unit pin symbol level mm vss i mm vdd i mm v0 i mm /rst l rs/cs h/l rw/sid h/l symbol min type max unit e1/sclk1 h/l vdd v e2/sclk2 h/l idd ma psb h/l v led v db0 h/l i led ma db1 h/l topr i db2 h/l tsto i db3 h/l db4 h/l db5 h/l symbol min type max unit db6 h/l v ih 7 % % i 7 % % v db7 h/l v il i v leda i v oh 7 % % i 7 % % v ledk i v ol i v block diagram power supply output low voltage input low voltage backlight power (+5v) output hight voltage backlight power (0v) item input hight voltage data bus line electrical characteristics operating temp. storage temp. led voltage led current operating voltage under screenr: enable signal(parallel) / serial clock operating current h:parallel mode; l:serial mode absolute maximum ratings h: read; l: write(parallel)/data(serial) item upper screen: enable signal(parallel) / serial clock dot size(wh) ? reset signal (active low ) h: data l: instruction code/chip select viewing area(wh) ? supply voltage for logic(+5v) dot pitch(wh) ? power supply for lcd mechanical data pin connections item nominal dimensions function module size(wht) ? ? gnd(0v) RT19264D-1 4 ) & |