51 Pin Lvds Pinout Datasheet [new] [99% Tested]
| Pin | Signal | Pin | Signal | |-----|--------|-----|--------| | 1 | GND | 26 | LVDS A0- | | 2 | GND | 27 | LVDS A0+ | | 3 | VDD (3.3V / 5V) | 28 | GND | | 4 | VDD | 29 | LVDS A1- | | 5 | VDD | 30 | LVDS A1+ | | 6 | VDD | 31 | GND | | 7 | VDD | 32 | LVDS A2- | | 8 | VDD | 33 | LVDS A2+ | | 9 | VDD | 34 | GND | | 10 | VDD | 35 | LVDS A3- (CLK) | | 11 | GND | 36 | LVDS A3+ (CLK) | | 12 | GND | 37 | GND | | 13 | NC / SEL (LVDS format) | 38 | LVDS B0- (if dual) | | 14 | GND | 39 | LVDS B0+ | | 15 | Backlight Enable | 40 | GND | | 16 | Backlight PWM Dimming | 41 | LVDS B1- | | 17 | GND | 42 | LVDS B1+ | | 18 | I²C Clock (DDC) | 43 | GND | | 19 | I²C Data | 44 | LVDS B2- | | 20 | GND | 45 | LVDS B2+ | | 21 | LVDS A0- (or A0+) | 46 | GND | | 22 | LVDS A0+ | 47 | LVDS B3- (CLK2) | | 23 | GND | 48 | LVDS B3+ | | 24 | LVDS A1- | 49 | GND | | 25 | LVDS A1+ | 50 | GND | | – | – | 51 | GND |
Low-Voltage Differential Signaling (LVDS) is the industry standard for transmitting high-speed digital data between display controllers and LCD/LED panels. In high-resolution displays—particularly Full HD (1920x1080) television sets, industrial monitors, and older laptops—the is one of the most widely implemented interfaces.
The core of LVDS technology is . Instead of sending data as a voltage on a single wire, it sends the signal as the voltage difference between two wires (a pair). This approach is highly effective at canceling out electrical noise, ensuring that high-resolution video data reaches the display cleanly, even in electrically noisy environments typical of industrial or automotive systems.
Never connect or disconnect a 51-pin LVDS cable while the power supply is active. The high current from the VCC pins can easily arc to adjacent low-voltage data pins, frying the display scaler IC instantly. 51 pin lvds pinout datasheet
A single-channel LVDS link transmits data to the display sequentially. A dual-channel link splits the data into "Odd" pixels (1, 3, 5...) and "Even" pixels (2, 4, 6...). If your controller is configured for single-channel and your panel expects dual-channel, you will get a distorted, half-blank, or completely black screen. 2. VCC Voltage Levels
The signals on a 51-pin connector are categorized into four primary groups:
To successfully design with or swap a 51-pin panel, you must understand how data is divided across the pins. Dual-Channel (Odd/Even) Splitting | Pin | Signal | Pin | Signal
When working with a 51-pin LVDS interface on an electronics bench, keep these best practices in mind:
The Most Significant Bits (MSBs) of color data are assigned to RX0 through RX2, while RX3 carries the Least Significant Bits (LSBs).
Once you have the PDF, look for sections titled "Interface Connections," "Pin Configuration," "Connector Pin Assignment," or a similar table. Instead of sending data as a voltage on
LVDS has two competing color mapping standards:
NEC NL192120BC25-02 – 19.2" 1920x1200, 51-pin LVDS, uses exactly the pinout described in section 2.
To help you interpret a pinout table, here is a documented configuration from an AMT Sigma S7 industrial display manual. This table uses the common JAE FI-RE51S-HF-G1-R1500 connector.