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LM293ADGKR

Name: LM293ADGKR
Rating: 4.7 (12 reviews)

IC DIFF COMPARATOR DUAL 8VSSOP

제조업체
Mfr.부분 #LM293ADGKR
패키지 VSSOP (DGK)-8
데이터시트 LM293ADGKR DataSheet
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사양

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Differential
NumberofElements	2
OutputType	CMOS, MOS, Open-Drain, TTL
Voltage-SupplySingle/Dual(±)	2V ~ 36V, ±1V ~ 18V
Voltage-InputOffset(Max)	2mV @ 30V
Current-InputBias(Max)	0.25µA @ 5V
Current-Output(Typ)	20mA
Current-Quiescent(Max)	2.5mA
OperatingTemperature	-25°C ~ 85°C
Package/Case	8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
MountingType	Surface Mount

개요

Description

The LM293ADGKR is a dual comparator integrated circuit (IC) featuring a wide supply voltage range and high-speed operation. It operates from a single power supply, typically between 2 to 36 volts, or dual supplies of ±1 to ±18 volts. This IC is designed to compare two voltage levels and output a digital signal indicating which is higher.
Key features include low input offset voltage, high input impedance, and fast response time, making it suitable for various applications, such as analog-to-digital conversion, voltage level detection, and waveform shaping. The LM293ADGKR also offers a built-in hysteresis function that enhances stability in noisy environments.
Its compact DGG (SOP-8) package allows for easy integration into electronic circuits, making it a popular choice among engineers and hobbyists for designing circuits requiring precise voltage comparisons and signal conditioning.

Features

The LM293ADGKR is a dual comparator from Texas Instruments, featuring an open-collector output, which allows for wired-AND configurations. Key features include:
1. Dual Comparators: Two independent comparators in a single package.
2. Wide Supply Voltage Range: Operates from 2V to 36V, accommodating various applications.
3. Low Input Offset Voltage: Typically 2mV, ensuring high accuracy.
4. High Speed: Response time of 300ns at a 5V supply, suitable for fast signal processing.
5. Low Supply Current: Consumes only 800µA per comparator, enhancing energy efficiency.
6. Output Voltage Swing: Can pull down to ground, providing versatility in output configurations.
7. Temperature Range: Guaranteed operation from -40°C to +125°C, making it suitable for automotive and industrial applications.
The LM293ADGKR is typically used in voltage level detection, signal conditioning, and comparator applications. Its robust features and reliability make it a popular choice in electronic designs.

Package

The LM293ADGKR is packaged in a surface mount Dual Flat No-lead (DFN) package. It features a compact design suitable for space-constrained applications and has a thermal pad for improved heat dissipation.

Pinout

The LM293ADGKR is a quad comparator from Texas Instruments, featuring a total of 14 pins. Each comparator in the LM293 is designed to operate with a wide supply voltage range and offers a fast response time, making it suitable for various applications such as signal conditioning and level detection.
Pin Functions:
1. 1 (Non-inverting Input, Comparator 1)
2. 2 (Inverting Input, Comparator 1)
3. 3 (Output, Comparator 1)
4. 4 (Non-inverting Input, Comparator 2)
5. 5 (Inverting Input, Comparator 2)
6. 6 (Output, Comparator 2)
7. 7 (Non-inverting Input, Comparator 3)
8. 8 (Inverting Input, Comparator 3)
9. 9 (Output, Comparator 3)
10. 10 (Non-inverting Input, Comparator 4)
11. 11 (Inverting Input, Comparator 4)
12. 12 (Output, Comparator 4)
13. 13 (NC - No Connection)
14. 14 (V+ - Positive Supply Voltage)
This configuration allows for flexible design in applications requiring multiple comparison operations.

Manufacturer

The LM293ADGKR is manufactured by Texas Instruments (TI), a leading semiconductor company. Texas Instruments specializes in designing and producing a wide range of analog and embedded processing chips. Founded in 1930, the company is known for its innovative solutions in various sectors, including automotive, industrial, communications, and consumer electronics. TI offers a comprehensive portfolio of products, including operational amplifiers, microcontrollers, and digital signal processors, making it a key player in the global electronics market.

Application

The LM293ADGKR is a dual voltage comparator widely used in various applications, including analog signal processing, voltage level detection, over-voltage and under-voltage protection circuits, battery management systems, and oscillators. Its high-speed operation and low power consumption make it suitable for automotive, industrial, and consumer electronics. Additionally, it can be used in signal conditioning, waveform shaping, and comparator-based logic circuits.

Equivalent

The LM293ADGKR is a dual comparator. Equivalent products include the LM2901, LM393, MCP6541, and MCP6542. Ensure to check specifications, such as supply voltage, output type, and package, for compatibility in your application.