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| www..com BO LYMIN BG12864H Feature 1. COB with metal frame 2. Built-in controller KS0107/0108 3. +5V single power supply, with built-in negative voltage 4. 1/64 duty cycle 5. Option: EL backlight & EL inverter 6. Option: +3V single power supply 7. Option: external negative voltage Mechanical Data Item Standard Value Module Dimension 54.0 x 50.0 Viewing Area 43.5 x 29.0 Dot Size 0.28 x 0.35 Dot Pitch 0.32 x 0.39 Pin Assignment Pin Symbol 1 2 3 4 5 6 7~14 15 16 17 18 19 20 Vss Vdd Vo D/I R/W E DB0~7 CS1 CS2 /RST Vee BL+ NC Unit mm mm mm mm Electronic Characteristics Symbol Condition Typical Unit Value Input Voltage Vdd Vdd = +5V 5.0 V 8.0 mA Supply Current Idd Vdd = +5V LCD Driving 8.7 Vdd-Vo V 25 oC Voltage EL Inverter 5.0 Vf V 25 oC Driver Voltage EL Inverter If 45 mA 25 oC Driver Current Item Function Power supply GND +5V(+3V option) Contrast adjustment Data/ Instruction Data read/write Enable signal Data bus line Chip enable (segment 1 - 64) Chip enable (segment 65 - 128) Reset signal Negative voltage output EL back light power on/off No connection 54.0 0.5 43.5(VA) 40.92(AA) A Dimension 4.75 5.25 6.54 10.5 11.54 1.5 2.5 ef.) 3.3(el/ref) 50.0 0.5 40.5 29.0(VA) 26.92(AA) A 2.0 A 47.0 7 45.0 28*64 Dots 6 B 0.32 0.28 0.39 0.35 DOT SIZE 4-O2.5 4-O5.0 4-O0.8 Hole 4-O1.3 PAD 1.0 8.0 2.5 P2.0 19=38.0 49.0 |
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