Home Products TFT LCD Standard TFT Color Display WF18FTZAADNN0

O-Filme 1.77-inch Color TFT LCD Display (128x160)


►1.77 inch TFT LCD
►Resolution : 128x160 dots
►View Direction: 6H
►Interface: MCU / SPI
►Control-Board : No
►Brightness(cd/m²): 400
►Frame Through Hole: No
►Touch Panel : Without Touch Panel


WF18FTZAADNN0 is a 1.77-inch TFT display module, made of resolution 128x160 pixels and 400 cd/m2 brightness. This LCD module is built in with ST7735S IC; it supports MCU or SPI interface. This model has a module dimension of 34.0 x 45.83 mm and an Active Area of 28.03 x 35.04 mm; its supply voltage ranges from 2.5V to 4.8V (typical value: 2.75V). This module is featured with brightness 400 cd/m2(typical value) and contrast ratio (typical value) of 500:1.

WF18FTZAADNN0 is a portrait mode wide view angle O-Film TFT LCD display with a 6 o'clock viewing direction and a 12 o'clock gray scale inversion direction. Its operating temperatures cover from -20℃ to +70℃, and the storage temperatures are from -30℃ to +80℃.


O-Filme 1.77-inch Color TFT LCD Display (128x160) - WF18FTZAADNN0



Pin Symbol I/O Function
1 VLED- P Back light cathode
2 VLED P Back light anode
3 IM0 I - MCU Parallel Interface Type Selection
-If Not Used, Please Fix this Pin at VDDI or DGND Level.
0 0 MCU 8-bit Parallel
0 1 MCU 16-bit Parallel
1 0 MCU 9-bit Parallel
1 1 MCU 18-bit Parallel
4 IM1
5 IM2 I MCU Parallel Interface Bus and Serial Interface select
IM2='1', Parallel Interface
IM2='0', Serial Interface
6 RESET P Reset signal
7-12 NC - No Connect
13-28 DB15-DB0(SPI_SDA) I/O DB15:0] are used as MCU parallel interface data bus.
-DBis the serial input/output signal in serial interface mode.
-In serial interface, DB15:1] are not used and should be fixed at VDDI or DGND level. 
29 NC - No Connect
30 RD I Read Enable in 8080 MCU Parallel Interface.
-If not used, please fix this pin at VDDI or DGND level. 
31 WR I Serial clock
-Write Enable in MCU Parallel Interface.
-If not used, please fix this pin at VDDI or DGND level. 
32 D/C(SPI_SCL) I -Display data/command Selection Pin in MCU Interface.
-D/CX='1': Display Data or Parameter.
-D/CX='0': Command Data.
-In Serial Interface, this is used as SCL.
-If not used, please fix this pin at VDDI or DGND level.
33 CS(SPI_CS) I Chip enable
34 IOVCC P Interface Operation Voltage 
35 VCI P Analog Supply Voltage
36 GND P Ground
37-40 NC - No Connect

General Specifications

Item Dimension Unit
Size 1.77 inch
Dot Matrix 128 × RGB × 160(TFT) dots
Module dimension 34.0(W) × 45.83(H) × 2.65(D) mm
Active Area (AA) 28.03 × 35.04 mm
Dot pitch 0.073 × 0.219 mm
LCD type TFT, Normally White, Transmissive
View Direction 6 o'clock
Gray Scale Inversion Direction 12 o'clock
Aspect Ratio Portrait
IC ST7735S
Backlight Type LED, Normally White
Touch Panel Without Touch Panel
Surface Anti-Glare

Absolute Maximum Ratings

Item Symbol Min Typ Max Unit
Operating Temperature TOP -20 70
Storage Temperature TST -30 80

Electrical Characteristics

Operating conditions:

Item Symbol Condition Min Typ Max Unit
Supply Voltage For Analog VCI 2.5 2.75 4.8 V
Interface Operation Voltage IOVCC 1.65 1.8 3.7 V
Supply LCM current ICI(mA) 0.9 2 mA

LED driving conditions:

Parameter Symbol Min Typ Max Unit
LED current   - 40 - mA
Power Consumption   - 124 - mW
LED voltage VBL+ 2.9 3.1 3.4 V
LED Life Time   - 50,000 - Hr
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