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BO LYMIN
BC2004A20c
Feature
1. COB with metal frame
2. 5x7 dots with cursor
3. Built-in controller Philips PCF 2116
4. + 5V single power supply
5. 1/16 duty cycle
6. I 2C interface
7. Option: LED,EL backlight
Mechanical Data
Item
Module Dimension
Viewing Area
Dot Size
Character Size
Standard Value Unit
116.0 x 37.0 mm
85.0 x 18.6 mm
0.60 x 0.65 mm
2.95 x 4.75 mm
Pin Assignment RS232
Pin Symbol
Function
1 5V
Data out from LCM
2 I2C Clock I2C interface clock input
3 I2C Data I2C interface data input
4 GND
GND for LCM
Dimension
Electronic Characteristics
Item
Symbol
Condition
Typical
Value
Unit
Input Voltage Vdd Vdd = +5V 5.0 V
Supply Current Idd Vdd = +5V 20.0 mA
LCD Driving
Voltage
Vdd-Vo
25 oC
5.0 V
LED Forward
Voltage
Vf
25 oC
4.3 V
LED Forward
Current
If
25 oC 210 mA
EL Power
Voltage
Vel Vel=110Vac/400Hz V