LM211D

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LM211D

COMPARATOR

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Spécifications

Package Tube
ProductStatus Obsolete
Type General Purpose
NumberofElements 1
OutputType DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL
Voltage-SupplySingle/Dual(±) 5V ~ 30V, ±2.5V ~ 15V
Voltage-InputOffset(Max) 3mV @ ±15V
Current-InputBias(Max) 0.1µA @ ±15V
Current-Output(Typ) 50mA
Current-Quiescent(Max) 6mA
OperatingTemperature -40°C ~ 105°C
Package/Case 8-SOIC (0.154, 3.90mm Width)
MountingType Surface Mount

Vue d'ensemble

Description

The LM211D is a precision voltage comparator, widely used in various electronic applications. It features a high voltage range, capable of operating between 2V and 36V, making it suitable for both low and high-power circuits. The LM211D has a low offset voltage, providing accurate comparisons with minimal error, which is critical in applications like analog-to-digital conversion and signal conditioning.
This device typically has a fast response time, enhancing its performance in rapid switching applications. It operates with a single or dual power supply and can handle input voltages up to 36V. The LM211D also includes hysteresis, which helps prevent noise from causing false triggering, thereby increasing the stability of the output signal.
Common applications include over-voltage protection, level shifting, and waveform shaping in digital circuits. The LM211D is available in various packages, including DIP and SOIC, making it versatile for different circuit designs. Overall, it is a reliable choice for engineers looking to implement precise voltage comparisons in their projects.

Features

The LM211D is a dual comparator designed for high-speed performance and versatility in various applications. Key features include:
1. Dual Comparator: Contains two independent, high-speed comparators.
2. Wide Supply Voltage Range: Operates from a single +5V to +30V supply or dual supply configurations.
3. Fast Response Time: Offers a propagation delay of approximately 200 ns, enabling quick signal processing.
4. Low Input Offset Voltage: Typically around 2 mV, ensuring accurate comparisons.
5. Open-Collector Output: Allows for wired-AND configurations, providing flexibility in design.
6. Common Mode Range: Input common mode voltage extends to the negative supply rail, enhancing usability.
7. Temperature Range: Operates effectively over a temperature range of -40°C to +125°C.
8. Low Power Consumption: Efficient design suitable for battery-operated devices.
These features make the LM211D suitable for various applications, including voltage level detection, pulse width modulation, and signal conditioning.

Package

The LM211D is typically packaged in an 8-pin dual in-line package (DIP) or surface mount package (SOIC). The “D” suffix often indicates a surface mount type, suitable for automated assembly.

Pinout

The LM211D is a dual comparator integrated circuit with a total of 8 pins. Here is a brief overview of its pin configuration and functions:
1. Pin 1 (Output A): Output of Comparator A.
2. Pin 2 (Inverting Input A): Inverting input of Comparator A (−).
3. Pin 3 (Non-inverting Input A): Non-inverting input of Comparator A (+).
4. Pin 4 (V- or Ground): Negative power supply or ground connection.
5. Pin 5 (Non-inverting Input B): Non-inverting input of Comparator B (+).
6. Pin 6 (Inverting Input B): Inverting input of Comparator B (−).
7. Pin 7 (Output B): Output of Comparator B.
8. Pin 8 (V+): Positive power supply connection.
The LM211D is designed for high-speed, low-power applications, capable of operating with a single supply or dual supplies. It is commonly used in applications requiring voltage comparison, such as voltage level detection and zero-crossing detection.

Manufacturer

The LM211D is manufactured by Texas Instruments, a prominent American technology company. Founded in 1930, Texas Instruments (TI) specializes in designing and manufacturing semiconductors and various electronic components, including analog and digital signal processing devices. TI is known for its innovation in the semiconductor industry, producing a wide range of products for applications in various sectors such as automotive, industrial, communications, and consumer electronics. The LM211D is a precision voltage comparator, commonly used in circuits for comparing two voltage levels and providing a digital output based on the comparison.

Application

The LM211D is a dual comparator primarily used in applications like voltage level detection, zero-crossing detection, and switching circuits. It serves in automotive systems for sensor signal processing, in industrial equipment for monitoring and control, and in consumer electronics for signal conditioning. Its high-speed operation and low power consumption make it suitable for battery-operated devices and precision instrumentation.

Equivalent

The LM211D is a dual comparator chip. Equivalent products include:
1. TLV170 - Dual comparator with low power.
2. LM393 - Dual differential comparator.
3. LM339 - Quad comparator, similar functionality.
4. LMV7219 - Low voltage dual comparator.
Check specifications for voltage and performance requirements to ensure compatibility for specific applications.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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