LF347M

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LF347M

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  • メーカー品番 #LF347M

  • 在庫状況7124

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仕様

属性
Package Tube
ProductStatus Obsolete
AmplifierType J-FET
NumberofCircuits 4
SlewRate 13V/µs
GainBandwidthProduct 4 MHz
Current-InputBias 50 pA
Voltage-InputOffset 5 mV
Current-Supply 7.2mA (x4 Channels)
Voltage-SupplySpan(Min) 7 V
Voltage-SupplySpan(Max) 36 V
OperatingTemperature 0°C ~ 70°C
MountingType Surface Mount
Package/Case 14-SOIC (0.154, 3.90mm Width)

概要

Description

The LF347M is a high-speed, low-power quad operational amplifier (op-amp) manufactured by Texas Instruments. It is designed for precision applications and is suitable for both single-supply and dual-supply operations. Key features include a high slew rate, wide bandwidth, low input bias current, and low input offset voltage. These characteristics make the LF347M ideal for a variety of applications such as audio processing, signal conditioning, and active filters.
The LF347M operates over a wide supply voltage range and offers a large unity-gain bandwidth, typically around 4 MHz. It also boasts a fast settling time, which is beneficial for applications requiring rapid response. Its input and output characteristics are well-suited for general-purpose amplification tasks, ensuring low distortion and high stability. The op-amp is available in standard IC packaging, making it easy to integrate into various electronic designs.
In summary, the LF347M is a versatile, high-performance op-amp suitable for a range of precision applications where speed and accuracy are critical.

Equivalent

The LF347M is a wide bandwidth quad JFET-input operational amplifier. Equivalent products to the LF347M include:
1. TL074 - A quad JFET-input operational amplifier with similar specifications.
2. LF347N - Another variant in the LF347 series, typically in a different package.
3. TS924 - A quad JFET-input op-amp by STMicroelectronics.
4. MC33079 - A high-performance quad op-amp by ON Semiconductor.
These alternatives provide similar functionality with potentially varying parameters like power supply voltage and package type. Always verify specifications for compatibility in your specific application.

Features

The LF347M is a quad operational amplifier known for its wide bandwidth and fast slew rate, making it suitable for high-speed applications. Key features include:
1. Quad Configuration: Four independent op-amps in a single package, useful for compact designs.
2. Wide Bandwidth: Provides a bandwidth of approximately 4 MHz, allowing for high-speed signal processing.
3. Fast Slew Rate: Offers a slew rate of around 13 V/µs, enabling rapid voltage changes and precise signal amplification.
4. Low Input Bias Current: Minimizes the current required at the input, reducing power consumption and improving accuracy.
5. Low Offset Voltage: Ensures minimal error in output voltage, enhancing precision.
6. Wide Supply Voltage Range: Operates on a voltage range from ±5V to ±15V, offering flexibility in various applications.
7. Low Distortion: Ensures high fidelity in audio and other signal processing applications.
8. Temperature Range: Functions effectively within a wide temperature range, typically 0°C to 70°C.
These features make the LF347M ideal for applications like audio processing, signal conditioning, and data acquisition systems.

Pinout

The LF347M is a quad operational amplifier. It typically comes in a 14-pin SOIC package. Here is a concise breakdown of its pin functions:
1. Pin 1: Output of Amplifier 1
2. Pin 2: Inverting Input of Amplifier 1
3. Pin 3: Non-Inverting Input of Amplifier 1
4. Pin 4: VCC- (Negative Power Supply)
5. Pin 5: Non-Inverting Input of Amplifier 2
6. Pin 6: Inverting Input of Amplifier 2
7. Pin 7: Output of Amplifier 2
8. Pin 8: Output of Amplifier 3
9. Pin 9: Inverting Input of Amplifier 3
10. Pin 10: Non-Inverting Input of Amplifier 3
11. Pin 11: VCC+ (Positive Power Supply)
12. Pin 12: Non-Inverting Input of Amplifier 4
13. Pin 13: Inverting Input of Amplifier 4
14. Pin 14: Output of Amplifier 4
The LF347M is known for its low power consumption and wide bandwidth, suitable for applications needing multiple operational amplifiers in a single package.

Manufacturer

The LF347M is manufactured by Texas Instruments. Texas Instruments, commonly referred to as TI, is an American technology company headquartered in Dallas, Texas. It is one of the largest semiconductor companies in the world, specializing in the design and manufacturing of a wide range of electronic components and integrated circuits. TI is well-known for its analog chips, embedded processors, digital signal processors (DSPs), and other semiconductor products used in various applications, including consumer electronics, automotive, industrial, and communications equipment. The LF347M is a specific type of integrated circuit, typically used in analog applications, such as amplifiers.

Application

The LF347M is a quad operational amplifier known for its low noise, high speed, and low input bias current. It is commonly used in applications requiring precision and reliability, such as active filters, signal processing, and analog computation systems. Additionally, it is suitable for designing audio preamplifiers, integrators, and sample-and-hold circuits due to its wide bandwidth and fast slew rate. Its versatility makes it ideal for use in instrumentation, data acquisition systems, and various industrial and consumer electronics where multi-channel amplification and processing are needed.

Package

The LF347M is a quad operational amplifier and is typically available in a surface-mount package type known as SOIC-14 (Small Outline Integrated Circuit with 14 pins).

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