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| MTG-12232C GENERAL SPECIFICATION Item Number of Character Module Size Viewing Area Dot Size/Dot Pitch Backlight Options Built-In Controller 122x32 59.0(W)x29.3(H)x5.5(D)mm Max 52.0(W)x15.0(H)mm 0.345(W)x0.345(H)mm/0.375(W)x0.375(H)mm Without/LED Gray STN/Yellow STN,Extended Temperature,Bottom Viewing SED1520DOA INTERFACE PIN ASSIGNMENT Content Pin No. Pin Out 1 V LED Function Description Cathode of LED backlight, which is common Anode with logic circuit. 2 V SS GND 3 V DD Logic supply voltage ELECTRICAL CHARACTERISTICS Item Power Supply for Logic Input Voltage LCM Recommend LCD Module Driving Voltage Power Supply Current for LCM 4 VO LCD driver supply voltage Display Data/Display commands switching input. Ao=0: DB0~DB7 are command input and status output. Ao=1: DB0~DB7 are Display Data input/output. Enable signal for the left half of the screen. Active Low Enable signal for the right half of the screen. Active Low Symbol V DD- V SS V IL V IH Condition L level H level T a = 0 C Min. 2.4 V SS 0 . 8 V DD 4.0 - Typ 5.0 0 . 2 V DD V DD 4.3 0.6 45 Max. Unit note 7.0 7 E2 4.6 8~15 DB0~DB7 3-state I/O Data Bus 1.1 mA 60 16 R/W High for Read, Low for Write Volt Volt Volt Volt 6 E1 5 AO V DD- V O T a = 2 5 C T a = 5 0 C I DD( L E D B/L OFF) I EE( L E D B/L ON) V DD= 5 . 0 V V DD- V O= 4 . 3 V FLM=64Hz V LED= 4 . 2 V BLOCK DIAGRAM POWER SUPPLY MECHANICAL |
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