RS8554XQ is a Replacement parts of
AD8574ARUZ/AD8574ARUZ-REEL
Mfr.Part No. :
RS8554XQManufacturer :
RUNICDescription :
Zero-Drift, Rail-to-Rail I/O CMOS Operational AmplifiersPackaging :
ReelPackage :
SOT23-5, MSOP8, SOIC-8, MSOP-10, SOIC-14, TSSOP-14Stock :
in stockPrice :
$0.55-$1.65
RS8554XQ
| Price: | $0.55-$1.65 | $5.5-$6.5 |
|
Replace parts:
Replacement parts:
Alternative parts:
Pin to pin parts:
|
RS8554XQ |
AD8574ARUZ
AD8574ARUZ-REEL
|
Ultra-Low Offset, Quad CMOS Precision Operational Amplifiers
The RS8554XQ, developed by RUNIC, is a quad-channel, low-power CMOS operational amplifier designed for high-precision, low-noise applications. It provides a compelling alternative to Analog Devices’ AD8574ARUZ family, offering comparable or improved electrical performance at a significantly more competitive cost. With its high input impedance, ultra-low offset, and excellent thermal stability, the RS8554XQ is well-suited for industrial, medical, and instrumentation applications.
| Parameter | RS8554XQ | AD8574ARUZ |
|---|---|---|
| Channels | 4 | 4 |
| Input Offset Voltage (Typ / Max) | 5 μV / 30 μV | 1 μV / 25 μV |
| Offset Voltage Drift (Typ) | 0.01 μV/°C | 0.01 μV/°C |
| Input Bias Current (Typ) | ±0.5 pA | ±25 pA |
| Voltage Noise (0.1–10 Hz) | 0.3 μVp-p | 0.5 μVp-p |
| Slew Rate | 0.3 V/μs | 0.3 V/μs |
| Gain Bandwidth Product | 1.2 MHz | 0.5 MHz |
| Supply Voltage Range | 2.5 V to 5.5 V | 2.0 V to 5.0 V |
| Supply Current (Typ) (Per Amplifier) | 40 μA | 900 μA (typical total) |
| Rail-to-Rail Input/Output | ✅ Yes | ✅ Yes |
| Operating Temperature Range | –40°C to +125°C | –40°C to +125°C |
📌 RS8554XQ Advantages:
Higher bandwidth (1.2 MHz) → better for faster signal paths
Lower voltage noise → cleaner low-frequency signal resolution
Significantly lower power consumption per amplifier
Better power supply flexibility with 2.5–5.5 V operating range
| Feature | RS8554XQ | AD8574ARUZ / REEL |
|---|---|---|
| Package Type | TSSOP-14 / SOP-14 | TSSOP-14 |
| Pin-Compatible | ✅ Yes | — |
| RoHS Compliant / Lead-Free | ✅ Yes | ✅ Yes |
| Halogen-Free | ✅ Yes | Not Specified |
🛠️ Design Compatibility:
RS8554XQ is fully pin-to-pin compatible with AD8574ARUZ, allowing for seamless substitution without PCB modification — simplifying the design cycle or component sourcing strategy.
🔍 Ideal Applications:
High-accuracy industrial control systems
Precision instrumentation and medical devices
Sensor front-ends and signal conditioning circuits
Battery-powered and portable electronics
💡 Key Commercial Benefits:
Exceptional cost efficiency without sacrificing precision
Lower bias current and supply current = ideal for low-power systems
Lower voltage noise = enhanced resolution for critical analog paths
Wide operating voltage enables better compatibility across platforms
The RS8554XQ quad CMOS operational amplifier delivers industry-grade precision with:
✅ Ultra-low offset and drift
✅ Higher noise immunity and bandwidth
✅ Lower quiescent current and total power draw
✅ Drop-in compatibility with AD8574ARUZ
✅ Superior price-to-performance ratio for high-volume applications
Engineered for performance, compatibility, and affordability, RS8554XQ is the perfect choice for engineers and OEMs seeking a robust replacement or upgrade path from ADI solutions in demanding analog environments.
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