Home Products COG LCD WO12864M

128x64 ST7567 COG LCD Display

Model No. WO12864M

►128x64 COG LCD Module
►Graphic LCD
►IC: ST7567
►3V power supply
►1/65 duty cycle
►Interface : 6800/8080/SPI

Description

WO12864M is a COG monochrome Graphic LCD module, made of resolution 128x64 pixels. This LCD module is built-in with ST7567 controller IC which supports 6800 8-bit, 8080 8-bit parallel and 4-line SPI interface. This LCD module can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to  +80℃.  Please note the WO12864M is the alternative model for WO12864A1 corresponding IC shortage or longer lead-time. 

DRAWING

WO12864M

 

Data source ref: WO12864M-TFH#

SPECIFICATIONS

Interface Pin Function

Pin No. Symbol Function
1 PSB This pin configures the interface to be parallel mode or serial mode.
2 C86 C86 selects the microprocessor type in parallel interface mode
3 NC No connection
4 NC No connection
5 NC No connection
6 NC No connection
7 NC No connection
8 VG LCD driving voltage for segment circuits
9 XV0 XV0 is the LCD driving voltage for common circuits at positive frame
10 V0 LCD driving voltage for common circuits at negative frame
11 NC No connection
12 NC No connection
13 NC No connection
14 NC No connection
15 Vss Ground
16 VDD Power
17 D7 Data bus
18 D6 Data bus
19 D5 Data bus
20 D4 Data bus
21 D3 Data bus
22 D2 Data bus
23 D1 Data bus
24 D0 Data bus
25 ERD Read execution control pin
26 RWR Write execution control pin
27 A0 It determines whether the access is related to data or command.
A0=“H” : Indicates that signals on D[7:0] are display data.
A0=“L” : Indicates that signals on D[7:0] are command.
28 RSTB Hardware reset input pin
29 CSB Chip select input pin

General Specification

Item Dimension Unit
Number of Dots 128 x 64 dots
Module dimension 60.1x 44.5 x 5.01(MAX) mm
View area 54.6 x 32.0 mm
Active area 49.89 x 27.49 mm
Dot size 0.36 x 0.4 mm
Dot pitch 0.39 x 0.43 mm
Duty 1/65 , 1/9 Bias
Backlight Type LED
IC ST7567
Interface 6800/8080/4-Line SPI

Absolute Maximum Ratings

Item Symbol Min Typ Max Unit
Operating Temperature TOP -20 +70
Storage Temperature TST -30 +80
Input Voltage VI -0.3 VDD+0.3 V
Digital Power Supply Voltage VDD-Vss -0.3 3.6 V
LCD Power supply voltage V0-XV0 -0.3 16 V

Electrical Characteristics

Item Symbol Condition Min Typ Max Unit
Supply Voltage For Logic VDD-VSS 2.7 3.0 3.3 V
Supply Voltage For LCM VOP Ta=-20℃
Ta=25℃
Ta=70℃

9.15

9.45

9.75
V
V
V
Input High Volt. VIH 0.7 VDD VDD V
Input Low Volt. VIL Vss 0.3VDD V
Output High Volt. VOH 0.8 VDD VDD V
Output Low Volt. VOL Vss 0.2 VDD V
Supply Current IDD VDD=3.0V 0.45 0.9 mA

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