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LMH6644MT
+Nomenclature-
FabricantSemi - conducteurs nationaux
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Pièce fabricant #LMH6644MT
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En stock2183
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Spécifications
| Attribut | Valeur |
| Package / Case | Tube |
| Series | LMH® |
| Part Status | Obsolete |
| Amplifier Type | Voltage Feedback |
| Number of Circuits | 4 |
| Output Type | Rail-to-Rail |
| Slew Rate | 135V/µs |
| -3 dB Bandwidth | 130 MHz |
| Current - Input Bias | 1.6 µA |
| Voltage - Input Offset | 1 mV |
| Supply Current | 2.7mA (x4 Channels) |
| Current - Output / Channel | 75 mA |
| Voltage - Supply Span(Min) | 2.7 V |
| Voltage - Supply Span(Max) | 12.8 V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
Présentation
Description
Key features include a low input offset voltage and low noise, which contribute to the accuracy and stability of the amplifier's performance. The LMH6644MT is designed to deliver rail-to-rail input and output swing, which maximizes dynamic range and flexibility in circuit design. Its robust performance is complemented by a low power consumption profile, which makes it suitable for battery-powered devices. The device is typically used in high-frequency applications and is valued for its reliability and consistent performance across various environmental conditions.
Equivalent
Features
1. High-Speed Performance: It offers a wide bandwidth of 130 MHz and a fast slew rate of 85 V/μs, making it suitable for high-frequency applications.
2. Low Voltage Operation: The amplifier operates on a supply voltage range of 2.7V to 12V, allowing flexibility in low-voltage applications.
3. Rail-to-Rail Output: This feature ensures the output swings very close to the supply rails, maximizing dynamic range in low voltage systems.
4. Low Input Bias Current: With an input bias current of only 0.1 pA, it is ideal for applications requiring high input impedance.
5. Low Distortion: The LMH6644MT provides low total harmonic distortion, making it suitable for audio and other precision signal processing applications.
6. Low Noise: It features a low input voltage noise density of 6.4 nV/√Hz, which is advantageous in maintaining signal clarity.
These features make the LMH6644MT suitable for applications like data acquisition systems, active filters, and audio processing.
Pinout
Here is a brief description of the pin functions:
1. V+: Positive power supply.
2. OUT A: Output of Op-Amp A.
3. IN- A: Inverting input of Op-Amp A.
4. IN+ A: Non-inverting input of Op-Amp A.
5. IN+ B: Non-inverting input of Op-Amp B.
6. IN- B: Inverting input of Op-Amp B.
7. OUT B: Output of Op-Amp B.
8. OUT C: Output of Op-Amp C.
9. IN- C: Inverting input of Op-Amp C.
10. IN+ C: Non-inverting input of Op-Amp C.
11. IN+ D: Non-inverting input of Op-Amp D.
12. IN- D: Inverting input of Op-Amp D.
13. OUT D: Output of Op-Amp D.
14. V-: Negative power supply (ground).
This operational amplifier is known for its high-speed, low-power operation, making it suitable for applications requiring fast signal processing.
Manufacturer
Application
1. High-Speed Signal Processing: Ideal for applications requiring fast response times, such as data acquisition systems.
2. Communication Systems: Useful in RF and IF amplification stages due to its high bandwidth.
3. Video Processing: Suitable for video distribution and processing because of its wide bandwidth and low distortion.
4. Instrumentation: Employed in precision measurement devices due to its low noise and high gain capabilities.
5. Medical Devices: Used in imaging systems and diagnostic equipment for accurate signal amplification.
These applications leverage the LMH6644MT's high speed, low power consumption, and precision performance.