LMC6462AIN Equivalent & Substitute Parts

Part Overview

The LMC6462AIN is a CMOS dual-channel operational amplifier manufactured by Texas Instruments, housed in an 8-PDIP through-hole package. This device features rail-to-rail output capability and is designed for low-power analog signal processing applications. The product is classified as obsolete, making identification of functionally equivalent alternatives necessary for ongoing design support and component procurement.

Substiute Parts

LMC6462AIN

Texas InstrumentsIn Stock: 3532LMC6462AIN Datasheet

Current PartRFQ

LT1466LCN8#PBF

Analog Devices Inc.In Stock: 2335LT1466LCN8#PBF Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the LMC6462AIN is determined by the following critical parameters:

Functional Equivalence Criteria:

• Dual-channel amplifier configuration (2 circuits)
• Rail-to-rail output capability
• Through-hole 8-DIP package compatibility (0.300", 7.62mm)
• Supply voltage range overlap
• Operating temperature range compatibility

Electrical Performance Boundaries: Substitute parts must maintain compatibility within the following ranges:

• Slew Rate: minimum 0.028 V/µs
• Gain Bandwidth Product: minimum 50 kHz
• Input Bias Current: maximum 0.15 pA to 3 nA range
• Input Offset Voltage: maximum 250 µV
• Supply Current: compatible with application requirements
• Output Current: minimum 18 mA per channel

The LT1466LCN8#PBF from Analog Devices Inc. qualifies as a direct substitute based on matching package geometry, dual-channel configuration, rail-to-rail output, and superior electrical performance specifications within the established boundaries.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The LMC6462AIN is classified as obsolete. The LT1466LCN8#PBF is an active product with current manufacturing support and availability, making it the preferred choice for new designs and ongoing procurement.

Compliance and Certification: The LT1466LCN8#PBF is ROHS3 compliant, whereas the LMC6462AIN is RoHS non-compliant. For applications subject to RoHS regulations or environmental compliance requirements, the LT1466LCN8#PBF is the appropriate selection.

Electrical Performance: The LT1466LCN8#PBF demonstrates superior performance across multiple parameters: higher slew rate (0.04 V/µs vs. 0.028 V/µs), higher gain bandwidth product (120 kHz vs. 50 kHz), and lower input offset voltage (110 µV vs. 250 µV). These improvements provide enhanced signal fidelity and reduced DC offset errors.

Operating Temperature Range: The LMC6462AIN operates from -40°C to 85°C, while the LT1466LCN8#PBF operates from 0°C to 70°C. Applications requiring extended low-temperature operation below 0°C must account for this limitation in the substitute part.

Supply Voltage Range: The LT1466LCN8#PBF operates from 2 V to 10 V, which is narrower than the LMC6462AIN range of 3 V to 15.5 V. Applications requiring supply voltages above 10 V or below 2 V cannot use the LT1466LCN8#PBF as a direct substitute.

Output Current Capability: The LMC6462AIN provides 75 mA per channel, while the LT1466LCN8#PBF provides 18 mA per channel. Applications requiring output currents exceeding 18 mA per channel must use the original LMC6462AIN or identify alternative solutions.

Frequently Asked Questions (FAQ)

Q: Can the LT1466LCN8#PBF be used as a direct pin-for-pin replacement for the LMC6462AIN?

A: Yes, the LT1466LCN8#PBF is a direct pin-for-pin replacement in the 8-DIP package. Both devices feature identical pinout and package geometry (0.300", 7.62mm). However, electrical performance differences and operating range limitations must be evaluated for specific applications.

Q: What are the key differences between the LMC6462AIN and LT1466LCN8#PBF?

A: The primary differences are: (1) Product status—LMC6462AIN is obsolete while LT1466LCN8#PBF is active; (2) RoHS compliance—LT1466LCN8#PBF is ROHS3 compliant; (3) Operating temperature range—LMC6462AIN supports -40°C to 85°C while LT1466LCN8#PBF supports 0°C to 70°C; (4) Supply voltage range—LMC6462AIN supports 3 V to 15.5 V while LT1466LCN8#PBF supports 2 V to 10 V; (5) Output current—LMC6462AIN provides 75 mA per channel while LT1466LCN8#PBF provides 18 mA per channel.

Q: Is the LT1466LCN8#PBF suitable for applications requiring high output current?

A: No. The LT1466LCN8#PBF provides 18 mA per channel output current, compared to 75 mA per channel for the LMC6462AIN. Applications requiring output currents exceeding 18 mA per channel must use the original LMC6462AIN or identify alternative amplifier solutions with higher output current ratings.

Q: Can the LT1466LCN8#PBF be used in applications requiring supply voltages above 10 V?

A: No. The LT1466LCN8#PBF maximum supply voltage is 10 V, while the LMC6462AIN supports up to 15.5 V. Applications requiring supply voltages above 10 V cannot use the LT1466LCN8#PBF as a substitute.

Q: Can the LT1466LCN8#PBF be used in applications requiring operation below 0°C?

A: No. The LT1466LCN8#PBF operating temperature range is 0°C to 70°C, while the LMC6462AIN supports -40°C to 85°C. Applications requiring operation below 0°C must use the original LMC6462AIN or identify alternative amplifiers with extended low-temperature specifications.

Q: What is the significance of the LT1466LCN8#PBF being ROHS3 compliant?

A: ROHS3 compliance indicates the LT1466LCN8#PBF meets Restriction of Hazardous Substances Directive requirements, restricting the use of specific hazardous materials. This is relevant for applications subject to environmental regulations or customer requirements mandating RoHS compliance. The LMC6462AIN is RoHS non-compliant.

Q: Are there any performance advantages to using the LT1466LCN8#PBF over the LMC6462AIN?

A: Yes. The LT1466LCN8#PBF demonstrates superior performance in slew rate (0.04 V/µs vs. 0.028 V/µs), gain bandwidth product (120 kHz vs. 50 kHz), and input offset voltage (110 µV vs. 250 µV). These improvements provide faster signal response, wider bandwidth, and reduced DC offset errors.

Q: What packaging options are available for these devices?

A: Both the LMC6462AIN and LT1466LCN8#PBF are available in 8-DIP through-hole packages with 0.300" (7.62mm) spacing. The LT1466LCN8#PBF is supplied in tube packaging, while the LMC6462AIN packaging specification is not detailed in the provided data.