HDM12216L 12 Character x 2 Lines LED Backlight Dimensional Drawing 51.3 46.7 46.0 13.3 MAX 37.85 31.2 2.65 8.7 13.5 0.60 0.1 15 1.0 1 6.71 5.50 3.0 24.7 17.5 14.5 11.7 9.0 32.0±0.5 K A 0.55 0.1 1.0 1.5 0.45 1.0 P1.27*14=17.78 55.7±0.5 4-R1.25 1.6 0.7 4-∅1.0 15-∅0.7 CONNECTOR: 0.05” PITCH THROUGH-HOLE MATING: SAMTEC TMS-115-55-S-S Dimension tolerance: +/-0.3mm Features Character Format .................................. 5x7 Dots with Cursor Backlight............................................................................LED Options.TN/Gray STN/Yellow STN, 12 o’Clock/6 o’Clock View Normal/Extended Temperature Normal/Negative Displays Block Diagram D0 - D7 Physical Data Module Size...................................55.7W x 32.0H x 13.3T mm Viewing Area Size.......................................46.0W x 14.5H mm Weight.................................................................................18g SYMBOL SUPPLY VOLTAGE VDD-VSS SUPPLY VOLTAGE FOR LCD VDD-VL INPUT VOLTAGE VIN OPERATING TEMPERATURE TOP STORAGE TEMPERATURE LED FORWARD CURRENT MIN MAX 0 HD44780 V 0 13.5 V VSS VDD V 0 50 °C TSTG -20 70 °C IF - 120 mA 20 SEG 40 or EQUIVALENT 4 DRIVER LED BACKLIGHT RESISTOR SUPPLIED BY USER UNIT 7.0 LCD PANEL CONTROLLER K A Absolute Maximum Ratings PARAMETER COM 1 - 16 LCD E R/W RS VL VDD VSS Pin Connections PIN NO. SYMBOL LEVEL FUNCTION LED REVERSE VOLTAGE VR - 8 V 1 LED POWER CONSUMPTION PD - 540 mW 2 VDD - 5V 3 VL - - 4 RS H/L H: Data input L: Instruction data input 5 R/W H/L H: Data read L: Data write Enable signal Electrical Characteristics (VDD=5.0±0.25V 25°C) PARAMETER SYM CONDITION MIN TYP MAX UNIT VSS - 0V INPUT HIGH VOLTAGE VIH - 2.2 - - V 6 E H,H→L INPUT LOW VOLTAGE VIL - - - 0.6 V 7 D0 H/L OUTPUT HIGH VOLTAGE VOH IOH=0.2mA 2.4 - - V 8 D1 H/L OUTPUT LOW VOLTAGE VOL IOL=1.2mA - - 0.4 V 9 D2 H/L POWER SUPPLY CURRENT IDD VDD=5.0V - 1.0 2.2 mA 10 D3 H/L POWER SUPPLY FOR LCD VDD-VL TA=25°C 4.3 - 4.7 V 11 D4 H/L LED FORWARD VOLTAGE VF IF=100mA 3.9 4.2 4.5 V 12 D5 H/L 13 D6 H/L BRIGHTNESS L IF=100mA 30 50 - NIT 14 D7 H/L 15 A - DRIVE METHOD 1/16 Duty Page 68 Power supply Data bus Anode for LED backlighting