HDM20416H-S 20 Character x 4 Lines, Small Size Dimensional Drawing 3.5 70.0±0.5 2.5 6.5 16-φ1.0 2.54x15=38.1 2.3 7.8 32.6 0.05 0.46 47.0±0.5 A 22.0 40.0±0.5 K 17.56 2.5 16 1 17.1 14.9 0.48 0.42 4.03 0.05 55.12 60.0 77.0 10.94 8.5 4-φ4.0 1.6 5.0 9.9 MAX 0.48 Dimension tolerance: +/-0.3mm Features Character Format .......................................5x7 Dots with Cursor Backlight....................................................................EL Optional Options....TN/Gray STN/Yellow STN, 12 o’Clock/6 o’Clock View Normal/Extended Temperature Normal/Negative Displays Block Diagram D0 - D7 LCD E R/W RS VL VDD VSS Physical Data Module Size........................................77.0W x 47.0H x 9.9T mm Viewing Area Size.........................................60.0W x 22.0H mm Weight...................................................................................54g COM 16 SEG 40 LCD PANEL CONTROLLER HD44780 or 60 EQUIVALENT 4 DRIVER X2 Absolute Maximum Ratings PARAMETER SYMBOL MIN MAX UNIT Pin Connections SUPPLY VOLTAGE VDD-VSS 0 7.0 V SUPPLY VOLTAGE FOR LCD VDD-VL 0 13.5 V INPUT VOLTAGE VIN VSS VDD V 1 VSS - 0V OPERATING TEMPERATURE TOP 0 50 °C 2 VDD - 5V STORAGE TEMPERATURE TSTG -20 70 °C 3 VL - - 4 RS H/L H: Data input L: Instruction data input 5 R/W H/L H: Data read L: Data write 6 E H,H→L Enable signal 7 D0 H/L 8 D1 H/L 9 D2 H/L 10 D3 H/L 11 D4 H/L PIN NO. Electrical Characteristics (VDD=5.0±0.25V 25°C) PARAMETER SYM CONDITION MIN TYP MAX UNIT SYMBOL LEVEL INPUT HIGH VOLTAGE VIH - 2.2 - - V INPUT LOW VOLTAGE VIL - - - .6 V OUTPUT HIGH VOLTAGE VOH IOH=0.2mA 2.4 - - V OUTPUT LOW VOLTAGE VOL IOL=1.2mA - - 0.4 V POWER SUPPLY CURRENT IDD VDD=5.0V 2.0 - - mA 12 D5 H/L POWER SUPPLY FOR LCD VDD-VL TA=25°C 4.3 - 4.7 V 13 D6 H/L 14 D7 H/L DRIVE METHOD 1/16 Duty Page 72 FUNCTION Data bus Power supply