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Best Alternatives to P82B715DR

Package: 8-SOIC (0.154", 3.90mm Width)Texas InstrumentsSignal BuffersSeries: -Package: Tape & Reel (TR); Cut Tape (CT); Digi-Reel®Type: Buffer, ReDriverCapacitance - Input: 3000 pFVoltage - Supply: 4.5V ~ 12V

The P82B715DR from Texas Instruments is an active I2C bus buffer in an 8-SOIC package. While several functional alternatives exist, the NXP PCA9512AD,118 is a promising pin-compatible candidate that requires engineering review.

AI replacement insight

Package risklow

Candidates share the same 8-SOIC package.

Electrical riskmedium

Pinout must be verified. Minor functional differences like 'accelerator' feature should be reviewed.

Sourcing risklow

The best candidates are in active production.

Can it be replaced directly?

Direct replacement for P82B715DR should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

PCA9512AD,118 is the most promising path for a near drop-in replacement, but requires pinout verification from the datasheet.

Main risk

The primary risk is assuming pin-compatibility without verifying datasheets, which could lead to a non-functional board.

Recommended alternatives

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Alternative comparison matrix

Feature / factorP82B715DRPCA9512AD,118PCA9600D,112PCA9517D,118Compatibility / risk
Package8-SOIC8-SOIC (0.154", 3.90mm Width)8-SOIC (0.154", 3.90mm Width)8-SOIC (0.154", 3.90mm Width)8-SOIC (0.154", 3.90mm Width) — Package dimensions are a match.; PCA9600D,112: Package dimensions are a match.; PCA9517D,118: Package dimensions are a match.
Pinout8-pinLikely identical (8-pin)Different (8-pin)Different (8-pin)Likely identical (8-pin) / Different (8-pin) — Pinout appears identical based on datasheet review, but requires user verification.; PCA9600D,112: Pin 3 (EN) and Pin 5 (VCC2) are not compatible. Requires redesign.; PCA9517D,118: Pin 3 (EN) is not compatible with target's NC pin. Requires redesign.
LifecycleActiveActiveActiveActiveActive — Candidate is in active production.; PCA9600D,112: Candidate is in active production.; PCA9517D,118: Candidate is in active production.
ApplicationI2CI²C - Hotswap--I²C - Hotswap — Candidate has added hotswap feature, which may be an enhancement.
InterfaceI2C (400kHz typical)400kHz1MHz400kHz400kHz / 1MHz — Data rate is compatible with standard I2C applications.; PCA9600D,112: Candidate supports a higher data rate.; PCA9517D,118: Data rate is compatible.

Application & sourcing insights

Questions & answers

Verified drop-in options for P82B715DR are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.