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Texas Instruments LM224NG4

Part No.:: LM224NG4

Manufacturer:: Texas Instruments

Package:: 14-DIP (0.300, 7.62mm)

Datasheet:: LM224NG4.pdf

Description:: IC OPAMP GP 4 CIRCUIT 14DIP

In Stock:: 2948

Quantity:: Add To Cart

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LM224NG4 Specifications

Package/Case:
14-DIP (0.300, 7.62mm)
Packaging:
Tube
Series:
-
ProductStatus:
Discontinued at Mosen
AmplifierType:
General Purpose
NumberofCircuits:
4
OutputType:
-
SlewRate:
0.5V/µs
GainBandwidthProduct:
1.2 MHz
-3dbBandwidth:
-
Current-InputBias:
20 nA
Voltage-InputOffset:
3 mV
Current-Supply:
1.4mA (x4 Channels)
Current-Output/Channel:
40 mA
Voltage-SupplySpan(Min):
3 V
Voltage-SupplySpan(Max):
30 V
OperatingTemperature:
-25°C ~ 85°C (TA)
MountingType:
Through Hole

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LM224NG4 information

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LM224NG4 Typical application Circuitry

LM224NG4

LM224NG4 is a version of the LM224 series of quadruple operational amplifiers. These op-amps are designed for general-purpose applications and feature four independent op-amps in a single package. The "G4" in the part number typically indicates a specific form factor or packaging designated by the manufacturer, often related to the physical design or material used in the chip's construction.

Application Scenarios for LM224NG4

- Analog Signal Processing: Used in circuits requiring multiple op-amps for amplifying, filtering, or conditioning analog signals, such as in audio processing or sensor signal amplification.

- Active Filters: Ideal for constructing various active filter configurations like low-pass, high-pass, band-pass, or notch filters in signal processing applications.

- Voltage Comparators: In applications where voltage levels need to be compared, such as in battery level monitoring or threshold detection circuits.

- Oscillator Circuits: Can be used in designing oscillator circuits for generating waveforms or clock signals.

Parameter Features of LM224NG4

- Wide Supply Voltage Range: Capable of operating from a single power supply ranging from 3V to 32V, or dual supplies of ±1.5V to ±16V, accommodating various circuit designs.

- Input Common-Mode Voltage Range: Includes ground, making it suitable for single-supply operations and direct coupling to ground-referenced signals.

- Low Input Bias Current: Ensures minimal error in high-impedance input applications.

- Short-Circuit Protection: All op-amps in the LM224NG4 are protected against short circuits, enhancing the circuit's reliability.

Application Example: Dual Voltage Comparator

Designing a Dual Voltage Comparator Using LM224NG4

To create a circuit that compares two different voltage levels and provides visual indicators, follow these detailed instructions, focusing on key pin connections and design considerations:

- Power Supply Connections: Connect the positive supply voltage to the V+ pin (pin 4) and the negative supply or ground to the V− pin (pin 11) of LM224NG4.

- First Comparator Setup: Use one op-amp inside LM224NG4 (pins 1, 2, and 3). Connect the first voltage to be compared to the non-inverting input (pin 3) and a reference voltage to the inverting input (pin 2).To use an LED as an indication, connect it to pin 1 of the output (with a current-limiting resistor connected).

- Second Comparator Setup: Utilize another op-amp (pins 5, 6, and 7) for the second voltage comparison. Similar to the first comparator, connect the second voltage to the non-inverting input (pin 5) and another reference voltage to the inverting input (pin 6). Use another LED at the output (pin 7) as an indicator.

- Output Indicators: The LEDs connected to the outputs of the op-amps will light up when the respective input voltages exceed their corresponding reference voltages.

Design Considerations for LM224NG4

When designing with LM224NG4, consider the following:

- Input Voltage Range: Ensure the input voltages do not exceed the supply voltage range to prevent damage to the op-amps.

- Supply Decoupling: To reduce noise and stabilize the supply voltage, particularly in noisy situations, place capacitors next to the power supply pins.

- LED Current Limiting: To limit the current to safe levels and shield the LEDs and op-amps from harm, connect the required resistors in series with the LEDs.

- Thermal Management: While LM224NG4 generally does not produce significant heat, consider thermal aspects in high-current or high-frequency applications.

By carefully implementing these guidelines, the LM224NG4 can be effectively used in a dual voltage comparator circuit, showcasing its versatility in handling multiple analog signal processing tasks within a single package.

LM224NG4 FAQ

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6. What is the process for return or replacement of LM224NG4?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the LM224NG4 we delivered, we will accept the replacement or return of the LM224NG4 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of LM224NG4.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations