HD66724 Datasheet, PDF (13/117 Pages) Hitachi Semiconductor – (Graphics LCD Controller/Driver with Key Scan Function)

Chip-on-Glass (COG) Routing Example
HD66724/HD66725
• Clock-synchronized serial bus
• Unused key scan
• Unused port output
• Quadruple booster
• Internal operational amplifier
GNDDUM
IM2
IM1
IM0/ID
VCCDUM
OPOFF
TEST
PORT2
PORT1
COM21/4
COM22/3
COM23/2
COM24/1
COMS2/S1
PORT0
IRQ*
KST3
SEG72/1
SEG71/2
SEG70/3
KST2
SEG69/4
SEG68/5
SEG67/6
KST1
SEG66/7
SEG65/8
KST0
SEG64/9
SEG63/10
DB7/KIN7
SEG62/11
SEG61/12
SEG60/13
DB6/KIN6
SEG59/14
SEG58/15
SEG57/16
DB5/KIN5
SEG56/17
SEG55/18
DB4/KIN4
SEG54/19
SEG53/20
SEG52/21
DB3/KIN3
SEG51/22
SEG50/23
DB2/KIN2
HD66724
SEG49/24
SEG48/25
SEG47/26
DB1/KIN1
(Top view)
SEG46/27
SEG45/28
DB0/KIN0
SEG44/29
SEG43/30
SEG42/31
RESET*
SEG41/32
SEG40/33
CS*
Y
SEG39/34
SEG38/35
SEG37/36
RS
SEG36/37
SEG35/38
E/WR*/SCL
SEG34/39
SEG33/40
SEG32/41
RW/RD*/SDA
SEG31/42
SEG30/43
SEG29/44
X
SEG28/45
SEG27/46
GND
SEG26/47
SEG25/48
SEG24/49
SEG23/50
SEG22/51
OSC2
SEG21/52
SEG20/53
R3
SEG19/54
R2
SEG18/55
R1
SEG17/56
OSC1
SEG16/57
SEG15/58
SEG14/59
SEG13/60
V_CC
SEG12/61
SEG11/62
SEG10/63
SEG9/64
SEG8/65
SEG7/66
V_ci
SEG6/67
SEG5/68
SEG4/69
SEG3/70
C2+
SEG2/71
SEG1/72
C2-
COM20/5
C1+
COM19/6
COM18/7
COM17/8
C1-
VLOUT
V_LCD
13