the tolerance unless classified 0.3mm lcd option: stn, tn, fstn backlight option: led,el backlight feature, other specs not available on catalog is under request. outline dimension & block diagram pg 12864-n pg 12864-n mechanical specification overall size view area dot size dot pitch 55.2 x 39.8 45.2 x 27.0 0.28 x 0.34 0.23 x 0.38 module w /o b/l el b/l led b/l h2 / h1 5.0 / 6.0 / vdd-0.3 v v v 15.0 6.0 item supply for logic voltage lcd driving supply voltage input voltage vdd-vss vdd-vee vin 25 o c 25 o c 25 o c -0.3 -0.3 -0.3 symbol condition min. max. units absolute maximum rating item lcd operation voltage lcm current consumption (no b/l) backlight current consumption symbol min. condition vop idd led/edge vb/l=2.1v led/array top -20 o c 0 o c 25 o c 50 o c 70 o c vb/l=4.2v n w 8.6 8.6 8.1 vdd=5v 7.7 8.0 8.6 electrical characteristics typical n w max. units v 9.2 8.7 8.3 9.5 9.5 8.8 v v v v v ma ma ma n w 9.0 8.9 8.4 8.0 8.4 9.0 pin assignment pin no. symbol function 1 2 3 4 5 6 7 8-15 16 17 18 19 20 vss vdd cs rs sda wr db0-db7 res power supply(gnd) power supply(+) chip select signal identify data sent by mpu at d0 to d7 serial data transfer clock pin w rite data signal switch between parallel & serial interface data bus line reset 1 40 p/s a k power supply for led b/l(+) power supply for led b/l( ) 5.0 / 6.0 rd read data signal scl serial data input pin power supply voltage vdd-vss 25 o c v 1.8 5.5 3 db7 res rd lcd p anel db0 vdd sda backlight scl 0.28 0.04 0.34 0.04 a k wr p/s rs cs vss lcd controller lh155ba5 com 64 seg 128 6.0 0.5 35.4 1.0 0.3 conductor side 2.0 1.0 19.0 39.8 0.5 15.6 9.0 8.0 8.5 24.28(a/a) 27.0(v/a) 37.8 22.0 53.2 1.0 27.6 55.2 0.5 53.2 45.2(v/a) 40.92(a/a) 1.0 5.0 128 x 64 dots 22.35 10.5 9.5 20 1 (p0.5 x 19) a 44.6 k 5.3
|
