2.8-inch TN TFT LCD Module – 320×240 Display

Product Details:

1. General Specification

Item	Specification	Notes
LCD Size	2.8 inch
Panel Type	a-Si TFT active matrix	TN, Normally White
Resolution	240RGB(H) × 320(V) pixels
Display Mode	TN / Normally White
Number of Colors	262K colors
Viewing Direction (Gray Inversion)	12 O’clock
Contrast Ratio	500 (typ.)
Luminance	480 cd/m² (typ.)
Module Size (H×V×T)	50.00 × 69.20 × 3.45 mm
Active Area (H×V)	43.20 × 57.60 mm
Pixel Size (H×V)	0.18 × 0.18 mm
Driver IC	ST7789V2
Light Source	4 LEDs (White)	Parallel connection
Interface	RGB parallel	Includes RTP (Resistive Touch Panel) pins
Operating Temperature	–20°C to +70°C
Storage Temperature	–30°C to +80°C
Weight	TBD

2. Electrical Characteristics

Parameter	Symbol	Min	Typ	Max	Unit
System Voltage	VDD	2.4	2.75	3.3	V
Interface Operation Voltage	VDDI	1.65	1.8	3.3	V
Input High Voltage	VIH	0.7×VDDI	–	VDDI	V
Input Low Voltage	VIL	VSS	–	0.3×VDDI	V
Output High Voltage	VOH	0.8×VDDI	–	VDDI	V
Output Low Voltage	VOL	VSS	–	0.2×VDDI	V

3. Backlight Characteristics

Item	Symbol	Min	Typ	Max	Unit	Condition
Forward Voltage	Vf	2.8	3.0	3.3	V	If=80mA
LED Configuration	–	–	4 LEDs parallel	–	–
White CIE x	x	0.26	0.28	0.32	–	If=80mA
White CIE y	y	0.26	0.28	0.32	–	If=80mA

4. Optical Characteristics

Item	Symbol	Min	Typ	Max	Unit	Condition
Contrast Ratio	CR	–	500	–	–	Normal angle
Luminance (Center)	Lv	430	480	–	cd/m²
Brightness Uniformity	δWHITE	80	–	–	%
Response Time (Tr+Tf)	–	–	16	–	ms
Viewing Angle (CR≥10)
– 3:00 / 9:00	θ	–	45	–	degrees
– 6:00	θ	–	50	–	degrees
– 12:00	θ	–	20	–	degrees
NTSC Ratio	–	–	55%	–	–

5. Absolute Maximum Ratings

Parameter	Symbol	Min	Max	Unit
Supply Voltage	VDD	–0.3	+4.6	V
Logic Supply Voltage	VDDI	–0.3	+4.6	V
Input Voltage Range	VIN	–0.3	VDDI+0.5	V
Output Voltage Range	VO	–0.3	VDDI+0.5	V
Operating Temperature	Top	–20	+70	°C
Storage Temperature	Tst	–30	+80	°C

6. Pin Description (40-pin FPC Connector)

Pin(s)	Symbol	Description
1	GND	System Ground
2	LEDA	LED Anode (+)
3–6	LEDK1–LEDK4	LED Cathodes (–)
7–10	XR, YU, XL, YD	Resistive Touch Panel (RTP) Pins
11	RESET	Reset Signal
12	VSYNC	Vertical Sync
13	HSYNC	Horizontal Sync
14	DOTCLK	Dot Clock
15	ENABLE	Data Enable
16–21	R0–R5	Red Data (6-bit)
22–27	G0–G5	Green Data (6-bit)
28–33	B0–B5	Blue Data (6-bit)
34–36	SD0, SDI, SCL	Serial Interface Pins
37	CS	Chip Select
38	IOVCC	I/O Power (1.65–3.3V)
39	VCI	Analog Power (2.4–3.3V)
40	GND	System Ground

7. Reliability & Inspection

Reliability Tests: High/Low temperature storage & operation, thermal shock, ESD (±6kV/±8kV).
Lifetime: 20,000 hours under normal operating conditions.
Inspection Standard: MIL-STD-105E, Level II, AQL: MAJ=0.65, MIN=1.5.

8. Key Features

Integrated 4-wire Resistive Touch Panel (RTP)
High brightness (480 cd/m²) and contrast (500:1)
RGB parallel interface for fast graphics rendering
6-bit color per channel (262K colors)
Robust TN panel with EWV polarizer
Compact module with built-in backlight driver

9. Applications

Human-Machine Interfaces (HMI)
Portable medical devices
Industrial control panels
Point-of-Sale (POS) terminals
Handheld test and measurement equipment
Interactive consumer electronics

Download Technical Documents

Click here to download this document：FULL SPEC-JV028T1CSR-02B（02D）

All specifications are based on the official product specification sheet (Ver: 02). For mechanical drawings, touch panel performance details, and full inspection criteria, please refer to the original document.