LM20400 - Dot Matrix
Gnd Vcc Vo RS PIN No.
5 6 7 to 14 15 & 16 DESCRIPTION R/W E DB0 to DB7 LED BL A & K SYMBOL ViH ViL VoH VoL Idd Vdd-Vo ILED TEST CONDITION IoH = 0.2mA IoL = 1.2mA Vdd = 5.0V Ta = 0°C Ta = 25°C Vdd = 5.0V STANDARD VALUES MIN.
TYP.
MAX.
UNITS V V V V mA V V mA 2.2 -0.3 2.4 90 MAX.
RATING Item MAX.
1
www.DataSheet4U.com LAMPEX LM20400 [20 x 4, 1/16 MUX] 10.0 1 ALPHANUMERIC DOT MATRIX LCM DIMENSION IN MM 9.5(13.5) 5.0(9.0) 2.54 98.0±0.5 [3.86±0.020] 2.5 16 60.0±0.5 [2.36±0.020] A K 70.4 76.0±0.2 93.0±0.3 97.0±0.5 26.0±0.2 39.0±0.5 4xØ2.5 55.0±0.3 2.6 1.6 BLOCK DIAGRAM CONTROLLER CHIP Vss Vdd V0 RS R/W E DB0 To DB7 A K 8 0.60 0.55 4 40 DRIVER 40 16 40 4 LCD 40 4 5.35 4.75 0.60 0.55 2.95 3.55 DRIVER DRIVER R BACKLIGHTING [ ] DIMENSIONS FOR LED BACKLIGHT VE