ks0074 Samsung Semiconductor, Inc., ks0074 Datasheet - Page 63

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ks0074

Manufacturer Part Number
ks0074
Description
34com/80seg Driver & Controller For Dot Matrix Lcd
Manufacturer
Samsung Semiconductor, Inc.
Datasheet
KS0074
FRAME FREQUENCY
1) 1/17 duty cycle
2) 1/33 duty cycle
COM1
COM1
1-line selection period
1-line selection period
Frame frequency
Frame frequency
V5
V
V1
V4

DD
V5
V
V1
V4

Item
DD
Item
1-line selection period
     
1
1
2
2
34COM/80SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD
3
3
1 Frame
4
1 Frame
4
5-dot font width
&&&
5-dot font width
200 clocks
&&&
100 clocks
79.4Hz
81.8Hz
16
32
17
33
Display Font Width
Display Font Width
1
1
2
2
* fosc = 270 kHz (1 clock = 3.7 s)
* fosc = 270 kHz (1 clock = 3.7 s)
3
3
1 Frame
1 Frame
&&&
&&&
6-dot font width
6-dot font width
240 clocks
120 clocks
66.2Hz
68.2Hz
16
32
17
33

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