Images are for reference only
LM224N
+BOM-
ManufacturerSTMicroelectronics
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Mfr. Part #LM224N
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In Stock5391
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Specifications
| Attribute | Value |
| Package | Tube |
| ProductStatus | Obsolete |
| AmplifierType | General Purpose |
| NumberofCircuits | 4 |
| GainBandwidthProduct | 1 MHz |
| Current-InputBias | 40 nA |
| Voltage-InputOffset | 1.5 mV |
| Current-Supply | 1mA |
| Current-Output/Channel | 40 mA |
| Voltage-SupplySpan(Min) | 3 V |
| Voltage-SupplySpan(Max) | 32 V |
| OperatingTemperature | -25°C ~ 85°C |
| MountingType | Through Hole |
| Package/Case | 14-DIP (0.300, 7.62mm) |
Overview
Description
Key features include a wide supply voltage range (typically from 3V to 32V), low input bias current, and low power consumption, making it suitable for battery-operated devices. The LM224N operates over a wide temperature range, providing versatility across various environmental conditions.
Applications of the LM224N include audio preamplifiers, signal conditioning, and analog computing. Its robust design allows for use in both commercial and industrial settings. The IC is popular due to its cost-effectiveness and reliability, often serving as a fundamental component in analog circuit design.
Equivalent
Features
1. Wide Supply Voltage Range: The LM224N can operate from a single supply voltage as low as 3V up to 32V, or dual supplies up to ±16V.
2. Low Supply Current: It typically requires a low supply current of 0.8 mA per amplifier, making it energy-efficient.
3. High Unity Gain Bandwidth: With a typical bandwidth of 1 MHz, it supports various frequency applications.
4. Wide Common-Mode Range: The input common-mode voltage range includes ground, even when operated from a single power supply.
5. Low Input Offset Voltage: Typically around 2 mV, ensuring precision in signal processing.
6. Short-Circuit Protection: Internal protection against output short circuits enhances reliability.
7. Temperature Range: Operates effectively over a wide temperature range, usually from 0°C to 70°C.
These features make the LM224N suitable for a range of applications, including signal conditioning, filtering, and amplification in both commercial and industrial equipment.
Pinout
1. Pin 1: Output of Op-Amp 1
2. Pin 2: Inverting Input of Op-Amp 1
3. Pin 3: Non-Inverting Input of Op-Amp 1
4. Pin 4: VCC+ (Positive Power Supply)
5. Pin 5: Non-Inverting Input of Op-Amp 2
6. Pin 6: Inverting Input of Op-Amp 2
7. Pin 7: Output of Op-Amp 2
8. Pin 8: Output of Op-Amp 3
9. Pin 9: Inverting Input of Op-Amp 3
10. Pin 10: Non-Inverting Input of Op-Amp 3
11. Pin 11: VCC- (Negative Power Supply/Ground)
12. Pin 12: Non-Inverting Input of Op-Amp 4
13. Pin 13: Inverting Input of Op-Amp 4
14. Pin 14: Output of Op-Amp 4
The LM224N operates over a wide range of power supply voltages and is used in various applications due to its versatility and reliability.
Manufacturer
Application
1. Signal Conditioning: Amplifying and filtering signals in sensor interfaces.
2. Audio Processing: Used in audio equipment for mixing and equalization.
3. Control Systems: Implementing feedback control loops in industrial automation.
4. Analog Computation: Performing mathematical operations like addition, subtraction, integration, and differentiation.
5. Transducer Amplifiers: Interfacing with sensors such as temperature or pressure sensors.
6. Voltage Followers: Buffering signals to prevent load interference.
7. Comparators: Comparing signal levels for threshold detection.
Its versatility, low cost, and wide operating voltage range make it suitable for both consumer and industrial applications.