area damaged (minor defect)| 1)Damage area don’t touch the ITO (Inclueling contraposition mark, except scribing mark) 【Accept】
2)C<T b≦BM1/3of width 【Accept】
3)c=T b not touch the seal glue 【Accept】
4)a disregards| a: Length, b: Width
c: Thickness
6| Non-pin-side damage (minor defect)| c<T
1)b exceeds 1/3Bm 【Reject】 c=T
b not touch the seal glue 【Reject】| c: Thickness b: width of
damage

10.2LCD appearance defect(View area)

NO	Defect item	Criteria	Remark
1	Fiber, glass

cratch, polarizer scratch/folded
(minor defect)| Specification| Allowable| notel:L: Length, W: Width note2: disregard if out of AA
W- 0.03mm| disregard
0.03mm<W O. 05mm;
1_,- 3. Omm| 2
0.05mm<W O. lmm;
L-<= 3. Omm| 1
W>0.1mm;L>3.0mm| 0
2| Polarizer bubble, concave and convex
(minor defect)| 0.2mm| disregard| notel: (I)= (L+W) /2, L : Length,
W :Width
note2:disregard if out of AA
0.2mm< (I) 0. 3mm| 2
0.3mm< (1) 0. 5mm| 1
0.5mm< (1)| 0
3| Black dots, dirty dots,| (1) 0.15 mm| disregard| note2:disregard if out of AA
| impurities, eye winker (minor defect)| 0.15mm< (1) -.. O. 25mm| 2|
---|---|---|---|---
0.25mm< (1) -.. 0. 3m| 1
0.3mm< (1)| 0
4| Polarizer prick
(minor defect)| (1) 0.1mm| disregard| notel: (1) = (L+W) /2, L=Length,
W=Width
note2:the distance between two dots>5mm
0.1mm< (1) 0. 25m| 3
(1) >O. 25mm| 0