EC0802-A Character LCD Modules

Feature
1. COB with metal frame
2. 5x7 dots with cursor
3. Built-in controller KS0066 or equivalent
4. + 5V single power supply
5. 1/16 duty cycle
6. LED B/L pins:A/K, or1/2,or 15/16.
7. Option: LED, EL B/L
Pin Symbol Function
1 Vss GND
2 Vdd +5V(+3V option)
3 Vo Contrast adjustment
4 RS H/L register select signal
5 R/W H/L read/write signal
6 E H --> L enable signal
7~14 DB0~7 H/L data bus line
15 A Power supply for B/L (+)
16 K Power supply for B/L (GND)
Item Symbol Condition Typical
Value Unit
Input Voltage Vdd Vdd = +5V 5.0 V
Supply Current Idd Vdd = +5V 1.5 mA
LCD Driving
Voltage Vdd-Vo 25oC 4.2 V
LED Forward
Voltage Vf 25oC 4.2 V
LED Forward
Current If 25oC 70 mA
EL Power
Current Vel
Vel=110
Vac/400Hz --- Vrms