Display Driver ICs

Graphic Controllers

Electronic displays interconnect with the information world. Increase in display size, resolution and graphic manipulation tend to be the demanding factors. To keep pace with this trend, Solomon Systech proudly offers a series of Graphic Controllers that are suitable for any portable or handheld device with an LCD panel.

In a single chip, Solomon Systech’s SSD1905/1906 LCD Graphic Controllers handle the entire image rendering and STN/TFT display interfaces to provide a content rich display. Both ICs can interface with almost any kind of MCU, including low-cost 8-bit MCUs. An embedded SRAM frame buffer memory of 80K bytes (for SSD1905) / 256K bytes (for SSD1906) can support from 1 bit-per-pixel with 2 grey shades up to 16 bit-per-pixel colours with 64 grey shades.

To reduce software manipulation for animation display, the on-chip graphic engine provides command type graphic manipulation such as display rotation, window mode, cursor mode, and so on.

Application Diagram

 

 

Selection Guide
Part Number SSD1905 SSD1906
Embedded Display Buffer Memory

 

80KB

256KB

MCU Interface
Control Pins
1.8/3.3V +/- 10%
 
Data Bus
Address Bus
 
170KB 675KB
Display Support
STN or CSTN (4bit/8bit)
Parallel TFT
*
9/12/18-Bit
Display Features
Display Rotation
Display Colour Invert
Multi-page Buffering
Colour Look-up table
Floating Window
Virtual Display
Hardware Cursors
Typical Resolution
Colour Depth
*
*
*
*
*
*
*
160 x 160/16bpp
1/2/4/8/16 bpp
*
*
*
*
*
*
*
320 x 240/16bpp
1/2/4/8/16 bpp
Power
MCU Interface
Main Panel Interface
Core Voltage
Power Consumption
 
3.0V - 3.6V
3.0V - 3.6V
2.5V (by Internal Regulator)
~ 2mW to 50mW Depends on Screen Colour and Resolution
Miscellaneous
GPIO Pins
PWM and CV
 
Package
 
*
*
 
TQFP-100

 

 

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