Hello. Welcome to Futurlec. The electronic components Superstore. To find the component your looking for, either search by Part Number or visit the relative department. Need Help. LCD DISPLAYS LCD20x4BL- 20 x 4 Character LCD Display with Backlight Photograph Features 20 Characters x 4 Lines 5 x 8 Dots with Cursor Built in Controller (HD44780 or equivalent) +5v Power Supply 1/16 Duty Circle Pin Layout and Circuit Diagram All Dimensions are in mm

Technical Data Electrical Characteristics Item Syn Conditions Min Type Max Unit Supply Voltage for LCD VDD-VO Ta=0°C,Ta=25°C,Ta=50°C   4.5,4.2,3.9   V Input High Vol. VIH   2.2   VDD V Input Low Vol. VIL   -0.3   0.6 V Output High Vol. VOH   2.4     V Output Low Vol. VOL       0.4 V Supply Current IDD VDD=5V   2.5 4.0 mA Absolute Maximum Ratings Item Symbol Min Type Max Unit Operating Temperature TOP 0   +50 °C Storage Temperature TST -20   +70 °C Input Voltage VI Vss   VDD V Supply Voltage for Logic VDD-Vss 2.7 5.0 5.5 V Supply Voltage for LCD VDD-V0 3.0   13.0 V Thickness Version T1 T2 Units LED Backlight 9.7 14.0 mm Interface Pin Connections Symbol Level Function No. Symbol Level Function 1 Vss   GND(OV) 9 DB 2 H/L Data Bit 2 2 VDD   VCC(+5V±5%) 10 DB 3 H/L Data Bit 3 3 Vo   Contrast ADJ 11 DB 4 H/L Data Bit 4 4 RS H/L Register Select 12 DB 5 H/L Data Bit 5 5 R/W H/L Read/Write 13 DB 6 H/L Data Bit 6 6 E H.H-L Enable Signal 14 DB 7 H/L Data Bit 7 7 DB 0 H/L Data Bit 0 15 VLED 4.2V BACKLIGHT(+) 8 DB 1 H/L Data Bit 1 16 VLSS 0V BACKLIGHT(-) Display Character Address Code Display Position 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 DD RAM Address 80 81 82 83 84 85 86 87 88 89 8A 8B 8C 8D 8E 8F 90 91 92 93 DD RAM Address C0 C1 C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE CF D0 D1 D2 D3 DD RAM Address 94 95 96 97 98 99 9A 9B 9C 9D 9E 9F A0 A1 A2 A3 A4 A5 A6 A7 DD RAM Address D4 D5 D6 D7 D8 D9 DA DB DC DD DE DF E0 E1 E2 E3 E4 E5 E6 E7 Controller Data Sheet Data Sheet Controller Data Sheet - HD44780