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

Visión general

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.

Características 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

Especificaciones técnicas

Categoría	Parámetro	Símbolo	Min	Tipo	Max	Unidad	Notas
General	Tipo LCD	–	–	TFT Transmissive, Normal White	–	–	–
	Number of Dots	–	–	240 (RGB) × 240	–	Puntos	Raya vertical RGB
	Área activa	–	–	21.96 × 21.96	–	mm	–
	Module Size	–	–	24.76 × 28.35 × 1.48	–	mm	Tolerance ±0.2mm
	Viewing Direction	–	–	12 O’clock	–	–	–
	Conductor IC	–	–	ST7735S (ST7789V compatible)	–	–	–
	Interfaz	–	–	SPI 3-wire (SDI/SDO)	–	–	–
	Luz de fondo	–	–	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	–
	Temperatura de funcionamiento	TOP	-20	–	+70	°C	–
	Temperatura de almacenamiento	TST	-30	–	+80	°C	–
Eléctrico	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
Óptico	Luminosidad	B	200	–	–	cd/m²	–
	Relación de contraste	CR	–	300	–	–	–
	Tiempo de respuesta (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	–	%	–
Fiabilidad	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	–	–	–	–
	Prueba de vibración	–	10–55Hz, 1.5mm, XYZ 2h each	–	–	–	–
	Protección ESD	–	Air: ±4kV; Contact: ±2kV	–	–	–	–
Calidad	AQL (Major Defects)	–	–	0.65	–	–	MIL-STD-105E Level II
	AQL (Minor Defects)	–	–	2.5	–	–	–
	MTBF	–	–	50,000 hours	–	–	Under normal conditions

Interface Pinout

Pin	Símbolo	Descripción
1	GND	Suelo
2	LED-K	Cátodo LED
3	GND	Suelo
4	LED-A	Ánodo 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	Suelo

Aplicaciones

Mobile Phones
Portable Gaming Devices (PSP)
PDAs & Handheld Terminals
GPS Navigation Systems
Industrial Control Panels
Medical Monitoring Devices
Electrónica de consumo

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.

¿Por qué elegir 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.