LM193H/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: LM193H/NOPB is a high-speed dual voltage comparator designed for use in applications that require fast response times, such as precision timing, waveform generation, and signal conditioning.

Characteristics: - High speed: The LM193H/NOPB offers a fast response time, making it suitable for time-critical applications. - Dual comparators: This IC contains two independent voltage comparators in a single package, providing flexibility in circuit design. - Wide supply voltage range: It operates from a wide supply voltage range of ±2V to ±18V, allowing compatibility with various power sources. - Low input offset voltage: The LM193H/NOPB has a low input offset voltage, ensuring accurate comparison of input signals. - Low input bias current: With a low input bias current, this IC minimizes the impact of input currents on the overall performance of the circuit.

Package: LM193H/NOPB is available in a 8-pin PDIP (Plastic Dual In-Line Package) or SOIC (Small Outline Integrated Circuit) package.

Essence: The essence of LM193H/NOPB lies in its ability to quickly compare two input voltages and provide a digital output based on the comparison result.

Packaging/Quantity: LM193H/NOPB is typically sold in reels or tubes containing multiple units. The exact quantity depends on the manufacturer and distributor.

Specifications

• Supply Voltage Range: ±2V to ±18V
• Input Offset Voltage: 2mV (maximum)
• Input Bias Current: 25nA (maximum)
• Response Time: 0.3μs (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM193H/NOPB IC has the following pin configuration:

1. VCC+ (Positive Supply Voltage)
2. IN- (Inverting Input of Comparator 1)
3. IN+ (Non-Inverting Input of Comparator 1)
4. GND (Ground)
5. IN+ (Non-Inverting Input of Comparator 2)
6. IN- (Inverting Input of Comparator 2)
7. OUT (Output)
8. VCC- (Negative Supply Voltage)

Functional Features

• High-speed voltage comparison: The LM193H/NOPB can quickly compare two input voltages and provide a digital output based on the comparison result.
• Open collector output: The output of this IC is an open collector, allowing easy interfacing with other digital circuits.
• Wide supply voltage range: It operates from a wide supply voltage range, making it suitable for various applications.
• Low power consumption: LM193H/NOPB consumes low power, making it energy-efficient.

Advantages and Disadvantages

Advantages: - Fast response time - Dual comparators in a single package - Wide supply voltage range - Low input offset voltage - Low input bias current

Disadvantages: - Requires external pull-up resistor for proper output operation - Limited output current capability

Working Principles

The LM193H/NOPB compares the voltage levels at its two input pins and generates a digital output based on the comparison result. When the voltage at the non-inverting input (IN+) is higher than the voltage at the inverting input (IN-), the output goes low. Conversely, when the voltage at IN- is higher than IN+, the output goes high. This behavior allows the IC to perform voltage level comparisons accurately and quickly.

Detailed Application Field Plans

The LM193H/NOPB finds applications in various fields, including: 1. Precision timing circuits 2. Waveform generation 3. Signal conditioning 4. Voltage level detection 5. Threshold detection 6. Overvoltage/undervoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to LM193H/NOPB that offer similar functionality are: - LM339 - LM311 - LM393 - LM2903

These alternatives can be considered based on specific requirements and availability.

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