Home Produtos LCD TFT Display TFT Alto Brilho WF40ESWAA6DNG0

Model No. WF40ESWAA6DNG0

►Tamanho: 4 polegadas
►Resolução: 480x480 pontos
►Direção de exibição: IPS
►Interface: RGB
►Driver IC: ST7701S
►Control-Board: Não
►Brilho(cd/m²): 1000
►Quadro com furo passante: Não
►Tela de Toque: Com painel de toque capacitivo (PCAP)
►Detect Point : 5 Fingers
►Temperatura de operação : -30~+80 °C


4 inch 480x480 High Brightness, Wide Temperature IPS TFT Display with PCAP - WF40ESWAA6DNG0



LCM PIN Definition

Pin Symbol Function
1 VLED- Power for LED backlight cathode
2 VLED+ Power for LED backlight anode
3 GND Power ground
4 VCC Power supply
5 R0 Data bus
6 R1
7 R2
8 R3
9 R4
10 R5
11 R6
12 R7
13 G0 Data bus
14 G1
15 G2
16 G3
17 G4
18 G5
19 G6
20 G7
21 B0 Data bus
22 B1
23 B2
24 B3
25 B4
26 B5
27 B6
28 B7
29 SCL SCL: Serial clock input for SPI interface.
30 PCLK Dot clock signal for RGB interface operation
31 CS - A chip select signal
Low: the chip is selected and accessible
High: the chip is not selected and not accessible
32 HSYNC Line synchronizing signal for RGB interface operation  
33 VSYNC Frame synchronizing signal for RGB interface operation
34 DE Data enable signal for RGB interface operation
Low: access enabled
High: access inhibited
35 SDA SDA: Serial data input/output bidirectional pin for SPI Interface.
36 RESET - The external reset input
- Initializes the chip with a low input. Be sure to execute a power-on reset after supplying power.
37-40 NC No connect

PCAP PIN Definition

Pin Symbol Function
1 VSS Ground for analog circuit
2 VDDT Power Supply : +3.0V
3 SCL I2C clock input
4 NC No connect
5 SDA I2C data input and output
6 NC No connect
7 /RST External Reset, Low is active
8 NC No connect
9 /INT External interrupt to the host
10 VSS Ground for analog circuit

General Specifications

Item Dimension Unit
Size 4.0 inch
Dot Matrix 480 × 3(RGB) × 480 dots
Module dimension 78.8(H) × 82.95 (W) × 7.17 mm
Active area 71.856(H) × 70.176 (V) mm
Dot pitch 0.1497(H) × 0.1462(V) mm
LCD type TFT, Normally Black, Transmissive
View Direction 80/80/80/80
Aspect Ratio 1:1
Interface 24-bit RGB
Driver IC ST7701S or Equivalent
Backlight Type LED, Normally White
PCAP IC ST1633I or equivalent
PCAP Interface I2C
PCAP FW Version: V01
Touch Panel capacitive touch panel (PCAP)
Surface Anti-Glare

Absolute Maximum Ratings

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

Electrical Characteristics

Typical Operation Conditions

Item Symbol Values Unit
Min. Typ. Max.
Interface Supply Voltage VCC 2.5 2.8 3.6 V
Current for Driver(White) IVCC - 27 40.5 mA
Supply PCAP VDDT 2.8 - 3.3 V
ICTP(mA) - 12.4 18.6 mA
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