LM2901N

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LM2901N

+Nomenclature

IC COMPARATOR QD -40-85 C 14-DIP

  • FabricantSemi - conducteurs

  • Pièce fabricant #LM2901N

  • Package PDIP (N)-14

  • En stock5807

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Spécifications

Attribut Valeur
Package Tube
ProductStatus Obsolete
Type General Purpose
NumberofElements 4
OutputType DTL, MOS, Open-Collector, TTL
Voltage-SupplySingle/Dual(±) 2V ~ 36V, ±1V ~ 18V
Voltage-InputOffset(Max) 7mV @ 5V
Current-InputBias(Max) 0.25µA @ 5V
Current-Output(Typ) 18mA @ 5V
Current-Quiescent(Max) 2.5mA
OperatingTemperature -40°C ~ 85°C
Package/Case 14-DIP (0.300, 7.62mm)
MountingType Through Hole

Présentation

Description

The LM2901N is a quad voltage comparator integrated circuit. It contains four independent voltage comparators, each designed to operate from a single power supply over a wide voltage range. The LM2901N is particularly suited for applications requiring low power consumption, with typical use cases including threshold detection, peak detection, and signal conditioning.
Key features of the LM2901N include low input offset voltage, high gain, wide power supply range, and low supply current. The device can function with dual supplies or a single supply ranging from 2V to 36V. The open-collector output stage allows for wired-AND connections, making it versatile for interfacing with logic circuits.
This IC is packaged in a standard 14-pin dual in-line package (DIP), making it easy to handle and integrate into various electronic projects. Its robustness and reliability make it popular in both industrial and consumer electronics applications.

Equivalent

The LM2901N is a quad comparator IC. Equivalent products include LM339 LM139, LM239, and TL074. These chips are similar in functionality, offering four independent voltage comparators per package. Always ensure to check the datasheet specifications for compatibility in terms of voltage range, power supply, and operating temperature before substituting to ensure they meet your application requirements.

Features

The LM2901N is a quad comparator integrated circuit (IC) commonly used in electronic applications requiring voltage comparison. Key features include:
1. Quad Comparator: Contains four independent voltage comparators in a single package, allowing multiple comparisons.
2. Wide Supply Voltage Range: Operates from a single 2V to 36V supply or dual supplies ranging from ±1V to ±18V.
3. Low Input Current: Minimal input bias current, typically around 25 nA, and input offset current around 5 nA.
4. Low Output Saturation Voltage: Provides an output saturation voltage typically around 200 mV at 4 mA output current.
5. Differential Input Voltage Range: Can handle voltages up to the supply voltage.
6. Wide Temperature Range: Suitable for industrial environments, operating from -40°C to +85°C.
7. Open Collector Outputs: Allows for wired-OR connections or interfacing with logic levels.
8. Low Power Consumption: Efficient operation with minimal power drain.
These features make the LM2901N versatile for applications like voltage level detection, control systems, and sensor interfacing.

Pinout

The LM2901N is a quad comparator integrated circuit. It has a total of 14 pins. Here is a brief overview of its pin configuration and functions:
1. Pin 1 (OUT1): Output of comparator 1.
2. Pin 2 (IN1-): Inverting input of comparator 1.
3. Pin 3 (IN1+): Non-inverting input of comparator 1.
4. Pin 4 (GND): Ground (0 V) pin.
5. Pin 5 (IN2+): Non-inverting input of comparator 2.
6. Pin 6 (IN2-): Inverting input of comparator 2.
7. Pin 7 (OUT2): Output of comparator 2.
8. Pin 8 (OUT3): Output of comparator 3.
9. Pin 9 (IN3-): Inverting input of comparator 3.
10. Pin 10 (IN3+): Non-inverting input of comparator 3.
11. Pin 11 (IN4+): Non-inverting input of comparator 4.
12. Pin 12 (IN4-): Inverting input of comparator 4.
13. Pin 13 (OUT4): Output of comparator 4.
14. Pin 14 (VCC): Positive power supply pin.
The LM2901N is typically used for comparing voltage levels and generating logic outputs.

Manufacturer

The LM2901N is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide array of electronic components and integrated circuits. The company is well-known for its innovations in the field of electronics, particularly in analog and embedded processing. Texas Instruments serves a variety of industries, including automotive, industrial, personal electronics, communications, and enterprise systems. Their products are integral to building the advanced electronics used in various technologies, such as automotive systems, industrial machinery, medical devices, and consumer electronics.

Application

The LM2901N is a quad comparator integrated circuit used in various applications. It is commonly applied in analog signal processing, voltage level detection, and threshold sensing tasks. It is suitable for zero-crossing detectors, over-voltage protection, and battery management systems. The LM2901N is also used in window comparators for monitoring voltage levels within a specified range and in pulse-width modulation (PWM) circuits. Additionally, it can be found in data acquisition systems, automotive electronics, and industrial control systems, where precise voltage comparison is essential. Its wide operating voltage range and low power consumption make it versatile for these applications.

Package

The LM2901N is a quad comparator IC housed in a 14-pin Dual In-line Package (DIP). It is designed for general-purpose voltage comparison applications.