3.2‑inch TFT LCD Display Module – 240×320, Multi‑Interface (8/9/16/18‑bit & SPI)

High‑resolution display – 240×RGB×320 dots for sharp text and graphics
Versatile interface support – 8/9/16/18‑bit parallel MCU and SPI (3‑wire/4‑wire)
Proven controller – IL19341 or equivalent with built‑in GRAM
Compact mechanical design – 55.04 × 77.6 × 2.55 mm module size
Active area – 48.6 × 64.8 mm with 0.2025 mm pixel pitch
Long‑life LED backlight – Typical 50,000 hours, normally white
Wide temperature range – Operating: ‑20℃ to +70℃; Storage: ‑30℃ to +80℃
Low power consumption – Typical current consumption 5.5 mA
Anti‑glare surface – Reduces reflections for better outdoor readability
No touch panel – Ideal for pure display applications

3.2‑inch TFT LCD Display Module – 240×320, Multi‑Interface (8/9/16/18‑bit & SPI)

Product Overview

This 3.2‑inch TFT LCD module delivers vivid full‑colour graphics at a resolution of 240 × RGB × 320 pixels in a portrait orientation. Powered by the IL19341 (or equivalent) controller, it supports a wide range of host interfaces: 8‑bit, 9‑bit, 16‑bit, 18‑bit parallel MCU, as well as 3‑wire and 4‑wire SPI, giving you exceptional flexibility for system integration.

The panel features a normally white, transmissive LCD with a 6 o’clock viewing direction and an anti‑glare surface, ensuring clear visibility even in bright ambient light. With compact dimensions of 55.04 × 77.6 × 2.55 mm and a wide operating temperature range (‑20°C to +70°C), this module is a reliable choice for industrial, medical, and consumer applications.

Key Features

High‑resolution display – 240×RGB×320 dots for sharp text and graphics
Versatile interface support – 8/9/16/18‑bit parallel MCU and SPI (3‑wire/4‑wire)
Proven controller – IL19341 or equivalent with built‑in GRAM
Compact mechanical design – 55.04 × 77.6 × 2.55 mm module size
Active area – 48.6 × 64.8 mm with 0.2025 mm pixel pitch
Long‑life LED backlight – Typical 50,000 hours, normally white
Wide temperature range – Operating: ‑20℃ to +70℃; Storage: ‑30℃ to +80℃
Low power consumption – Typical current consumption 5.5 mA
Anti‑glare surface – Reduces reflections for better outdoor readability
No touch panel – Ideal for pure display applications

Technical Specifications

General Specifications

Display Size	3.2 inch (diagonal)
Resolution	240 × RGB × 320 dots
LCD Type	TFT, Normally White, Transmissive
View Direction	6 o’clock
Gray Scale Inversion	12 o’clock
Aspect Ratio	Portrait
Driver IC	IL19341 or equivalent
Interface	80 MCU 8‑bit / 9‑bit / 16‑bit / 18‑bit / SPI (3‑wire / 4‑wire)
Backlight	LED, Normally White
Touch Panel	Without Touch Panel
Surface Treatment	Anti‑Glare

Mechanical Dimensions

Module Dimension	55.04 (W) × 77.6 (H) × 2.55 (D) mm
Active Area	48.6 × 64.8 mm
Pixel Pitch	0.2025 × 0.2025 mm

Absolute Maximum Ratings

Parameter	Symbol	Min	Max	Unit
Operating Temperature	TOP	-20	+70	℃
Storage Temperature	TST	-30	+80	℃

Electrical Characteristics (Operating Conditions)

Parameter	Symbol	Condition	Min	Typ	Max	Unit
Power Supply Voltage	VCI	–	2.5	2.8	3.3	V
Power Supply Voltage (I/O)	IOVCC	–	1.65	2.8	3.3	V
Input High Voltage	Vih	–	0.7×IOVCC	–	IOVCC	V
Input Low Voltage	Vil	–	GND	–	0.3×IOVCC	V
Output High Voltage	Voh	IOL=-1.0mA	0.8×IOVCC	–	IOVCC	V
Output Low Voltage	Vol	IOL=1.0mA	GND	–	0.2×IOVCC	V
Current Consumption	Ivic	–	–	5.5	8.25	mA

LED Backlight Driving Conditions

Parameter	Symbol	Min	Typ	Max	Unit
LED Current	–	–	120	–	mA
LED Voltage	VLED+	2.7	3.1	3.4	V
LED Lifetime	–	–	50,000	–	Hr

Interface Pin Definition

The module supports multiple interface modes selected via IM2, IM1, IM0 pins. The table below lists all pins:

Pin No.	Symbol	Function	I/O
1‑4	NC	No connection	–
5	VCI	Power supply (TYP: 2.8V)	P
6	IOVCC	Power supply (TYP: 1.8V / 2.8V)	P
7‑24	DB17‑DB0	Data bus (up to 18‑bit)	I/O
25	SDA	Serial data input/output (SPI)	I/O
26	DOTCLK	Data enable signal in RGB interface	I
27	DE	Data enable signal in RGB I/F mode	I
28	HSYNC	Horizontal sync signal in RGB interface	I
29	VSYNC	Vertical sync signal in RGB interface	I
30	NRD	Read enable pin (I80 parallel bus)	I
31	NWR_DNC	Write enable (I80 parallel) / Command/parameter or data selection (serial)	I
32	DNC_SCL	Command/parameter or data selection (parallel) / Serial clock (SPI)	I
33	CS	Chip select signal	I
34	NRESET	System reset	I
35	IM0	Interface mode select (see table below)	I
36	IM1	Interface mode select	I
37	IM2	Interface mode select	I
38	GND	Ground	P
39	VLED+	Anode of LED backlight	P
40	VLED-	Cathode of LED backlight	P

Interface Mode Selection (IM2, IM1, IM0)

IM2	IM1	IM0	MCU Interface Mode	Data Pins in Use
0	0	0	80 MCU 8‑bit bus	DB7‑DB0
0	0	1	80 MCU 16‑bit bus	DB15‑DB0
0	1	0	80 MCU 9‑bit bus	DB8‑DB0
0	1	1	80 MCU 18‑bit bus	DB17‑DB0
1	0	0	SPI 3‑wire / 4‑wire	SDA, SCL
1	0	1	Reserved	–
1	1	0	Reserved	–
1	1	1	Reserved	–

Typical Applications

This versatile display module is ideal for:

Industrial HMIs – Operator panels, control consoles, and process monitors
Medical equipment – Portable diagnostic instruments and patient monitors
Smart home & building automation – Thermostats, security panels, and IoT gateways
Telecommunications – Network analyzers, modems, and communication terminals
Portable devices – Handheld meters, data loggers, and wearable prototypes
Energy management – Smart meters and power monitoring systems

Note: The portrait orientation is fixed. For landscape requirements, please consult our technical support team for alternative options.

Why Choose This Module?

Exceptional interface flexibility – Supports virtually any MCU with 8/9/16/18‑bit parallel or SPI, reducing design effort and component count.
Widely adopted controller – The IL19341 is well‑documented and backed by extensive community resources.
Anti‑glare surface – Minimises reflections, making it suitable for bright indoor and outdoor environments.
Mechanical durability – Slim 2.55 mm profile and wide temperature tolerance ensure long‑term reliability.
Energy‑efficient – Low current consumption (typical 5.5 mA) extends battery life in portable designs.
High brightness and clarity – Transmissive LCD with LED backlight delivers vivid colours in all lighting conditions.
Quality assured – Manufactured in ISO9001/ISO14001 certified facilities.