PG12856-A Ver la hoja de datos (PDF) - Powertip Technology
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PG12856-A Datasheet PDF : 1 Pages
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PG 12856-A
OUTLINE DIMENSION & BLOCK DIAGRAM
45.0
82.0
75.0
62.0
57.56
128 x 56 Dots
H1
H2
BL1
BL2
90.0 0.5
250.0 1.0
1.6
18
IC SIDE
1
D I,R W
E
DB0~DB7
CS2
CS1
RST
CLK
Vo
Vss
Vdd
BL1
BL2
SEGMENT
DRIVER
SEG 128
2.5
11.5
LCD PANEL
COM 56
4
COMMON DRIVER
BACKLIGHT
0.41
0.03
The tolerance unless classified 0.3mm
Overall Size
View Area
Dot Size
Dot Pitch
MECHANICAL SPECIFICATION
90.0 x 38.0
62.0 x 26.0
0.41 x 0.37
0.45 x 0.41
Module
W /O B/L
EL B/L
LED B/L
H2 / H1
/
/
14.8 / 19.8
PIN ASSIGNMENT
Pin no. Symbol
Function
1 Vss Power supply(GND)
2 Vdd Power supply(+)
3 Vo Contrast Adjust
4 D/I Command / Data select
5 R/W Data read / write
6
E Chip enable
7-14 DB0-DB7 Data bus line
15 CS1 Chip select driver 1
16 CS2 Chip select driver 2
17 RST Reset
18 CLK External clock
ABSOLUTE MAXIMUM RATING
Item
Supply for logic voltage
LCD driving supply voltage
Input voltage
Symbol Condition
Vdd-Vss 25oC
Vdd-Vee 25oC
Vin
25oC
Min.
-0.3
-0.3
-0.3
Max. Units
7.0
V
19.0
V
Vdd+0.3 V
ELECTRICAL CHARACTERISTICS
Item
Symbol Condition Min. Typical Max. Units
Power supply voltage Vdd-Vss 25oC
2.7
5.5 V
LCD operation voltage Vop
Top
-20oC
0oC
25oC
50oC
70oC
N W NW N W V
V
V
9.2
V
V
V
LCM current consumption (No B/L) Idd
Vdd=5V
1.5
3 mA
LED/edge VB/L=4.2V
Backlight current consumption
LED/array VB/L=4.2V
mA
mA
LCD option: STN, TN, FSTN
Backlight Option: LED,EL Backlight feature, other Specs not available on catalog is under request.
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