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122x32 Graphic LCD Display Module, Mono Graphic LCD, Dot Matrix LCD Display, SED1520 Model No.VBG12232A Share Share to: Download Add to Inquiry Specifications Characteristics Pin Function Resolution (dots): 122*32 Outline Dimensions (mm): 84.0*44.0*8.8 View Area (mm): 60.5*18.5 Dot Size (mm): 0.40*0.45 IC: SED1520 Backlight: None,LED I/F: 6800 Absolute Maximum Ratings Item Symbol Min. Typ. Max Unit Supply Voltage For Logic VDD-VSS 0 - 7 V Supply Voltage For LCD Drive VDD-VO 0 - 12 V Input Voltage VI VSS - VDD mA Electrical Characteristics Item Symbol Condition Min. Typ. Max Unit Supply Voltage For Logic VDD-VSS T=0℃ 4.5 5.0 5.5 V Supply Voltage For LCD Drive VDD-VO VDD=5V, Ta=25℃ 4.4 4.8 5.2 V Supply Current IDD VDD=5V - 2.5 4.5 mA Input Voltage “High” Level VIH - 2.2 - VDD V “Low” Level VIL - - - 0.6 V Output Voltage “High” Level VOH - 2.4 - - V “Low” Level VOL - - - 0.4 V Pin No. Symbol LEVEL Function 1 VSS 0V Power Supply Ground 2 VDD 5V Power Supply Voltage 3 VO - Contrast Adjustment Voltage 4 AO H/L Data Type Select Signal 5 CS1 H Chip Select Signal For IC1 6 CS2 H Chip Select Signal For IC2 7 CL H/L Clock Input (2 KHZ) 8 E HèL Enable Signal 9 R/W H/L H : Read / L : Write 10 DB0 H/L Data Bus Line 11 DB1 H/L Data Bus Line 12 DB2 H/L Data Bus Line 13 DB3 H/L Data Bus Line 14 DB4 H/L Data Bus Line 15 DB5 H/L Data Bus Line 16 DB6 H/L Data Bus Line 17 DB7 H/L Data Bus Line 18 /RES L Reset Signal 19 A 4.2V LED Power (+) 20 K 0V LED Power (-) Back