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

Übersicht

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.

Wesentliche Merkmale

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

Technische Daten

Kategorie	Parameter	Symbol	Min	Typ	Max	Einheit	Anmerkungen
Allgemein	LCD-Typ	–	–	TFT Transmissive, Normal White	–	–	–
	Number of Dots	–	–	240 (RGB) × 240	–	Dots	Vertikaler RGB-Streifen
	Aktiver Bereich	–	–	21.96 × 21.96	–	mm	–
	Module Size	–	–	24.76 × 28.35 × 1.48	–	mm	Tolerance ±0.2mm
	Ansichtsrichtung	–	–	12 O’clock	–	–	–
	Treiber-IC	–	–	ST7735S (ST7789V compatible)	–	–	–
	Schnittstelle	–	–	SPI 3-wire (SDI/SDO)	–	–	–
	Hintergrundbeleuchtung	–	–	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	–
	Betriebstemperatur	TOP	-20	–	+70	°C	–
	Lagertemperatur	TST	-30	–	+80	°C	–
Elektrisch	Logik Versorgungsspannung	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
Optisch	Helligkeit	B	200	–	–	cd/m²	–
	Kontrastverhältnis	CR	–	300	–	–	–
	Reaktionszeit (Tr+Tf)	–	–	25	–	ms	–
	Viewing Angle (Horizontal)	θx±	50	60	–	deg	CR≥10
	Viewing Angle (Vertical)	θy±	45	–	60	deg	CR≥10
	NTSC-Verhältnis	–	–	55.3	–	%	–
Verlässlichkeit	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	–	–	–	–
	Vibrationstest	–	10–55Hz, 1.5mm, XYZ 2h each	–	–	–	–
	ESD-Schutz	–	Air: ±4kV; Contact: ±2kV	–	–	–	–
Qualität	AQL (Major Defects)	–	–	0.65	–	–	MIL-STD-105E Level II
	AQL (Minor Defects)	–	–	2.5	–	–	–
	MTBF	–	–	50,000 hours	–	–	Under normal conditions

Interface Pinout

Stift	Symbol	Beschreibung
1	GND	Boden
2	LED-K	LED-Kathode
3	GND	Boden
4	LED-A	LED-Anode
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	Boden

Anwendungen

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

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.

Warum JicTech wählen?

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.