ST7577 Sitronix Technology, ST7577 Datasheet - Page 44

• Manufacturer Part Number: ST7577
• Description: Dot Matrix LCD Controller/Driver
• Manufacturer: Sitronix Technology

ST7577
ITO Layout Reference (for Power)
Ver 1.0a
Power Circuit Input, Output and Sensor ITO Layout
V0O
V0S
V0I
IC Side
(for V0, XV0 and VG ITO layout)
V0O
V0S
V0I
Equivalent Circuit
ITO
R
R
R
O
S
I
FPC
CAP
44/48
Note:
1.
2.
3.
Digital / Analog Power ITO Layout (Using Single Power)
VDD2
VDD
Total resistance value of VSS should be smaller than
“VDD//VDD2”.
Recommend ITO resistance value:
R
The relationship among input, output and sensor
ITO(for V0, XV0 and VG) resistance value is R
> R
I
≤ 150 Ohm; R
I
.
O
≤ 200 Ohm; R
S
≤ 250 Ohm.
www.DataSheet4U.com
2008/02/14
S
> R
O