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HomeProductsIntegrated Circuits (ICs)Linear - Amplifiers - Instrumentation, OP Amps, Buffer AmpsLMC6462BIMX
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LMC6462BIMX - Texas Instruments

Manufacturer Part Number
LMC6462BIMX
Manufacturer
Texas Instruments
Allelco Part Number
32D-LMC6462BIMX
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
7,350 pcs available, New & Original
Parts Description
IC CMOS 2 CIRCUIT 8SOIC
Package
8-SOIC
Data sheet
-
RoHs Status
 
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Specifications

LMC6462BIMX Tech Specifications
Texas Instruments - LMC6462BIMX technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LMC6462BIMX

Product Attribute Attribute Value
Manufacturer Texas Instruments
Voltage - Supply Span (Min) 3 V
Voltage - Supply Span (Max) 15.5 V
Voltage - Input Offset 250 µV
Supplier Device Package 8-SOIC
Slew Rate 0.028V/µs
Series -
Package / Case 8-SOIC (0.154", 3.90mm Width)
Package Tape & Reel (TR)
Output Type Rail-to-Rail
Product Attribute Attribute Value
Operating Temperature -40°C ~ 85°C (TJ)
Number of Circuits 2
Mounting Type Surface Mount
Gain Bandwidth Product 50 kHz
Current - Supply 50µA (x2 Channels)
Current - Output / Channel 75 mA
Current - Input Bias 0.15 pA
Base Product Number LMC6462
Amplifier Type CMOS

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99

Parts Introduction

LMC6462BIMX Image
LMC6462BIMX (1)

Manufacturer Part Number

LMC6462BIMX

Manufacturer

Texas Instruments

Introduction

The LMC6462BIMX is a dual CMOS operational amplifier (op-amp) designed for a wide range of instrumentation and general-purpose applications.

Product Features and Performance

Rail-to-rail output

High input impedance

Low input bias current of 0.15 pA

Gain bandwidth product of 50 kHz

Slew rate of 0.028 V/μs

Wide supply voltage range from 3 V to 15.5 V

Operating temperature range of -40°C to 85°C

Product Advantages

Excellent for low-power, high-precision applications

Ideal for battery-powered and portable equipment

Robust design with high input impedance and low input bias current

Key Technical Parameters

Number of Circuits: 2

Gain Bandwidth Product: 50 kHz

Voltage Supply Span (Min): 3 V

Voltage Supply Span (Max): 15.5 V

Current Supply: 50 μA (x2 Channels)

Slew Rate: 0.028 V/μs

Voltage Input Offset: 250 μV

Amplifier Type: CMOS

Current Output / Channel: 75 mA

Current Input Bias: 0.15 pA

Quality and Safety Features

RoHS non-compliant

Compatibility

Mounting Type: Surface Mount

Package / Case: 8-SOIC (0.154", 3.90mm Width)

Supplier Device Package: 8-SOIC

Package: Tape & Reel (TR)

Application Areas

Instrumentation and general-purpose applications

Battery-powered and portable equipment

Product Lifecycle

The LMC6462BIMX is an active product, and there are no immediate plans for discontinuation.

Several Key Reasons to Choose This Product

Excellent performance with rail-to-rail output, high input impedance, and low input bias current

Wide operating temperature range and supply voltage span, making it suitable for a variety of applications

Robust design and low power consumption, making it ideal for battery-powered and portable equipment

Surface mount packaging and availability in tape and reel format for efficient assembly and integration

Frequently Asked Questions(FAQ)

How does the LMC6462BIMX compare to the LT1466LCS8#TRPBF in terms of input bias current and supply current when used in low-power, precision sensing applications?
The LMC6462BIMX offers an input bias current of 0.15 pA per amplifier channel, which is significantly lower than many standard op-amps, making it suitable for high-impedance sensor interfaces where leakage currents can introduce significant offset errors. Its total supply current is 50 µA across both channels, resulting in approximately 25 µA per channel at nominal supply conditions. In comparison, while the LT1466LCS8#TRPBF also targets precision applications, its typical input bias current is higher, often in the tens of picoamperes or low femtoampere range depending on model variant, but with a higher quiescent current typically exceeding 300 µA per channel. This makes the LMC6462BIMX more efficient in battery-powered systems requiring extended operation with minimal noise and drift.
What are the thermal limitations of the LMC6462BIMX when delivering 75 mA output current per channel in continuous operation?
Each channel of the LMC6462BIMX can source or sink up to 75 mA continuously, but this capability is constrained by package thermal resistance and junction temperature limits. Operating both channels simultaneously at full load will generate significant power dissipation. For example, driving a 100 Ω load at ±5 V supply yields 100 mW per channel, totaling 200 mW under worst-case dual-channel loading. Given the 8-SOIC package’s thermal resistance (θJA) of approximately 125°C/W without a heatsink, this could raise the junction temperature by over 25°C above ambient—potentially approaching or exceeding the 150°C maximum TJ of -40°C to 85°C specified here. Therefore, sustained high-current loads require careful PCB layout and possibly external thermal management.
Is the LMC6462BIMX suitable for use in medical instrumentation requiring rail-to-rail input and output with low offset voltage?
Yes, the LMC6462BIMX supports rail-to-rail input and output stages, enabling full dynamic range across a wide supply swing (3 V to 15.5 V). With a maximum input offset voltage of 250 µV, it provides sufficient accuracy for moderate-resolution signal conditioning in medical devices such as bioamplifiers or patient monitoring sensors. However, users must consider that offset voltage varies with temperature and aging—critical factors in long-term implantable or portable diagnostics. While adequate for many non-invasive applications, designs demanding sub-100 µV precision may need calibration or a lower-offset alternative.
Why might an engineer choose the LMC6462BIMX instead of a single-supply CMOS op-amp with similar bandwidth?
The LMC6462BIMX integrates two independent CMOS amplifiers in a single 8-pin SOIC package, offering double the functionality without increasing board area. Its rail-to-rail outputs allow efficient use of single-supply voltages down to 3 V, which is advantageous in space-constrained, low-voltage systems like wearable electronics or industrial sensors. Although its gain-bandwidth product is only 50 kHz, this matches applications such as active filtering or signal buffering rather than high-speed amplification. The ultra-low input bias current further enables direct coupling to high-impedance transducers without loading effects, a benefit less common in single-ended designs.
How does the slew rate of the LMC6462BIMX impact its performance in audio or transient signal processing applications?
The LMC6462BIMX has a slew rate of 0.028 V/µs, which corresponds to approximately 4.4 kHz for a 1-V peak-to-peak sine wave (SR = 2πfVp-p). This limits its usefulness to signals well below 10 kHz, making it unsuitable for standard audio amplification beyond narrowband filtering or envelope detection. In contrast, audio-grade op-amps typically exceed 1 V/µs. Thus, while the LMC6462BIMX can handle slowly varying control signals or DC-drift correction, it cannot faithfully reproduce complex waveforms above a few kilohertz without distortion.
What precautions should be taken when using the LMC6462BIMX near its minimum supply voltage of 3 V?
At the minimum 3 V supply, the LMC6462BIMX operates near the edge of its rail-to-rail specifications. Output swing degradation may occur within tens of millivolts of each rail, especially under light loads due to internal stage limitations. Additionally, noise margins shrink compared to higher supply voltages, increasing susceptibility to digital interference in mixed-signal environments. Designers should ensure adequate decoupling capacitance close to the device and avoid switching loads that induce ground bounce. Also, verify that input common-mode range remains valid at low supply; although the datasheet implies rail-to-rail input, some architectures restrict performance near ground at minimum VCC.
Can the LMC6462BIMX drive capacitive loads directly without stability concerns?
No, the LMC6462BIMX lacks internal phase boost compensation typical of modern op-amps designed for capacitive loads. Driving large capacitive loads—such as long cables or unshielded sensor leads—can lead to oscillation due to increased phase lag. If such loading is unavoidable, designers should add a small series resistor (typically 10–100 Ω) at the output or consider a unity-gain stable op-amp with built-in compensation. Alternatively, feedback networks with resistive isolation may stabilize the loop, though this increases output impedance and reduces drive capability.
How does the operating temperature range of the LMC6462BIMX affect reliability in automotive or industrial environments?
Although the LMC6462BIMX is rated for -40°C to 85°C (TJ), this range is narrower than industrial-grade components extending up to 125°C or 150°C. In harsh environments like motor drives or outdoor sensor nodes, junction temperatures can exceed 85°C during prolonged operation. Prolonged exposure near upper limits accelerates electromigration and reduces mean time between failures. For mission-critical systems, derating power dissipation or selecting a wider-temperature variant is advisable. Note that RoHS non-compliance may also restrict deployment in certain regulated markets regardless of electrical performance.
What are the implications of the LMC6462BIMX being RoHS non-compliant for global manufacturing?
The RoHS non-compliant status of the LMC6462BIMX means it contains restricted substances such as lead above allowable thresholds, limiting its use in EU-regulated products and other jurisdictions adopting similar directives. Manufacturers seeking CE marking or compliance with green procurement policies must either substitute a RoHS-compliant variant (e.g., LMC6462BIMX/NOPB) or obtain exemptions. Failure to address this can result in customs rejection, market withdrawal, or exclusion from OEM qualification processes, even if functionally identical alternatives exist.
How does the gain-bandwidth product of 50 kHz constrain closed-loop configurations in the LMC6462BIMX?
With a gain-bandwidth product (GBW) of 50 kHz, the LMC6462BIMX can sustain unity-gain bandwidth at 50 kHz, but closed-loop gains above that limit reduce available bandwidth proportionally. For instance, a gain of 10 yields a bandwidth of 5 kHz, suitable for anti-aliasing filters or sensor signal chains. This makes it appropriate for low-frequency control loops, data acquisition front ends, or active RC filters, but inappropriate for applications requiring wideband response such as video preamps or RF receivers. Designers must factor GBW into loop stability analysis, particularly in transimpedance or integrator topologies.
Is the LMC6462BIMX immune to latch-up or ESD damage given its CMOS construction?
Like most CMOS devices, the LMC6462BIMX is susceptible to electrostatic discharge (ESD) and latch-up if not handled properly. While TI implements internal protection diodes, they have limited energy absorption capacity and do not replace external ESD protection circuits. Standard human-body model (HBM) ratings are typically Class 2 (>2 kV), but actual robustness depends on system-level design. Similarly, latch-up can occur if input voltages exceed VCC or GND by more than the absolute maximum ratings. Proper grounding, guard rings, and series resistors at inputs enhance reliability in noisy environments.
When would it be preferable to use two discrete single amplifiers instead of the dual LMC6464BIMX?
In applications requiring asymmetric channel characteristics—such as one fast comparator and one precision integrator—using separate op-amps allows tailored selection based on individual specs. However, for symmetric functions like differential amplification, instrumentation bridges, or matched filter banks, the LMC6462BIMX offers better matching due to monolithic integration. Two discrete parts exhibit slight mismatches in offset, bias current, and gain, which degrade CMRR or common-mode rejection. Thus, the integrated solution improves symmetry at the cost of flexibility in extreme performance trade-offs.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LMC6462BIMX

Product Attribute LMC6462BIM LMC6462AIMX LMC6462BIN LMC6464BIM
Part Number LMC6462BIM LMC6462AIMX LMC6462BIN LMC6464BIM
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Amplifier Type - - - -
Number of Circuits - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Current - Input Bias - - - -
Gain Bandwidth Product - - - -
Slew Rate - - - -
Current - Supply - - - -
Output Type - Current - Unbuffered Voltage - Buffered -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - Supply Span (Max) - - - -
Voltage - Input Offset - - - -
Current - Output / Channel - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Voltage - Supply Span (Min) - - - -
Series - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Package - Tape & Reel (TR) Tube Tape & Reel (TR)

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Customer Reviews

Evaluation: 10 Articles

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

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Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
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LMC6462BIMX Image

LMC6462BIMX

Texas Instruments
32D-LMC6462BIMX

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