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LM393ADT
+BOMIC COMP DUAL VOLT LP 8SOIC
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Nhà sản xuấtSTMicroelectronics
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Ông. Phần #LM393ADT
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Bảng dữ liệu LM393ADT DataSheet
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Gói 8-SOIC
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Có sẵn4835
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | General Purpose |
| NumberofElements | 2 |
| OutputType | CMOS, DTL, ECL, MOS, Open-Collector, TTL |
| Voltage-SupplySingle/Dual(±) | 2V ~ 36V, ±1V ~ 18V |
| Voltage-InputOffset(Max) | 2mV @ 30V |
| Current-InputBias(Max) | 0.1µA @ 5V |
| Current-Output(Typ) | 18mA @ 5V |
| Current-Quiescent(Max) | 2.5mA |
| OperatingTemperature | 0°C ~ 70°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| MountingType | Surface Mount |
Tổng quan
Description
The LM393ADT is a dual voltage comparator integrated circuit (IC) designed for a variety of applications where comparison of voltages is required. It operates by comparing two input voltages and providing a digital output signal indicating which input is higher. This device is notable for its low power consumption and wide operating voltage range, typically from 2V to 36V, making it versatile for both battery-powered and industrial applications.
LM393ADT features two independent voltage comparators, each capable of independent voltage level comparison. The open-collector output design allows for wired-AND connections, facilitating simple interfacing with digital logic circuits. It also supports a wide range of power supplies and offers high gain, low offset voltage, and minimal input bias current.
The IC is typically used in applications such as zero-crossing detectors, oscillators, non-inverting level shifters, and analog-to-digital converters. Its reliability and robust performance make it a popular choice in consumer electronics, automotive, and industrial control systems. The LM393ADT is commonly packaged in SOIC-8 or other compact surface-mount forms, ensuring ease of use in circuit designs.
LM393ADT features two independent voltage comparators, each capable of independent voltage level comparison. The open-collector output design allows for wired-AND connections, facilitating simple interfacing with digital logic circuits. It also supports a wide range of power supplies and offers high gain, low offset voltage, and minimal input bias current.
The IC is typically used in applications such as zero-crossing detectors, oscillators, non-inverting level shifters, and analog-to-digital converters. Its reliability and robust performance make it a popular choice in consumer electronics, automotive, and industrial control systems. The LM393ADT is commonly packaged in SOIC-8 or other compact surface-mount forms, ensuring ease of use in circuit designs.
Equivalent
The LM393ADT is a dual voltage comparator. Equivalent products include:
1. LM393 from Texas Instruments
2. LM393N from ON Semiconductor
3. UA393 from Texas Instruments
4. LM2903 from STMicroelectronics
5. MC3303 from ON Semiconductor
These components generally offer similar functionality and pin configurations, allowing them to be used interchangeably in most circuits. However, always check datasheets for specific electrical characteristics and compatibility.
1. LM393 from Texas Instruments
2. LM393N from ON Semiconductor
3. UA393 from Texas Instruments
4. LM2903 from STMicroelectronics
5. MC3303 from ON Semiconductor
These components generally offer similar functionality and pin configurations, allowing them to be used interchangeably in most circuits. However, always check datasheets for specific electrical characteristics and compatibility.
Features
The LM393ADT is a dual differential comparator integrated circuit. Key features include:
1. Dual Comparator: It contains two independent voltage comparators, making it versatile for various applications.
2. Wide Supply Voltage Range: Operates from 2V to 36V, suitable for both single and dual power supplies.
3. Low Input Offset Voltage: Ensures precise voltage comparisons with minimal error.
4. Low Input Bias Current: Enhances performance in high-impedance circuits.
5. Low Output Saturation Voltage: Provides efficient interfacing with logic levels.
6. Open-Collector Output: Allows for wired-OR connections and level shifting.
7. Wide Temperature Range: Operates effectively from -40°C to 125°C, suitable for automotive and industrial applications.
8. ESD Protection: Includes electrostatic discharge protection for enhanced durability.
9. Compact Package: Available in various compact surface-mount packages for space-saving designs.
These features make the LM393ADT ideal for applications like zero-crossing detectors, level shifters, and simple voltage comparators in both commercial and industrial environments.
1. Dual Comparator: It contains two independent voltage comparators, making it versatile for various applications.
2. Wide Supply Voltage Range: Operates from 2V to 36V, suitable for both single and dual power supplies.
3. Low Input Offset Voltage: Ensures precise voltage comparisons with minimal error.
4. Low Input Bias Current: Enhances performance in high-impedance circuits.
5. Low Output Saturation Voltage: Provides efficient interfacing with logic levels.
6. Open-Collector Output: Allows for wired-OR connections and level shifting.
7. Wide Temperature Range: Operates effectively from -40°C to 125°C, suitable for automotive and industrial applications.
8. ESD Protection: Includes electrostatic discharge protection for enhanced durability.
9. Compact Package: Available in various compact surface-mount packages for space-saving designs.
These features make the LM393ADT ideal for applications like zero-crossing detectors, level shifters, and simple voltage comparators in both commercial and industrial environments.
Pinout
The LM393ADT is a dual voltage comparator integrated circuit. It typically comes in an 8-pin package. Here is a brief overview of its pin functions:
1. VCC (Pin 8): Positive power supply voltage.
2. GND (Pin 4): Ground.
3. Input 1- (Pin 2): Inverting input for comparator 1.
4. Input 1+ (Pin 3): Non-inverting input for comparator 1.
5. Output 1 (Pin 1): Output of comparator 1.
6. Input 2- (Pin 6): Inverting input for comparator 2.
7. Input 2+ (Pin 5): Non-inverting input for comparator 2.
8. Output 2 (Pin 7): Output of comparator 2.
The LM393ADT functions as a comparator, meaning it compares two input voltages and outputs a digital signal indicating which input is higher. It's used in applications requiring precise voltage level detection, such as zero-crossing detectors, level shifters, and simple analog-to-digital converters.
1. VCC (Pin 8): Positive power supply voltage.
2. GND (Pin 4): Ground.
3. Input 1- (Pin 2): Inverting input for comparator 1.
4. Input 1+ (Pin 3): Non-inverting input for comparator 1.
5. Output 1 (Pin 1): Output of comparator 1.
6. Input 2- (Pin 6): Inverting input for comparator 2.
7. Input 2+ (Pin 5): Non-inverting input for comparator 2.
8. Output 2 (Pin 7): Output of comparator 2.
The LM393ADT functions as a comparator, meaning it compares two input voltages and outputs a digital signal indicating which input is higher. It's used in applications requiring precise voltage level detection, such as zero-crossing detectors, level shifters, and simple analog-to-digital converters.
Manufacturer
The LM393ADT is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products. It serves numerous sectors, including automotive, industrial, personal electronics, and communications equipment. The company is known for its expertise in microcontrollers, sensors, power management devices, and analog products. STMicroelectronics has a strong focus on innovation and development, often working on technologies that enhance energy efficiency and connectivity.
Application
The LM393ADT is a dual voltage comparator IC used in various applications. It is commonly applied in:
1. Voltage Comparators: Comparing analog signals to a reference voltage.
2. Level Shifters: Translating voltage levels between different parts of a circuit.
3. Oscillators: Generating precise timing signals.
4. Zero-Crossing Detectors: Identifying when an AC signal crosses zero voltage.
5. Battery Chargers: Monitoring and controlling charging processes.
6. Switching Power Supplies: Ensuring efficient power conversion.
7. Sensor Interface Circuits: Interfacing and processing signals from sensors.
8. Pulse Width Modulation (PWM): Controlling duty cycles in various applications.
Its versatility and low power consumption make it suitable for many electronic designs.
1. Voltage Comparators: Comparing analog signals to a reference voltage.
2. Level Shifters: Translating voltage levels between different parts of a circuit.
3. Oscillators: Generating precise timing signals.
4. Zero-Crossing Detectors: Identifying when an AC signal crosses zero voltage.
5. Battery Chargers: Monitoring and controlling charging processes.
6. Switching Power Supplies: Ensuring efficient power conversion.
7. Sensor Interface Circuits: Interfacing and processing signals from sensors.
8. Pulse Width Modulation (PWM): Controlling duty cycles in various applications.
Its versatility and low power consumption make it suitable for many electronic designs.
Package
The LM393ADT is typically available in a Surface-Mount Device (SMD) package, specifically the SOIC-8 (Small Outline Integrated Circuit) package. This package type is compact and suitable for modern electronic circuit boards, allowing for efficient use of space.
