Datasheet
DEM 20486 SYH-LY Product Specification
Version: 1 PAGE: 2
1. FUNCTIONS & FEATURES
MODULE NAME LCD TYPE
DEM 20486 SYH-LY STN Yellow Green Transflective Positive Mode
z Viewing Direction : 6 o’clock
z Driving Scheme
: 1/16 Duty Cycle, 1/5 Bias
z Power Supply Voltage
: 5 Volt (typ.)
z Backlight Color : LED, Lightbox, Yellow Green
z VLCD Adjustable For Best Contrast : 4.5 Volt (typ.)
z Display contents
: 20 x4 Characters
z Internal Memory
: CGROM (10,080 bits )
: CGRAM (64 x 8 bits )
: DDRAM (80 x 8 bits for Digits)
z CGROM
: CGROM of the ST7066
z Interface : Easy Interface with a 4-bit or 8-bit MPU
z Operating Temperature : -20°C to +70°C
z Storage Temperature : -30°C to +80°C
2. MECHANICAL SPECIFICATIONS
z Module Size : 98.00 x 60.00 x 14.5 mm
z Character Font
: 5 x 8 dots
z Dot Size
: 0.65 x 0.75 mm
z Dot Pitch : 0.70 x 0.80 mm
z Dot Gap : 0.05mm










