Home Products OLED Module Character OLED Display WEH002004A

20x4 OLED Display, 20x4 OLED

Model No. WEH002004A

►Type: Character
►Structure : COB
►20 characters x 4 Lines
►Built-in Controller WS0010
►5V power supply
►1/16 duty cycle
►Interface: 6800, option 8080, SPI
►Compatible to STN LCD WH2004A

DESCRIPTION

Winstar WEH002004A is made of a COB structure 20x4 OLED Display. This display is built-in WS0010 IC which has different interfaces optional; it is default 6800, available options 8080 and SPI. The OLED display feature are brighter display, much higher contrast display, wider viewing angles, that have faster response times, self-illuminating and lower current consumption. Winstar's 20x4 OLED Display is your best choice to upgrade your applications from STN LCDs to OLED displays.

  • WEH002004AW : White
  • WEH002004AL : Yellow
  • WEH002004AG : Green (might have MOQ)
  • WEH002004AB : Blue (might have MOQ)

DRAWING

WEH002004A - 20x4 OLED Display, 20x4 OLED

SPECIFICATIONS

Interface Pin Function

Pin No. Symbol Level Description
1 VSS 0V Ground
2 VDD 5.0V Supply Voltage for logic
3 NC  
4 RS H/L H: DATA, L: Instruction code
5 R/W H/L H: Read(Module→MPU) L: Write(MPU→Module)
6 E H,H→L Chip enable signal
7 DB0 H/L Data bit 0
8 DB1 H/L Data bit 1
9 DB2 H/L Data bit 2
10 DB3 H/L Data bit 3
11 DB4 H/L Data bit 4
12 DB5 H/L Data bit 5
13 DB6 H/L Data bit 6
14 DB7 H/L Data bit 7
15 NC  
16 NC  

General Specification

Item Dimension Unit
Number of Characters 20 characters × 4 Lines
Module dimension 98.0 × 60.0 × 10.0(MAX) mm
View area 77.0 × 25.2 mm
Active area 70.16 × 20.95 mm
Dot size 0.54 × 0.55 mm
Dot pitch 0.59 × 0.60 mm
Character size 2.9 × 4.75 mm
Character pitch 3.54 × 5.4 mm
Panel type OLED, Monochrome
Duty 1/16
IC WS0010
Interface 6800, option 8080, SPI
Size 2.88 inch

Absolute Maximum Ratings

Item Symbol Min Max Unit
Operating Temperature TOP -40 +80 °C
Storage Temperature TST -40 +85 °C
Supply Voltage For Logic VDD-VSS -0.3 5.3 V

Electronical Characteristics

DC Electrical Characteristics

Item Symbol Condition Min Typ Max Unit
Supply Voltage For Logic VDD-VSS 4.8 5.0 5.3 V
Input High Volt. VIH 0.8 VDD VDD V
Input Low Volt. VIL GND 0.2 VDD V
Output High Volt. VOH IOH=-0.5mA 0.8 VDD VDD V
Output Low Volt. VOL IOL=0.5mA GND 0.2 VDD V
50% Check Board
Operating Current
IDD VDD=5V 55 73 mA

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