LMH0303SQ/NOPB

Texas Instruments

Texas Instruments LMH0303SQ/NOPB, serial digital video driver, DVB-ASI and SMPTE standards, 3.13V–3.46V supply, serial control interface, 16-WQFN (4x4) exposed pad package, surface mount, active.

Texas Instruments LMH0303SQ/NOPB
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MOQ 1 · Tape & Reel (TR); Cut Tape (CT) · RoHS · EIA-481 · DAP/DDP · T/T

Technical specifications

LMH0303SQ/NOPB specifications
Parameter / AttributeSpecification / Value
MountingSurface Mount
Supply voltage3.13V ~ 3.46V
Control interfaceSerial
StandardsDVB-ASI, SMPTE
PackageTape & Reel (TR); Cut Tape (CT)
FunctionDriver
ApplicationsProfessional Video
Case16-WQFN Exposed Pad

Technical details

It handles DVB-ASI and SMPTE standards — the physical-layer transport for SDI video up to 3 Gbps. The part is a driver, not a cable equalizer or reclocker: it takes a clean serial digital signal and outputs a differential pair with the amplitude and rise-time shaped to meet the SMPTE eye template. The supply rail is tight at 3.13 V to 3.46 V, so a 3.3 V rail with ±5% tolerance is the right design target; a 2.5 V or 5 V rail will not work. Control is via a serial interface, meaning the output amplitude and slew rate are programmable rather than fixed by a resistor — that matters when you need to tune the signal for different cable lengths or PCB traces.

16-WQFN with exposed pad — thermal and rework notes

The package is a 16-lead WQFN measuring 4x4 mm with an exposed thermal pad. On the rework side, this is a QFN with a center pad; hot-air removal needs a preheat soak around 150°C to avoid lifting the pad.

The ROHS3 compliance is confirmed.

LMH0303SQ/NOPB
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