(Reasonable assumed grouping for a 51-pin panel; DO NOT use for final design without vendor datasheet.)
1: VCC_3V3 2: GND 3: LVDS_CH0+ 4: LVDS_CH0– 5: LVDS_CH1+ 6: LVDS_CH1– 7: LVDS_CH2+ 8: LVDS_CH2– 9: LVDS_CH3+ 10: LVDS_CH3– 11: LVDS_CH4+ 12: LVDS_CH4– 13: LVDS_CH5+ 14: LVDS_CH5– 15: LVDS_CLK+ 16: LVDS_CLK– 17: DE 18: HSYNC 19: VSYNC 20: I2C_SDA (EDID) 21: I2C_SCL (EDID) 22: BL_PWM 23: BL_ON 24: BL_VIN+ 25: BL_VIN– 26: GND 27: NC 28: NC 29: PANEL_ON 30: DISP_EN 31: NC 32: NC 33: AUX_TP_SDA 34: AUX_TP_SCL 35: GND 36: VCC_5V 37: NC 38: NC 39: GND 40: VCC_12V 41: NC 42: NC 43: GND 44: NC 45: NC 46: GND 47: NC 48: NC 49: GND 50: SHIELD 51: KEY/GND
In the world of embedded systems, industrial displays, and automotive infotainment, the term 51-pin LVDS (Low-Voltage Differential Signaling) is ubiquitous. If you have ever worked with a high-resolution TFT LCD panel from manufacturers like Sharp, Mitsubishi, or NEC, you have likely encountered this specific connector. 51 pin lvds pinout datasheet
However, finding a single, unified datasheet for a "51-pin LVDS" is a challenge. Unlike USB or HDMI, the 51-pin interface is not a single standard but a physical form factor that carries multiple logical LVDS standards.
This article serves as the ultimate technical deep-dive. We will deconstruct the 51-pin LVDS pinout, explain the signal groups, differentiate between single-link and dual-link configurations, and tell you exactly how to read the datasheets you need. (Reasonable assumed grouping for a 51-pin panel; DO
If you cannot find a datasheet, you can probe it carefully:
⚡ Safety: Never short pins. Use a series resistor (1k) when probing unknown lines. ⚡ Safety: Never short pins
| Group | Pins | Function | |-------|------|----------| | Power | 3–10 | VDD (3.3V or 5V, up to 3A) | | Ground | 1,2,11,12,14,17,20,23,28,31,34,37,40,43,46,49,50,51 | Return path | | LVDS Data A | 21–36 | Odd pixels / first channel | | LVDS Data B | 38–48 | Even pixels / second channel | | Backlight | 15,16 | Enable (3.3V) & PWM dimming | | I²C | 18,19 | EDID / touch / register control | | Misc | 13 | LVDS format select (JEIDA vs VESA) |