Surenoo STP0400B-320480 Series TFT LCD Panel User Manual

: June 3, 2024
: Surenoo

Table of Contents

General Description
Mechanical Specification
Electrical Maximum Ratings
Brightness characteristic&Power dissipation
Response time&Contrast ratio
Viewing Angle
Reliability Trial
Inspection standards
References
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SHENZHEN SURENOO TECHNOLOGY CO.,LTD.
Model No.: STP0400B-320480
STP0400B-320480 Series
TFT LCD PANEL USER MANUAL
Please click the following image to buy the sample Reference Controller Datasheet
TFT LCD Panel Selection Guide
ST7796S

General Description

MODEL NO	STP0400B-320480
Display Mode	Transmissive
Display Format	Graphic 320RGB*480 Dot-matrix 320xRGBx480
Input Data	8bit/16bit interface 8
Viewing Direction	12 o’clock 12
Drive	ST7796S

Mechanical Specification

Item	Specifications	Unit
Dimensional outline	60.88(W)94.57(H)2.45(T)

60.88(W)94.57(H)3.65(T)
(FPC not include)| mm
Resolution| 320RGB480| dots
LCD Active area| 55.68(W)83.52 (H)| mm
Pixel size| 0.174(W)*0.174(H)| mm

Surenoo STP0400B 320480 Series TFT LCD Panel - fig

Electrical Maximum Ratings

Item| Symbol

| Min| Max| Unit| Note
---|---|---|---|---|---
Supply voltage （ VDDI ）(VDDI)| V| 1.8| 3.3| V| –
Supply voltage （ VDDA ）(VDD)| V| 2.8| 3.3| V| –
Operating temperature| T OPR| -20| 70| ℃| –
Storage temperature| T STR| -30| 80| ℃| –

Brightness characteristic&Power dissipation

Item	Symbol	Min	Typical	Max	Unit
LED module Forward voltage LED	V LED	2 ． 9	3.1
3.3	V
LED module current LED	I LED	–	145	–	mA
LCD Surface Luminance	L S	330	350	–	Cd/m2
LCM Surface brightness uniform LED	L D	80	–
–	%
LCD power dissipation	P LCD	–	0.45	–	W

※NOTE:PLCD=VDD * (ILED+ILCD)

PIN No.	Symbol	Description	Notes
1	GND	Ground	–
2	VDDA	Power Supply for Analog, Digital System and Booster Circuit. （
2.8-3.3V)

–

3| VDDI| Power Supply for I/O System. （1.8-3.3V)|

–

4| CSX| -Chip selection pin Low enable. High disable.| –
5| DCX| -Display data/command selection pin in parallel interface. DCX=’1’: display data or parameter. (DCX=1:DCX=’0’: command data (DCX=0:| –
6| WRX| -Write enable in MCU parallel interface.| –

7

|

RDX

| -Read enable in 8080 MCU parallel interface. -If not used, please fix this pin at VDDI or GND. ( VDDI GND）| –
8| RESET| -This signal will reset the device and it must be applied to properly initialize the chip.

-Signal is active low.

| –
9-16| DB0-DB7| MCU parallel interface data bus. （MCU| –
17-24| DB8-DB15| MCU parallel interface data bus. （MCU| –
25| GND| Ground| –
26| YD| Touch panel Logical foot| –
---|---|---|---
27| XR| Touch panel Logical foot| –
28| YU| Touch panel Logical foot|

–

29| XL| Touch panel Logical foot| –
30| LED-K| Cathode of Backlight| –
31| LED-K| Cathode of Backlight| –
32| LED-K| Cathode of Backlight| –
33| LED-K| Cathode of Backlight| –
34| LED-K| Cathode of Backlight| –
35| LED-K| Cathode of Backlight| –
36| LED-A| Anode of Backlight (2.9V-3.3V Typical:3.1V)| –
37| GND| Ground| –

6-1STP0400B_16 Surenoo STP0400B 320480 Series TFT LCD Panel - fig
2

6-2： STP0400B_8

6-3： Surenoo STP0400B 320480 Series TFT LCD Panel - fig
8

※NOTE:

Response time&Contrast ratio

Item	Symbol	Condition	Remark	Unit
Min.	Typ.	Max.
Response time	Tr+Tf	θ=0°	–	30
Contrast ratio	CR	θ=0°	–	500

Surenoo STP0400B 320480 Series TFT LCD Panel - fig9 .

Viewing Angle

Item	Symbol	Condition	Remark	Unit
Min.	Typ.	Max.

Viewing angle

| Top| CR≥10| 60| 65| –|

Deg.

Bottom| CR≥10| 60| 65| –
Left| CR≥10| 65| 70| –
Right| CR≥10| 65| 70| –

Surenoo STP0400B 320480 Series TFT LCD Panel - fig10

NOTE:3

Reliability Trial

NO.	ITEM	CONDITION	CRITERION
1	High Temperature Non-Operating Test	80℃*120Hrs	No Defect Of
Operational
2	Low Temperature Non-Operating Test	-30℃*120Hrs	Function In Room
Temperature Are
3	High Temperature/Humidity Non Operating Test	60℃90%RH120Hrs	Allowable
4	High Temperature Operating Test	70℃*72Hrs
5	Low Temperature Operating Test	-20℃*72Hrs
6	Thermal Shock Test	-20 ℃ (30Min) n 70 ℃
	(30Min) *10CYCLES

Inspection standards

10.1Glass defect

NO	Defect item	Criteria	Remark

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| 1)Damage area don’t touch the ITO

(Inclueling contraposition mark,

| a: Length, b: Width c: Thickness
| (minor defect)| 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|
---|---|---|---
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)