LC75847T Datasheet, PDF (26/27 Pages) Sanyo Semicon Device – 1/3, 1/4 Duty General-Purpose LCD Driver

Sample Application Circuit 7
1/4 Duty, 1/3 Bias (for use with nornal panels)
LC75847T
+3.0 V
VDD
VSS
+5.8 V
Open
VLCD
VLCD0
VLCD1
C ≥ 0.047µF
CC
VLCD2
INH
From the
CE
controller
CL
DI
*2
OSC
COM1
COM2
COM3
S106/COM4
P1/S1
P2/S2
P8/S8
S9
S104
S105
(P1)
General-purpose
(P2) _{output ports}
Used for functions
(P8) ^{such as backlight}
control
Note: *2 When a capacitor except the recommended external capacitance (Cosc = 1000 pF) is connected the OSC pin, we recommend that applications
connect the OSC pin with a capacitor in the range 220 to 2200 pF.
Sample Application Circuit 8
1/4 Duty, 1/3 Bias (for use with large panels)
+3.0 V
+5.8 V
10 kΩ ≥ R ≥ 2.2 kΩ
C ≥ 0.047 µF
R
R
CC
R
VDD
VSS
VLCD
VLCD0
VLCD1
VLCD2
*2
OSC
COM1
COM2
COM3
S106/COM4
P1/S1
P2/S2
P8/S8
S9
(P1)
General-purpose
(P2) _{output ports}
Used for functions
(P8) ^{such as backlight}
control
From the
controller
INH
CE
S104
CL
S105
DI
Note: *2 When a capacitor except the recommended external capacitance (Cosc = 1000 pF) is connected the OSC pin, we recommend that applications
connect the OSC pin with a capacitor in the range 220 to 2200 pF.
No. 7389-26/27