1.77-inch TFT LCD Module – 128×160 Display

Overview

The RT018T2T‑C04 is a 1.77‑inch TFT LCD Module designed for applications requiring a compact, bright, and easy‑to‑drive display. With a 128×160 RGB resolution, SPI interface, and integrated white LED backlight, this module is suitable for mobile devices, portable electronics, and embedded systems. Its transmissive TN panel with normal white mode ensures good readability, while the robust construction supports reliable operation in varied environments.

Key Features

1.77‑inch TFT transmissive display with 128×160 RGB resolution
SPI 3‑wire interface for simple microcontroller integration
High brightness: 200 cd/m² typical
Wide viewing angle with 12 o’clock recommended viewing direction
Compact module size: 34.0mm (W) × 44.0mm (H) × 2.4mm (T)
Driver IC: ST7735S
White LED backlight with two LEDs (Harvatek, 350‑400 mcd)
Operating temperature: ‑20°C to +70°C
RoHS compliant

Technical Specifications

Category	Parameter	Symbol	Min	Typ	Max	Unit	Notes
General	LCD Type	–	–	TFT Transmissive, Normal White	–	–	–
	Panel Type	–	–	a‑Si TFT Active Matrix	–	–	–
	Resolution	–	–	128 (RGB) × 160	–	Dots	RGB Vertical Stripe
	Active Area	–	–	28.03 × 35.04	–	mm	–
	Module Size	–	–	34.0 × 44.0 × 2.4	–	mm	–
	Viewing Direction	–	–	12 O’clock	–	–	–
	Driver IC	–	–	ST7735S	–	–	–
	Interface	–	–	SPI 3‑wire (SDI/SDO)	–	–	–
	Backlight	–	–	2 White LEDs	–	–	Harvatek, Grade B
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	–
	Operating Temperature	TOP	-20	–	+70	°C	–
	Storage Temperature	TST	-30	–	+80	°C	–
Electrical	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	–	15	20	mA	Per LED
Optical	Brightness	B	200	–	–	cd/m²	–
	Contrast Ratio	CR	–	300	–	–	–
	Response Time	Tr+Tf	–	25	–	ms	–
	Viewing Angle (Horizontal)	θx±	50	60	–	deg	CR≥10
	Viewing Angle (Vertical)	θy+	45	–	–	deg	CR≥10
		θy-	60	–	–	deg	–
	NTSC Ratio	–	–	55.3	–	%	–
Reliability	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	–	–	–	–
	ESD Protection	–	Air: ±4kV; Contact: ±2kV	–	–	–	–
Quality	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	Symbol	Description
1	GND	Ground
2	VCC	Power supply (2.8V)
3	SCL	Serial clock (SPI)
4	SDI/SDA	Serial data input (SPI)
5	RES	Reset (active low)
6	DC(NC)	No connect
7	CS	Chip select
8	DC(NC)	No connect
9	LEDA	LED anode (backlight)
10	LEDK	LED cathode (backlight)

Applications

Mobile phones and portable communication devices
Handheld gaming consoles (PSP)
Personal Digital Assistants (PDA)
GPS navigation systems
Industrial control panels
Portable medical and test equipment
Consumer electronics displays

Reliability & Quality Assurance

Comprehensive environmental and durability testing
High‑standard inspection per MIL‑STD‑105E
50,000‑hour MTBF under normal operating conditions
Rigorous defect classification and AQL control

Packaging & Handling Notes

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

Why Choose JicTech?

JicTech delivers reliable, bright, and easy‑to‑integrate TFT LCD modules backed by stringent quality controls and extensive reliability validation. With clear optical specs, wide temperature operation, and a simple SPI interface, the RT018T2T‑C04 is a trusted choice for portable and embedded display applications.

Ready to integrate a bright, compact display into your project? Contact us today for samples, pricing, and technical support!