LM348DR

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LM348DR

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  • 제조업체텍사스 인스트루먼트(주)

  • 제조업체 부품 #LM348DR

  • 데이터시트 LM348DR DataSheet

  • 재고4598

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사양

속성 가치
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
AmplifierType General Purpose
NumberofCircuits 4
SlewRate 0.5V/µs
GainBandwidthProduct 1 MHz
Current-InputBias 30 nA
Voltage-InputOffset 1 mV
Current-Supply 2.4mA (x4 Channels)
Current-Output/Channel 25 mA
Voltage-SupplySpan(Min) 8 V
Voltage-SupplySpan(Max) 36 V
OperatingTemperature 0°C ~ 70°C (TA)
MountingType Surface Mount
Package/Case 14-SOIC (0.154, 3.90mm Width)

개요

Description

The LM348DR is a quad operational amplifier (op-amp) integrated circuit, designed for a wide range of applications in analog signal processing. Manufactured by Texas Instruments, it offers four independent, high-gain, internally frequency-compensated op-amps within a single package. The device is particularly suitable for applications that require multiple op-amps, such as active filters, comparators, and signal conditioning circuits.
Key features of the LM348DR include low input bias current, wide bandwidth, and high slew rate, making it ideal for high-speed applications. It also operates over a wide supply voltage range, typically from ±5V to ±15V, ensuring versatility in various design environments. The device is packaged in a standard SOIC-14, which is surface-mountable, providing ease of integration into PCB designs.
The LM348DR is known for its reliability and performance stability, making it a popular choice among engineers for both consumer and industrial applications. Its robust design ensures accurate signal amplification and processing, enhancing the overall performance of electronic systems.

Equivalent

The LM348DR is a quad operational amplifier. Equivalent products include:
1. LM324 series (LM324, LM324N, etc.)
2. TL084 series (TL084, TL084CN, etc.)
3. MC33074 series
4. LM2902 series
5. RC4136
These chips share similar functionalities as quad op-amps, though differences in specifications such as bandwidth and power supply range may exist, so it's important to verify compatibility for your specific application.

Features

The LM348DR is a quad operational amplifier featuring the following key characteristics:
1. Quad Configuration: Four independent op-amps in a single package for versatile applications.
2. Low Power Consumption: Designed for low power usage, making it suitable for battery-powered devices.
3. Wide Supply Voltage Range: Operates over a broad range of supply voltages, typically from ±3V to ±15V.
4. High Gain: Provides a high open-loop voltage gain, which is beneficial for amplification applications.
5. Input Offset Voltage: Designed with low input offset voltage for better precision in sensitive applications.
6. Slew Rate: Moderate slew rate suitable for general-purpose amplification.
7. Package Type: Available in an SOIC-14 package (designated by "DR" in the part number), which is compact and surface-mountable.
8. Temperature Range: Typically supports a standard commercial temperature range, ensuring reliable performance in various environments.
9. Low Noise: Designed to minimize noise, thus offering clean signal amplification.
These features make the LM348DR suitable for a variety of applications, including signal processing, active filtering, and other analog circuit designs.

Pinout

The LM348DR is a quad operational amplifier with a total of 14 pins. Here is a concise description of its pin configuration and function:
1. Pin 1 - Output 1
2. Pin 2 - Inverting Input 1
3. Pin 3 - Non-Inverting Input 1
4. Pin 4 - VCC+ (Positive Power Supply)
5. Pin 5 - Non-Inverting Input 2
6. Pin 6 - Inverting Input 2
7. Pin 7 - Output 2
8. Pin 8 - Output 3
9. Pin 9 - Inverting Input 3
10. Pin 10 - Non-Inverting Input 3
11. Pin 11 - VCC- (Negative Power Supply)
12. Pin 12 - Non-Inverting Input 4
13. Pin 13 - Inverting Input 4
14. Pin 14 - Output 4
The LM348DR is used in various applications for amplification, such as signal conditioning, filtering, or any operation requiring the use of operational amplifiers. Each of the four operational amplifiers in the chip can work independently.

Manufacturer

The LM348DR is manufactured by Texas Instruments, an American technology company. Texas Instruments is renowned for its design and manufacture of semiconductors and various integrated circuits, which are used in a wide array of electronic applications. The company is a leader in the electronics industry, providing solutions for communication, automotive, industrial, consumer electronics, and more. Texas Instruments focuses on innovation in analog and embedded processing products, contributing significantly to advancements in technology and electronics globally.

Application

The LM348DR is a quad operational amplifier commonly used in various analog applications. Its application areas include signal conditioning, where it amplifies and filters signals in data acquisition systems. It is also used in active filtering to improve signal quality by reducing noise. The device finds applications in sensor interfacing, providing the necessary amplification for low-level sensor signals. In instrumentation, the LM348DR is used for precision measurements and control systems. Additionally, it is suitable for implementing analog computation, such as integrators and differentiators, in mathematical modeling. Its versatility and reliability make it ideal for use in consumer electronics, automotive systems, and industrial automation.

Package

The LM348DR is a quad operational amplifier integrated circuit, and the "DR" suffix typically indicates it is in a SOIC-14 (Small Outline Integrated Circuit) package. This package type is commonly used for surface-mount technology (SMT) applications, featuring 14 pins and compact dimensions suitable for space-constrained designs.

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