S6B0755 Datasheet, PDF (33/68 Pages) Samsung semiconductor – 128 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD

128 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD
PRELIMINARY SPEC. VER. 1.0
S6B0755
REFERECE CIRCUIT EXAMPLES
When using internal regulator resistors
V DD
C1
C1
C1
C1
C1
C2
+
C2
+
C2
+
C2
+
C2
+
V_ss
VOUT
C3+
C1 -
C1+
C2+
C2 -
C4+
VR
V0
V1
V2
V3
V4
Vss1
Vss2
INTRS
[C1 = 1.0 to 4.7 [µF], C2 = 0.47 to 2.0 [µF]]
When not using internal regulator resistors
C1
V_ss
C1
C1
C1
C1
Ra
C2
+
C2
+
C2
+
C2
+
C2
+
VOUT
C3+
C1 -
C1+
C2+
C2 -
C4+
VR
Rb
V0
V1
V2
V3
V4
Vss1
Vss2
INTRS
V SS
Figure 22. When Using all LCD Power Circuits (6-Time V/C: ON, V/R: ON, V/F: ON)
When using internal regulator
resistors
V DD
External
power
Supply
C2
+
C2
+
C2
+
C2
+
C2
+
VOUT
C3+
C1 -
C1+
C2+
C2 -
C4+
VR
V0
V1
V2
V3
V4
INTRS
V_ss
When not using internal regulator
resistors
INTRS
V
S
S
External
power
Supply
VOUT
C3+
C1 -
C1+
C2+
C2 -
Ra
C2
C2
C2
C2
C2
C4+
VR
+ ^Rb _V0
+
V1
+
V2
+
V3
+
V4
Vss1
Vss2
V_ss
Figure 23. When Using some LCD Power Circuits (V/C: OFF, V/R: ON, V/F: ON)
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