LM358XK is a Replacement parts of
ADA4665-2ARZ/ADA4665-2ARZ-R7
Mfr.Part No. :
LM358XKManufacturer :
RUNICDescription :
Dual Operational AmplifierPackaging :
ReelPackage :
SOIC-8(SOP8)Stock :
in stockPrice :
$0.05-$0.15
LM358XK
| Price: | $0.05-$0.15 | $1.5-$$1.8 |
|
Replace parts:
Replacement parts:
Alternative parts:
Pin to pin parts:
|
LM358XK |
ADA4665-2ARZ
ADA4665-2ARZ-R7
|
Dual Low-Noise, Precision Operational Amplifiers
The LM358XK, developed by RUNIC, is a dual-channel operational amplifier designed for low-noise, low-power, and high-precision applications. It provides a competitive alternative to Analog Devices ADA4665-2ARZ, delivering similar or better electrical performance, but with additional advantages in terms of power consumption and cost-effectiveness. This makes the LM358XK a suitable choice for both industrial and portable applications.
| Parameter | LM358XK | ADA4665-2ARZ |
|---|---|---|
| Channels | 2 | 2 |
| Input Offset Voltage (Typ / Max) | 2 mV / 5 mV | 1 mV / 5 mV |
| Input Bias Current (Typ) | 50 pA | 1 nA |
| Voltage Noise Density @ 1 kHz | 8 nV/√Hz | 10 nV/√Hz |
| Slew Rate | 0.3 V/μs | 0.3 V/μs |
| Gain Bandwidth Product | 1 MHz | 1 MHz |
| Supply Voltage Range | 3 V to 32 V | 3 V to 32 V |
| Supply Current (Typ) | 500 μA | 1.2 mA |
| Rail-to-Rail Input/Output | ✅ Yes | ✅ Yes |
| Operating Temperature Range | –40°C to +85°C | –40°C to +125°C |
📌 Advantages of LM358XK:
Lower input bias current for enhanced precision, especially in high-impedance systems
Lower voltage noise = improved signal integrity in sensitive applications
Lower power consumption per amplifier, ideal for battery-powered designs
Excellent operating range (3 V to 32 V) for greater flexibility in voltage-sensitive systems
| Feature | LM358XK | ADA4665-2ARZ / ADA4665-2ARZ-R7 |
|---|---|---|
| Package Type | SO-8 / TSSOP-8 | SO-8 / TSSOP-8 |
| Pin-Compatible | ✅ Yes | — |
| RoHS / Lead-Free | ✅ Yes | ✅ Yes |
| Halogen-Free | ✅ Yes | Not Specified |
💡 Design Compatibility:
LM358XK is fully pin-to-pin compatible with ADA4665-2ARZ, which enables seamless system integration and direct substitution in existing designs without the need for additional changes.
🔍 Target Applications:
Signal conditioning in industrial measurement systems
Low-noise amplifiers for medical instrumentation
Battery-powered analog systems
Audio, imaging, and sensor interface circuits
⚡ Key Benefits of LM358XK:
Lower cost with similar or better performance
Lower power consumption improves efficiency and extends battery life in portable systems
Better precision due to lower input bias current and voltage noise
Drop-in replacement for ADA4665-2ARZ in many designs, minimizing redesign effort
The LM358XK operational amplifier is an excellent choice for precision analog applications, providing comparable or improved electrical performance compared to ADA4665-2ARZ, while offering several key advantages:
✅ Lower power consumption (500 μA vs. 1.2 mA)
✅ Better precision with lower input bias current and voltage noise
✅ Wide supply voltage range of 3 V to 32 V
✅ Pin-compatible with ADA4665-2ARZ, ensuring easy design integration
✅ Cost-effective for high-volume applications
The LM358XK is a cost-effective, high-performance solution for designers seeking a reliable, low-power op-amp for their next project.
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