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LM2901PW

Name: LM2901PW
Rating: 4.7 (12 reviews)

IC DIFF COMPARATOR QUAD 14-TSSOP

Производитель
Мфр. Часть #LM2901PW
Пакет TSSOP (PW)-14
Лист данных
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Спецификации

Package	Bulk,Tube
ProductStatus	Active
Type	Differential
NumberofElements	4
OutputType	CMOS, MOS, Open-Collector, TTL
Voltage-SupplySingle/Dual(±)	2V ~ 30V, ±1V ~ 15V
Voltage-InputOffset(Max)	7mV @ 30V
Current-InputBias(Max)	0.25µA @ 5V
Current-Output(Typ)	20mA
Current-Quiescent(Max)	2.5mA
OperatingTemperature	-40°C ~ 125°C
Package/Case	14-TSSOP (0.173, 4.40mm Width)
MountingType	Surface Mount

Обзор

Description

The LM2901PW is a quad comparator integrated circuit (IC) designed for a wide range of applications, including signal conditioning, level detection, and analog signal processing. It features four independent voltage comparators, each capable of operating with a single supply voltage ranging from 3 to 32 volts or dual supplies from ±1.5V to ±16V.
Key specifications include a fast response time with a typical propagation delay of 1.3 microseconds, low input bias current, and high input impedance, making it suitable for interfacing with high-impedance sources. The LM2901PW has a wide common-mode input voltage range from the negative supply to 2V below the positive supply.
Additionally, it is available in a surface mount package (PW), offering compact integration for modern circuit designs. The LM2901 is commonly used in applications such as voltage level detection, overvoltage protection, and oscillators. Its reliability and versatility make it a popular choice among engineers for various electronic design projects.

Features

The LM2901PW is a quad comparator IC featuring four independent voltage comparators with open-collector outputs. Key features include:
1. Wide Supply Voltage Range: Operates from a single power supply of 3V to 32V, or dual supplies of ±1.5V to ±16V.
2. Low Input Offset Voltage: Typically around 2mV, ensuring precise comparisons.
3. High Speed: Fast response time, making it suitable for high-frequency applications.
4. Low Power Consumption: Ideal for battery-operated devices due to low quiescent current.
5. Open-Collector Output: Allows easy interfacing with different voltage levels and supports wired-AND configurations.
6. Temperature Range: Operates over a wide temperature range from -40°C to +125°C.
7. Latch-up Protection: Built-in protection against latch-up, enhancing reliability in various applications.
These features make the LM2901PW suitable for applications in signal conditioning, level shifting, and various control systems.

Package

The LM2901PW is available in a plastic dual in-line package (DIP) type, specifically the TSSOP (Thin Shrink Small Outline Package) with 14 pins. This package is designed for surface mounting and is commonly used in various electronic applications.

Pinout

The LM2901PW is a quad comparator integrated circuit with a total of 14 pins. Each comparator can operate independently and is designed to compare two voltages and output a digital signal based on the comparison.
Pin Count and Functions:
1. Pin 1: Output A
2. Pin 2: Inverting Input A (−)
3. Pin 3: Non-inverting Input A (+)
4. Pin 4: V- (Negative Supply Voltage)
5. Pin 5: Non-inverting Input B (+)
6. Pin 6: Inverting Input B (−)
7. Pin 7: Output B
8. Pin 8: Ground
9. Pin 9: Non-inverting Input C (+)
10. Pin 10: Inverting Input C (−)
11. Pin 11: Output C
12. Pin 12: Non-inverting Input D (+)
13. Pin 13: Inverting Input D (−)
14. Pin 14: Output D
The LM2901PW operates over a wide voltage range and is suitable for various applications such as voltage level detection and waveform shaping.

Manufacturer

The LM2901PW is manufactured by Texas Instruments (TI), a leading technology company specializing in semiconductor design and manufacturing. Founded in 1930, TI is headquartered in Dallas, Texas, and is known for its extensive range of products, including analog chips, embedded processors, and digital signal processors. The company serves various markets such as automotive, industrial, personal electronics, and communication systems. TI is particularly recognized for its innovation in analog technology and its commitment to providing solutions that enhance performance and efficiency across different applications. The LM2901PW is a quad comparator, commonly used in various electronic circuits for signal processing and control applications.

Application

The LM2901PW is a quad comparator used in various applications, including voltage level detection, zero-crossing detectors, pulse-width modulation (PWM) circuits, and signal conditioning. It is commonly employed in industrial automation, consumer electronics, and automotive systems for tasks like threshold detection, analog signal processing, and interfacing sensors with microcontrollers. Its low power consumption and wide operating voltage range make it suitable for battery-operated devices and portable applications.

Equivalent

The LM2901PW is a quad comparator. Equivalent products include the LM339 (quad comparator, open-collector outputs), LM393 (dual comparator), and MCP6541 (single comparator). Other options include the TLV3701 and the TLC3702, which are also quad comparators with similar functionalities. Always check specific datasheets for pin configuration and electrical characteristics for compatibility.

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