SSD1801 ETC, SSD1801 Datasheet - Page 40

• Manufacturer Part Number: SSD1801
• Description: LCD Segment / Common Driver with Controller for Character Display System
• Manufacturer: ETC

Figure 25 - Application Circuit: ALL internal power mode with 3x regulated DC-DC converter
(8-bit 8080 mode)
39
SSD1801 Series
Logic pin connections not specified above:
Pins connected to DVdd: P/ S , DL, DIRS
Pins connected to DVss: REF, CLK, and C68/( 80 )
Rev 1.1
01/2003
COM8
COM9
:
:
COM14
COM15
:
:
COM20
COM21
COM22
COM23
COMI1
COMI1
COM23
COM22
COM21
COM20
COM15
COM14
:
:
COM9
COM8
SEG79……………………………………………………………………………SEG0
SEG0…………………………………………………………SEG79
80 X 24 + 1 ICON LINE
DISPLAY PANEL SIZE
VOUT
AVDD
+C1 C2
C1N C1P C2N C2P
SSD1801 IC
(DIE FACE IP)
24 MUX
C1: 2.2 -4.7 uF
C2: 0.1-1uF
+
C2
+
VDD = 3.0V
DVDD VL2 VL3 VL4 VL5 VL6
AVDD
Remarks :
R1 and R2 = 500K-2.5M ohms
COMI0
COM0
COM1
:
:
COM6
COM7
:
:
COM16
COM17
COM18
COM19
R2
COM19
COM18
COM17
COM16
COM7
COM6
COM5
:
:
COM0
COMI0
VF
AVSS
R1
SOLOMON