BO LYMIN BC2002A20c Feature 1. COB with metal frame 2. 5x7 dots with cursor 3. Built-in controller Philips PCF 2116 4. + 5V single power supply 5. 1/32 duty cycle 6. I2C interface 7. Option: LED,EL backlight Mechanical Data Item Standard Value Module Dimension 116.0 x 37.0 85.0 x 18.6 Viewing Area 0.6 x 0.65 Dot Size 3.2 x 5.55 Character Size Pin Assignment Pin Symbol 1 Vdd 2 SCL 3 SDA 4 GND Dimension Unit mm mm mm mm Electronic Characteristics Function 5V input for LCM I2C interface clock input I2C interface data input GND for LCM Symbol Condition Typical Unit Value Input Voltage Vdd Vdd = +5V 5.0 V Supply Current Idd Vdd = +5V 20.0 mA LCD Driving 5.0 Vdd-Vo V 25 oC Voltage LED Forward 4.3 Vf V 25 oC Voltage LED Forward 25 oC If 210 mA Current EL Power Vel Vel=110Vac/400Hz V Voltage Item