BO LYMIN BG9832B Feature 1. COB with metal frame 2. No built-in oscillation, requiring external clock 3. Built-in controller SED1520Daa 4. 1/32 duty cycle 5. +5V single power supply 6. Option: +3V single power supply 7. Option: LED, EL B/L Mechanical Data Item Standard Value 52.0 x 44.0 Module Dimension Viewing Area 46.0 x 18.5 Dot Size 0.4 x 0.4 Dot Pitch 0.44 x 0.49 Pin Assignment Pin Symbol 1 2 3 4 5 6 7 8 9 10~17 18 19 20 Unit mm mm mm mm Electronic Characteristics Function GND + 5V(+3V option) Contrast adjustment H --> Data L --> Instruction L --> Chip1 enable L --> Chip 2 enable External clock 2KHZ RD for 80 serial; /E for 68 serial WR for 80 serial; R/W for 68 serial Data bus line L: 80 series, H: 68 series Power supply for B/L (+) Power supply for B/L (GND) Vss Vdd Vo Ao /CS1 /CS2 CL RD/E WR,R/W DB0~7 RES A K Symbol Condition Typical Unit Value Input Voltage Vdd Vdd = +5V 5.0 V Supply Current Idd Vdd = +5V 1.0 mA LCD Driving 4.9 Vdd-Vo V 25 oC Voltage LED Forward 4.2 Vf V 25 oC Voltage LED Forward 60 mA If 25 oC Current EL Power Vel Vel=110Vac/400Hz V Voltage Item Dimension 26 46 43.08 13.1 8.6 4-Ø2.5 15.64 18.5 28.2 44±0.5 36 LED BACKLIGHT 44 52±0.5 2 P2.54*9=22.86 20-Ø1.0 PAD20-Ø1.8 0.04 4 7.9 20 1 14.57 0.45 0.04 2 2.54 0.4 DETAIL A SCALE 10:1 1.6