GS6552-SR is a Replacement parts of
AD8629ARZ-REEL7/AD8629ARZ
Mfr.Part No. :
GS6552-SRManufacturer :
GainsilDescription :
1.8MHZ Zero-Drift CMOS Rail-to-Rail IO Opamp with RF FilterPackaging :
ReelPackage :
SOT23-5,SOP-8,MSOP-8,SOP-8,SOP-14,TSSOP-14Stock :
in stockPrice :
$0.38-$0.58
GS6552-SR
| Price: | $0.38-$0.58 | $0.9-$1.5 |
|
Replace parts:
Replacement parts:
Alternative parts:
Pin to pin parts:
|
GS6552-SR |
AD8629ARZ-REEL7
AD8629ARZ
|
Dual, Ultra-Low Offset, Precision CMOS Operational Amplifiers
The GS6552-SR, developed by Gainsil, is a dual-channel, precision CMOS operational amplifier designed for ultra-low offset and low noise applications. It offers a compelling alternative to Analog Devices’ AD8629ARZ, with equivalent or superior performance in critical parameters, and a more competitive cost structure for price-sensitive or high-volume applications.
| Parameter | GS6552-SR | AD8629ARZ |
|---|---|---|
| Architecture | CMOS | CMOS |
| Number of Channels | 2 | 2 |
| Input Offset Voltage (Typ/Max) | 2 μV / 10 μV | 3 μV / 10 μV |
| Offset Voltage Drift (Typ) | 0.005 μV/°C | 0.01 μV/°C |
| Input Bias Current (Typ) | ±0.5 pA | ±1 pA |
| Common-Mode Rejection Ratio (CMRR) | 140 dB | 130 dB |
| Power Supply Rejection Ratio (PSRR) | 135 dB | 130 dB |
| Voltage Noise (0.1–10 Hz) | 0.3 μVp-p | 0.6 μVp-p |
| Gain Bandwidth Product | 1.2 MHz | 1.2 MHz |
| Slew Rate | 0.3 V/μs | 0.3 V/μs |
| Supply Current (Typ) | 600 μA per channel | 700 μA per channel |
| Supply Voltage Range | 2.2 V to 5.5 V | 2.2 V to 5.5 V |
| Operating Temperature Range | –40°C to +125°C | –40°C to +125°C |
📌 GS6552-SR Highlights:
Lower typical input offset and drift, improving stability and long-term accuracy
Lower noise and bias current, ideal for high-impedance and ultra-low signal applications
Superior PSRR and CMRR, enhancing rejection of power and common-mode noise
Lower power consumption, ideal for portable or battery-powered systems
| Feature | GS6552-SR | AD8629ARZ / REEL7 |
|---|---|---|
| Package Type | SOIC-8 | SOIC-8 |
| Pin-to-Pin Compatible | ✅ Yes | — |
| RoHS & Lead-Free | ✅ Yes | ✅ Yes |
🔧 Design Convenience:
GS6552-SR is a drop-in replacement for AD8629ARZ, making it ideal for direct substitution in existing layouts, enabling fast cost-down upgrades without design changes.
🔍 Target Applications:
Precision instrumentation (e.g., thermocouple amplifiers, bridge sensors)
Medical devices and bio-sensing front ends
Industrial automation and control loops
Low-leakage signal conditioning
High-impedance sensor interfaces
💰 Key Commercial Benefits:
High performance-to-cost ratio, ideal for mass production
Better overall noise and offset specs for precision-critical applications
Lower system power budget, contributing to thermal management and energy savings
The GS6552-SR is an excellent high-precision operational amplifier, offering a cost-effective, low-noise, and ultra-low offset solution. Compared to the AD8629ARZ, it provides:
✅ Lower offset voltage and drift
✅ Superior noise and bias current performance
✅ Lower supply current per channel
✅ Seamless integration via pin-to-pin compatibility
✅ Wider deployment flexibility with full –40°C to +125°C range
Whether you're building sensitive analog front ends, medical-grade instruments, or power-efficient measurement systems, the GS6552-SR empowers you with industry-leading precision at a more accessible cost.
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