SN75LVDS88BPFDG4

Application Specific Clock/Timing Overview

The SN75LVDS88BPFDG4 is a TFT LCD panel timing controller with an integrated Flatlink LVDS interface, designed for notebook applications. It accepts 18-bit host data via three LVDS pairs and reformats it into synchronous timing signals suitable for driving XGA resolution TFT LCD panels. The device operates on a single 3.3-V supply (3 V to 3.6 V) within a 0°C to 70°C temperature range. Key electrical parameters include a typical input clock period of 15.38 ns (65 MHz), average current consumption of 80 mA to 120 mA depending on the pattern, and ESD tolerance of 4 kV HBM for LVDS pins.

Application Specific Clock/Timing Feature Summary

• Integrates Flatlink LVDS receiver with TFT LCD timing controller for direct connection to graphic controllers
• Supports XGA resolution with configurable output formatting to reduce EMI and noise
• Features dual bus/dual port column driver configuration support with odd/even pixel distribution
• Includes built-in power-up reset circuitry and shutdown control for low-power management

Application Specific Clock/Timing Applications

• Notebook computer displays
• XGA resolution TFT LCD modules
• Mainstream gate and source driver interfaces

Application Specific Clock/Timing Procurement Notes

Verify the package marking against the PFD suffix specification for the 100-pin PowerPAD TQFP variant. Confirm that the design supports the required thermal dissipation ratings, as the device generates up to 1.548 W at 25°C ambient. Ensure the application schematic includes the recommended external reset circuit with a 10 kΩ resistor and 4.7 µF capacitor to guarantee proper initialization after power-up.

Application Specific Clock/Timing Selection Notes

Select this component when interfacing a 1.8 V or 3.3 V processor to an XGA LVDS display without requiring external level shifters if using compatible downstream logic. Verify that the host system provides a stable 65 MHz clock signal within the specified jitter limits (< 50 ps). Check that the PCB layout accommodates the large 100-pin PowerPAD footprint and provides adequate thermal relief for the exposed pad to maintain junction temperatures within safe operating limits.

Application Specific Clock/Timing Part Context

This part belongs to Texas Instruments' legacy Flatlink family of panel timing controllers. It serves as an intermediary between the system's graphics controller and the LCD panel's source/gate drivers. The 'PFD' suffix denotes the specific 100-lead PowerPAD TQEP plastic quad flatpack die-down package variant, which differs from other pinouts like the RDD suffix in mechanical dimensions but maintains functional compatibility.

Application Specific Clock/Timing Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.