2004大字符液晶屏，hc204l大字符液晶模块，字符液晶模块
清达显示北京销售部（北京清达华显电子经营部）：
010-62000662，
刘小姐
bjqingda@126.com
sales@tsingtek.com
www.tsingtek.com
www.chinalcdmodule.com
www.hzqdgd.com
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| |
1.20*4点阵
2.内置ks0066控制器
3.特大字符显示
|
| 型号 |
规格 |
模块大小 |
显示尺寸 |
字符大小 |
控制器 |
背光 |
备注 |
pdf |
| hc204l系列 |
20*4 |
146.0*62.5 |
123.5*43.0 |
4.84*9.22 |
ks0066
orequivalent |
el/led |
3.3/5v可选 |
|
|
|
+ 产品资料
|
pin connections
| pin |
symbol |
level |
function |
| 1 |
vss |
0v |
gnd |
| 2 |
vdd |
+5v |
power supply for logic |
| 3 |
vo |
- |
operating voltage for lcd |
| 4 |
rs |
h/l |
"h" data,
"l" instruction code |
| 5 |
r/w |
h/l |
"h" read, "l" write |
| 6 |
e |
h-l |
enable signal |
| 7 |
db0 |
h/l |
data bus line |
| 8 |
db1 |
h/l |
| 9 |
db2 |
h/l |
| 10 |
db3 |
h/l |
| 11 |
db4 |
h/l |
| 12 |
db5 |
h/l |
| 13 |
db6 |
h/l |
| 14 |
db7 |
h/l |
| 15 |
a |
+4.2v |
power supply for led backlight |
| 16 |
k |
0v |
| 17 |
nc |
- |
no connection |
| 18 |
nc |
- |
no connection |
|
|
mechanical data
| item |
nominal dimensions |
unit |
| module size(w x h x t) |
146.0 x 62.5 x 13.6 |
mm |
| viewing area (w x h) |
123.5 x 43.0 |
mm |
| character size (w x h) |
4.84 x 9.22 |
mm |
| dot size (w x h) |
0.92 x1.10 |
mm |
absolute maximum ratings
| item |
symbol |
min. |
max. |
unit |
| supply voltage (logic) |
vdd-vss |
-0.3 |
7.0 |
v |
| supply voltage (lcd) |
vdd-vo |
-0.3 |
13.0 |
v |
| input voltage |
vi |
-0.3 |
vdd+0.3 |
v |
| operating temp. |
topr |
-20 |
70 |
℃ |
| storage temp. |
tstg |
-30 |
80 |
℃ |
electrical characteristics (vdd=5.0v, ta=25℃)
| item |
symbol |
min. |
typ. |
max. |
unit |
| input high voltage |
vih |
2.2 |
- |
vdd |
v |
| input low voltage |
vil |
-0.3 |
- |
0.6 |
v |
| output high voltage |
voh |
2.4 |
- |
vdd |
v |
| output low voltage |
vol |
0 |
- |
0.4 |
v |
| supply current |
idd |
- |
1.5 |
- |
ma |
| lcd driving voltage |
vdd-v0 |
- |
4.2 |
- |
v |
led backlight specifications (ta=25℃)
| item |
forward voltage |
forward current |
| yellow-green |
4.2v |
540ma |
| white |
3.5v |
80ma |
|
notes:
1. built-in controller (ks0066 or equivalent)
2. led can be driven by pin15, pin16 or a and k
|
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