Email: info@scjhdlcd.com

Phone: +8615112585657

Shenzhen ChuanHang Electronic Technology Co., Ltd.

contact_banner

CH12864-7920 LCD Display with AIP31066 IC

Product Description
1.1 COB process, product with backlight, conductive tape connection, stable structure
1.2 IC uses st7920, two chip options for simplified Chinese character library or traditional Chinese character library.
1.3 Low power consumption, with two power modes of 5V/3.3V, no backlight current within 8mA, backlight current within 100mA.
1.4 LED can be driven by PIN1, PIN2, PIN19, PIN20.
1.5 Product features:
●Built-in character library ROM (CGROM): a total of 8192 characters
Built-in half-width character ROM (HCGROM): a total of 126 alphabetic characters
Built-in drawing RAM (GDRAM): 64x256bit
●Display 8 characters x 4 lines (16x16 dot matrix).
●Single picture ≦128x64 dot matrix.
●Optional 3-wire SPI interface/8-bit parallel interface/4-bit parallel interface.
● When the contrast is fixed, V0 is disconnected. When the contrast is adjusted to 3.3V, V0 can only be connected to the ground by resistance
● Rich functions:
Interface display on/off, cursor on/off, cursor flashing on/off display and cursor movement direction, etc.
Video Presentation
Product Parameters
Product Brand ChuanHangDisplay Product Model CH12864-7920
Resolution 128X64 screen size
Outline Dimension(L*W*H) 93.0X70.0X13.0mm Visible Area(L*W) 72.0X40.0mm
Active Area(L*W) 66.52X33.24mm Character Size(L*W)
Type COB Connection Method Conductive strip
Supply Voltage DC 5V/3.3V Interface Type 4-bit or 8-bit parallel port
Viewing Direction 6 O'CLOCK Driving Method 1/16Duty,1/5Bias
Display Type STN Driver IC AIP31066
Operating Temperature -20℃~+70℃ Storage Temperature -30℃~+80℃
Backlight parameters DC 5V/3.3V production capacity Self-produced
Character libraries Whether to bring PCB Yes
Product Dimensions

Interface Definition

Product Display