參數(shù)資料
型號： HCD44780UA00
廠商： Hitachi,Ltd.
英文描述： 320 x 240 pixel format, CFL backlight available with power harness
中文描述： 點陣式液晶顯示控制器/驅(qū)動器
文件頁數(shù)： 56/59頁
文件大小： 316K
代理商： HCD44780UA00
HD44780U
56
13.RCOM is the resistance between the power supply pins (V
CC
, V1, V4, V5) and each common signal pin
(COM1 to COM16).
RSEG is the resistance between the power supply pins (V
CC
, V2, V3, V5) and each segment signal pin
(SEG1 to SEG40).
14.The following graphs show the relationship between operation frequency and current consumption.
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0
100
200
300
400
500
V
CC
= 5 V
0
100
200
300
400
500
V
CC
= 3 V
f
OSC
or f
cp
(kHz)
f
OSC
or f
cp
(kHz)
I
C
I
C
(
max.
typ.
max.
typ.
15.Applies to the OSC1 pin.
16.Each COM and SEG output voltage is within
±
0.15 V of the LCD voltage (V
CC
, V1, V2, V3, V4, V5)
when there is no load.
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