1.77 inch tft display

1.77 inch tft display suppliers provide 1.77 inch tft display all over the world. 1.77 inch tft display is an essential part of many electronic devices such as computers, mobile phones, and cameras.

1.77 inch tft display suppliers offer 1.77 inch tft display at a very reasonable price. 1.77 inch tft display supplier’s main aim is to provide 1.77 inch tft display all over the world so that people can use it in their electronic devices without any hassle.

1.77 inch tft display supplier’s provide 1.77 inch tft display with a warranty so that people can use it without any fear of damage or malfunctioning.

DESCRIPTION

HC-177CB1001 is a 1.8 inch tft LCD display module with optional resistive touch screen and capacitive touch screen control with a resolution of 128×160 pixels. This small size TFT LCD monitor is portrait mode with wider viewing angle by POL adjustment, Left: 40 / Right: 40 / Top: 40 / Bottom: 40 degrees (typical) .Optional RTP or CTP.

This HC-177CB1001 inch module has built-in ST7735S controller IC, supports SPI interface, the power supply voltage (VCC) range is 3.0V to 3.6V, the brightness is 380 nits (typ), and the contrast ratio is 800: 1. The module is Ideal for communication equipment, home appliances, etc. The module can operate at temperatures from -20°C to +70°C; its storage temperature range is -30°C to +80°C.

General Specifications

SPECIFICATIONS

Item	Contents	Unit
Size	1.77	inch
LCM Dimension	34（W）* 45.83（H） *2.35(T)	mm
LCD Active Area	28.03* 35.04	mm
Number Of Dots	128×160	pixel
LCD Type	a-Si TFT
Viewing Direction	12 o’clock
Driver IC	ST7735S
Interface Type	SPI
Operating Temperature	-20℃~ 70℃
Storage Temperature	-30℃~ 80℃
Backlight Type	2 LEDs
Brightness	380	Cd/m2

DRAWING

Interface

LCM PIN Definition

NO.	Symbol	Description
1	LEDA	BACKLIGHT ANODE
2	LEDK	BACKLIGHT CATHODE
3	SPI4W(VCC)	POWER SUPPLY
4	VCC	POWER SUPPLY
5	GND	Ground
6	CS	Chip Select
7	RESET	Reset pin
8	SDA	Serial Data Input
9	SCL	Serial  Clock
10	D/C	Destination register selection.

DC Characteristics

Item	Symbol	Min	Typ	Max	Unit
TFT gate on voltage	VGH	—	15	—	V
TFT gate off voltage	VGL	—	-10	—	V
TFT common electrode Voltage	Vcom	—	-1	—	V

Electrical Characteristics

Operating conditions

Item	Symbol	Min.	Typ.	Max.	Unit
Analog Supply Voltage	VCI	2.5	2.8	3.3	V
Digital Supply Voltage	VDD	2.5	2.8	3.3	V
I/O Supply Voltage	IOVCC	1.65	1.8/2.8	3.3	V
Input High Voltage	VIH	0.8*IOVCC	–	IOVCC	V
Input Low Voltage	VIL	0	–	0.2*IOVCC	V
Output High Voltage	VOH	0.8*IOVCC	–	–	V
Output Low Voltage	VOL	–	–	0.2*IOVCC	V

LED driving conditions

Item	Symbol	Min.	Typ.	Max.	Unit
LED Current	IB	—	30	40	mA
LED Voltage	Vf	2.8	3.0	3.2	V
CIE	X	0.265	0.295	0.325
	Y	0.26	0.29	0.32
Brightness of LCM	L	—	380	—	cd/m2

Reliability Test Items

Test Item	Test Condition	Test result determinant gist
High temperature storage	80±3 ℃，48H；
Low temperature storage	-30±3 ℃，48H；
High temperature storage	70±3 ℃，48H；	Inspection after 2~4hours storage at roomtemperature,
Low temperature operation	-20±3 ℃，48H；	the sample shall be free from defects:
High temperature/humidity	60℃±3 ℃,90%±3%RH ，48H；	1.Air bubble in the LCD;
Thermal Shock	~20℃/0.5h~+70℃/0.5h for a total 24 cycles；	2.Non-display;
Vibration Test	Frequency 10Hz~55Hz~10Hz	3.Glass crack;
	Amplitude：1.5mm, X，Y，Z
	direction for total 1H；	4. The electrical
	(Packing condition)
ESD test	±4KV, Human Body Mode,	characteristics requirements shall be satisfied.
	150pF/330Ω；
	±8KV, Air Mode, 150pF/330Ω；

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