PCF8578 Philips Semiconductors, PCF8578 Datasheet - Page 11

• Manufacturer Part Number: PCF8578
• Description: LCD row/column driver for dot matrix graphic displays
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1998 Sep 08
LCD row/column driver for dot matrix
graphic displays
ROW 0
COLUMN
ROW 0
COLUMN
ROW 0
COLUMN
ROW 0
COLUMN
V DD
V 2
V
V
V
V
V DD
V 2
V
V
V
V
SYNC
V DD
V 2
V
V
V
V
V DD
V 2
V
V
V
V
SYNC
V DD
V 2
V
V
V
V
V DD
V 2
V
V
V
V
SYNC
V DD
V 2
V
V
V
V
V DD
V 2
V
V
V
V
SYNC
3
4
5
LCD
3
4
5
LCD
3
4
5
LCD
3
4
5
LCD
3
4
5
LCD
3
4
5
LCD
3
4
5
LCD
3
4
5
LCD
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
0
0
0
1
1
2
3
2
1
4
3
5
Fig.6 LCD row/column waveforms.
6
4
2
7
5
8
9
6
10
3
7
T frame
11
12
11
8
13
4
9
14
15
10
16
5
11
17
18
12
19
6
13
20
21
14
22
7
15
23
MSA841
Product specification
column
display
PCF8578
OFF
ON
1:8
1:16
1:24
1:32