觀海微GH8555BL Datasheet及應用介紹

GH8555BL支持HD 800分辨率驅動IC。

GH8555BL 設計可驅動 α-Si、LTPS&IGZO TFT 點陣 LCD，最高可支持分辨率：800RGBx2046 。

Single chip solution for a WXGA α-Si type LCD display Resolution:
800 x LN*2
768 x LN*2
750 x LN*2
720 x LN*2
640 x LN*2
600 x LN*2

顯示顏色模式Display color modes
Full color mode:

16.7M colors (24-bit 8(R):8(G):8(B))

顯示界面Display Interface
1. MIPI-DSI (Display Serial Interface) interface.
2. Support DSI Version 1.1
3.Support D-PHY Version 1.0

輸入電壓范圍Input voltage ranges
1. I/O and interface power supply (VDDI): 1.65V to 3.6V
2. High speed interface power supply (VDDM): 1.65V to 3.6V
3. Analog voltage range for VSP to VSS: 4.3V ~ 6.5V
4. Analog voltage range for VSN to VSS: -4.3V ~ -6.5V
5. Analog voltage range for VGH to VSS: 6.2V ~ 19.6V
6. Analog voltage range for VGL to VSS: -7V ~ -16V

輸出電壓范圍（開模塊直流/直流轉換器）Output voltage ranges(On module DC/DC converter)
1. Positive source output voltage level: VSPR= +4.0V to 5.5V
2. Negative source output voltage level: VSNR= -4.0V to -5.5V
3. Positive gate driver output voltage level: VGH= 7 to 19.6V
4. Negative gate driver output voltage level: VGL=-7V to -16V
5. VCOM=-0.3V to -4V, a step=10mv

Miscellaneous of chip
1. Internal level shifter for Gate Driver control
2. Supports column / 1-dot /1+2-dot / 2-dot / 4-dot / 8-dot/ 3-dot
3. Gamma correction (1 preset gamma curve)
4. Internal Oscillator generation
5. CMOS compatible inputs
6. Proprietary multi-phase driving for lower power consumption
7. On-chip OTP program voltage generator
8. OTP memory to store initialization register settings
3 times OTP for Gamma setting
2 times OTP for VCOM setting
4 times OTP for ID setting
9. Support BIST mode
10. Support scaler-source/gate
11. Temperature range: -40 to +85
12. Chip size(including scribe line)：27450um×880um
13. Bump high：9um

目前部分LCD匹配如下：