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Texas Instruments SN65LVDS20DRFTG4 — Interface & Transceivers

SN65LVDS20DRFTG4 LVDS Buffer ReDriver, 4 Gbps, 8-WSON

MPNSN65LVDS20DRFTG4
End of Life

Texas Instruments SN65LVDS20DRFTG4, Buffer/ReDriver, Single Channel, Differential Input, LVDS Output, 4 Gbps Max Data Rate, 30 ns Delay, 35 mA Supply, 2.375 V to 3.6 V, -40°C to 85°C, 8-WFDFN Exposed Pad, 8-WSON (2x2).

$58.8000Ref. price · indicative, final on quote
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

SN65LVDS20DRFTG4 specifications
ParameterValue
TypeBuffer, ReDriver
MountingSurface Mount
Supply voltage2.375V ~ 3.6V
Current - supply35mA
Operating temperature-40°C~85°C
InputDifferential
OutputLVDS
PackageTape & Reel (TR)
Delay time30ns
ApplicationsLVDS
Case8-WFDFN Exposed Pad
Data rate4Gbps
Channels1

Product details

Single-channel LVDS redriver — 4 Gbps signal conditioning

It's designed to regenerate and retransmit high-speed serial signals over longer PCB traces or cables, compensating for signal degradation from dielectric loss and connector reflections. Rated for a maximum data rate of 4 Gbps, this redriver handles common multi-gigabit serial protocols including DisplayPort, PCIe Gen2, SATA 3G, and 1G/10G Ethernet backplanes. The 30 ns propagation delay is the added latency per channel — factor it into your link timing budget if the redriver sits in a closed-loop feedback path. Supply range spans 2.375 V to 3.6 V, covering both 2.5 V and 3.3 V LVDS rails. Quiescent draw is 35 mA typical, which at 3.3 V adds roughly 115 mW per channel to the power budget. In a four-lane application that's nearly 0.5 W — the exposed pad on the 8-WFDFN package is there for a reason; stitch it to a ground plane with thermal vias.

8-WSON (2x2) — footprint and thermal handling

Housed in an 8-WFDFN with exposed pad, the SN65LVDS20DRFTG4 measures 2 mm by 2 mm (supplier device package 8-WSON). Plan a 3x3 via grid with 0.3 mm drill tied to the ground plane. The part carries no AEC-Q100 qualification, so it's suited for telecom infrastructure, test equipment, and industrial backplanes rather than under-hood or chassis-domain automotive.

Frequently asked questions

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What is a direct replacement for SN65LVDS20DRFTG4?

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What are the differences between SN65LVDS20 and SN65LVDS21?

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