LMC7215IMX/NOPB Equivalent & Substitute Parts

Part Overview

The LMC7215IMX/NOPB is a general-purpose comparator manufactured by Texas Instruments, housed in an 8-SOIC surface mount package. This active product operates across a supply voltage range of 2V to 8V (single supply) or ±1V to ±4V (dual supply), delivering push-pull output with 30mA typical output current. The device is designed for applications requiring low-power comparison operations with moderate propagation delay characteristics. Substitute parts are identified when equivalent functional performance can be achieved within the specified electrical and mechanical parameter constraints of this product category.

Substiute Parts

LMC7215IMX/NOPB

Texas InstrumentsIn Stock: 3308LMC7215IMX/NOPB Datasheet

Current PartRFQ

BU5255HFV-TR

Rohm SemiconductorIn Stock: 5674BU5255HFV-TR Datasheet

MFR RecommendedRFQ

MAX40004ANS02+T

Analog Devices Inc./Maxim IntegratedIn Stock: 2366MAX40004ANS02+T Datasheet

MFR RecommendedRFQ

TC75S70L6X,LF

Toshiba Semiconductor and StorageIn Stock: 5958TC75S70L6X,LF Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the LMC7215IMX/NOPB are qualified based on the following criteria:

Functional Equivalence: All substitute parts are general-purpose comparators with push-pull output configuration, matching the primary functional classification.

Electrical Compatibility: Substitutes must operate within overlapping supply voltage ranges and maintain comparable input offset voltage specifications. The LMC7215IMX/NOPB operates at 2V ~ 8V single supply; substitute parts must support this range or a compatible subset.

Output Characteristics: All qualified substitutes deliver push-pull output with sufficient current drive capability for typical application requirements.

Thermal and Environmental Compliance: Operating temperature range, RoHS3 compliance, and MSL ratings ensure substitutes meet the same regulatory and environmental standards.

Package Considerations: While package form factors differ among substitutes, all are surface-mount devices suitable for modern PCB assembly processes. Package selection depends on specific board layout and thermal management requirements.

Parameter Comparison

Engineering Selection Recommendations

BU5255HFV-TR (Rohm Semiconductor): This substitute operates within the 1.8V ~ 5.5V supply range, overlapping the LMC7215IMX/NOPB operational window. Input offset voltage matches at 6mV specification. Propagation delay is significantly faster at 1.6µs typical. Output current is reduced to 5mA, which may limit drive capability in high-current applications. Quiescent current is elevated at 15mA maximum. Package is SOT-665 (5-HVSOF), requiring PCB layout adjustment. All compliance certifications match the original part.

MAX40004ANS02+T (Analog Devices Inc./Maxim Integrated): This substitute supports 1.7V ~ 5.5V supply voltage, compatible with the LMC7215IMX/NOPB range. Input offset voltage is 10mV at 3.3V, slightly higher than the original specification. Propagation delay is comparable at 25µs maximum. Quiescent current is low at 1.3µA. Operating temperature extends to 125°C, exceeding the original -40°C ~ 85°C range. Package is 4-WLP (0.73x0.73), a significantly smaller form factor requiring specialized assembly capabilities. All compliance certifications are met.

TC75S70L6X,LF (Toshiba Semiconductor and Storage): This substitute operates across 1.3V ~ 5.5V supply voltage, providing the widest compatibility window. Input offset voltage is 6mV at 3V, matching the original specification. Propagation delay is the fastest among substitutes at 800ns typical. Output current is 18mA at 3V, lower than the original 30mA but suitable for moderate-drive applications. Quiescent current is elevated at 35µA maximum. Package is 6-UFDFN (6-MP6C), a compact form factor. All compliance certifications are satisfied.

Frequently Asked Questions (FAQ)

Q: Can the BU5255HFV-TR replace the LMC7215IMX/NOPB in all applications?

A: The BU5255HFV-TR is functionally equivalent for general-purpose comparison operations within the overlapping supply voltage range of 1.8V ~ 5.5V. However, the reduced output current (5mA vs. 30mA) may limit applications requiring higher drive capability. Package differences require PCB layout modification.

Q: What is the primary difference between the MAX40004ANS02+T and the original part?

A: The MAX40004ANS02+T operates at a higher maximum input offset voltage (10mV vs. 6mV) and uses a significantly smaller 4-WLP package. It offers an extended operating temperature range to 125°C. The smaller package may require specialized assembly equipment.

Q: Which substitute has the fastest response time?

A: The TC75S70L6X,LF offers the fastest propagation delay at 800ns typical, compared to 24µs for the LMC7215IMX/NOPB. This faster response may be beneficial in time-critical applications but is not required for all use cases.

Q: Are all substitutes RoHS3 compliant?

A: Yes, all substitute parts listed are ROHS3 compliant with MSL rating of 1 (Unlimited), matching the environmental and regulatory standards of the original LMC7215IMX/NOPB.

Q: What should I consider when selecting a substitute package?

A: Package selection depends on available PCB real estate, assembly capabilities, and thermal management requirements. The 8-SOIC original offers standard assembly compatibility. The 5-HVSOF, 4-WLP, and 6-UFDFN alternatives provide space savings but may require process validation and specialized handling.

Q: Can I use the MAX40004ANS02+T in applications requiring -40°C ~ 85°C operation?

A: Yes, the MAX40004ANS02+T supports the full -40°C ~ 85°C temperature range and extends to 125°C. It is suitable for applications within the original temperature specification.