20x2 Character LCD, 20x2 LCD Display

VC2026

1.5x8 dots with cursor
2.Built-in controller KS0066 or equivalent
3.+ 5V single power supply
4.1/16 duty cycle
5.LED B/L pins:  1/2 or 15/16
6.Backlight: LED B/L
7.Option: Negative Voltage

Item Standard Value Unit
Module Dimension 80.0 x 36.0 mm
Viewing Area 54.0 x 15.0 mm
Active Area 49.46 x 9.84 mm
Dot Size 0.35 x 0.52 mm
Character Size 1.95 x 4.51 mm
Item Symbol Condition Typical Value Unit
Input Voltage VDD 25 ℃ 5.0 V
Supply Current IDD VDD = +5V 1.5 mA
LCD Driving Voltage VDD-Vo 25℃ 3.9 V
Pin Symbol Function
1 Vss/VDD GND or +5V
2 VDD/Vss +5V or GND
3 Vo Contrast Adjustment
4 RS H:Data L:Instruction
5 R/W H/L read/write signal
6 E H→L enable signal
7~14 DB0~DB7 H/L data bus line
15 A Power supply for B/L (+)
16 K Power supply for B/L (-)
1 2 3 4 5 6 7 8 9 10 11 12 ... ... 19 20
00 01 02 03 04 05 06 07 08 09 0A 0B     12 13
10 41 42 43 44 45 46 47 48 49 4A 4B     52 53