1.22-inch TFT LCD Module – 240×204 IPS Display

Vue d'ensemble

The RTO12T4I-A1 is a 1.22-inch TFT LCD Module designed for applications requiring a compact, high-quality display. It features a transmissive panel with normal white mode, SPI interface, and an integrated white LED backlight. With its small footprint and reliable performance, it is suitable for portable electronics, industrial controls, and consumer devices.

Caractéristiques principales

1.22-inch TFT transmissive display with 240×240 RGB resolution
SPI 3-wire interface for simplified connectivity
Wide viewing angle with 12 o’clock viewing direction
White LED backlight with consistent brightness
Compact module size: 24.76mm (W) × 28.35mm (H) × 1.48mm (T)
Driver IC: ST7735S (compatible with ST7789V)
Low power consumption, suitable for battery-powered devices
RoHS compliant

Spécifications techniques

Catégorie	Paramètres	Symbole	Min	Type	Max	Unité	Notes
Général	Type d'écran LCD	–	–	TFT Transmissive, Normal White	–	–	–
	Number of Dots	–	–	240 (RGB) × 240	–	Points	Bande verticale RVB
	Zone active	–	–	21.96 × 21.96	–	mm	–
	Module Size	–	–	24.76 × 28.35 × 1.48	–	mm	Tolerance ±0.2mm
	Viewing Direction	–	–	12 O’clock	–	–	–
	CI du conducteur	–	–	ST7735S (ST7789V compatible)	–	–	–
	Interface	–	–	SPI 3-wire (SDI/SDO)	–	–	–
	Rétro-éclairage	–	–	2 White LEDs	–	–	Harvatek, 350–400mcd
Absolute Ratings	Supply Voltage (Logic)	Vcc	-0.3	–	4.6	V	–
	Input Voltage (Logic)	VIN	-0.3	–	4.6	V	–
	LED Current (per LED)	ILED	–	–	30	mA	–
	Température de fonctionnement	TOP	-20	–	+70	°C	–
	Température de stockage	TST	-30	–	+80	°C	–
Électricité	Logic Supply Voltage	Vcc	2.5	2.8	3.3	V	VDD terminal
	Input Low Voltage	VIL	-0.3	–	0.2VDD	V	–
	Input High Voltage	VIH	0.8VCC	–	VCC	V	–
	LED Forward Voltage	Vf	2.7	3.2	3.4	V	–
	LED Current (Typical)	ILED	–	40	–	mA	Per LED
Optique	Luminosité	B	200	–	–	cd/m²	–
	Rapport de contraste	CR	–	300	–	–	–
	Temps de réponse (Tr+Tf)	–	–	25	–	ms	–
	Viewing Angle (Horizontal)	θx±	50	60	–	deg	CR≥10
	Viewing Angle (Vertical)	θy±	45	–	60	deg	CR≥10
	NTSC Ratio	–	–	55.3	–	%	–
Fiabilité	High Temp Operation	–	70°C, 96h, powered	–	–	–	–
	Low Temp Operation	–	-20°C, 96h, powered	–	–	–	–
	High Temp Storage	–	80°C, 96h, unpowered	–	–	–	–
	Low Temp Storage	–	-30°C, 96h, unpowered	–	–	–	–
	Humidity Storage	–	60°C, 90%RH, 96h	–	–	–	–
	Thermal Shock	–	-30°C ↔ +80°C, 10 cycles	–	–	–	–
	Vibration Test	–	10–55Hz, 1.5mm, XYZ 2h each	–	–	–	–
	Protection contre les décharges électrostatiques (ESD)	–	Air: ±4kV; Contact: ±2kV	–	–	–	–
Qualité	AQL (Major Defects)	–	–	0.65	–	–	MIL-STD-105E Level II
	AQL (Minor Defects)	–	–	2.5	–	–	–
	MTBF	–	–	50,000 hours	–	–	Under normal conditions

Interface Pinout

Épingle	Symbole	Description
1	GND	Sol
2	LED-K	Cathode de la LED
3	GND	Sol
4	LED-A	Anode LED
5	VCC	Power Supply (2.8V)
6	CS	Chip Select
7	RES	Reset (Low Active)
8	DC(NC)	No Connect
9	SCK	Serial Clock
10	SDA	Serial Data Input
11–15	CTP pins	Touch Panel Interface (3.0V)
16	GND	Sol

Applications

Mobile Phones
Portable Gaming Devices (PSP)
PDAs & Handheld Terminals
GPS Navigation Systems
Industrial Control Panels
Medical Monitoring Devices
Électronique grand public

Packaging & Handling

Modules are packed in anti-static trays and boxes.
Recommended storage: 25±10°C, 50±10% RH, away from sunlight.
ESD protection required during handling.
Soldering temperature not to exceed 280°C for ≤3 seconds.

Pourquoi choisir JicTech ?

JicTech delivers reliable, high-quality LCD modules with consistent performance, rigorous testing, and comprehensive quality assurance. This module is backed by extensive reliability validation, clear optical specs, and detailed inspection standards—making it a trusted choice for your embedded display needs.