s6b0724 Densitron Corporation, s6b0724 Datasheet - Page 37

• Manufacturer Part Number: s6b0724
• Description: 132 Seg / 65 Com Driver & Controller For Stn Lcd
• Manufacturer: Densitron Corporation

S6B0724
* C1 and C2 are determined by the size of the LCD being driven.
Select a value that will stabilize the liquid crystal drive voltage.
Figure 21. When Using some Internal LCD Power Circuits (VCI = VDD, V/C: OFF, V/R: OFF, V/F: ON)
PRELIMINARY SPEC. VER. 1.1
V
Figure 22. When Not Using any Internal LCD Power Supply Circuits
DD
V
SS
V
External
Supply
Power
DD
V
SS
(VCI = VDD, V/C: OFF, V/R: OFF, V/F: OFF)
C2 - +
C2 - +
C2 - +
C2 - +
C2 - +
External
Supply
Power
VCI
VOUT
C4+
C3+
C1-
C1+
C2+
C2-
VR
V0
V1
V2
V3
V4
MS
INTRS
VCI
VOUT
C4+
C3+
C1-
C1+
C2+
C2-
VR
V0
V1
V2
V3
V4
MS
INTRS
132 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD
Value of external Capacitance
Item
C 1
C 2
0.47 to 1.0
1.0 to 4.7
Value
Unit
F
33