LMV393M8-13 Equivalent & Substitute Parts

Part Overview

The LMV393M8-13 is a dual general-purpose comparator manufactured by Diodes Incorporated in 8-MSOP surface mount packaging. This device features open-collector output configuration with a supply voltage range of 2.7V to 5.5V, making it suitable for low-voltage analog signal comparison applications. The part is currently active in production with 1978 units in stock.

Substitute parts are necessary when the original LMV393M8-13 becomes unavailable, when alternative packaging formats are required for design flexibility, or when extended operating temperature ranges or enhanced electrical characteristics are needed for specific application requirements.

Key Parameters

Parameter	Value	Specification
Manufacturer	Diodes Incorporated	Original manufacturer
Part Number	LMV393M8-13	Base product: LMV393
Package Type	8-MSOP (0.118", 3.00mm Width)	Surface mount, tape & reel
Number of Elements	2	Dual comparator
Output Type	Open-Collector	General purpose configuration
Supply Voltage Range	2.7V ~ 5.5V	Single supply operation
Input Offset Voltage (Max)	7mV @ 5V	DC accuracy specification
Input Bias Current (Max)	0.25µA @ 5V	Input impedance characteristic
Output Current (Typ)	84mA	Sink capability
Quiescent Current (Max)	200µA	Supply current at idle
Propagation Delay (Max)	600ns	Response time specification
Operating Temperature	-40°C ~ 125°C	Industrial temperature range
RoHS Status	ROHS3 Compliant	Environmental compliance
Moisture Sensitivity Level	3 (168 Hours)	Handling requirement

Substitute Part Grouping Explanation

Substitute parts for the LMV393M8-13 are classified based on the following critical parameters that determine functional equivalence:

Primary Substitution Criteria:

Dual comparator configuration (2 elements)
Open-collector output type
Input offset voltage maximum of 7mV @ 5V
Input bias current maximum of 0.25µA @ 5V
Operating temperature range of -40°C minimum to 85°C or higher
Surface mount packaging (MSOP, SOIC, or TSSOP variants)
RoHS3 compliance
Active or Last Time Buy product status

Grouping Logic:

Group 1 - MSOP Package Equivalents (Direct Package Match): BA2903FVM-TR and BA2903SFVM-TR from Rohm Semiconductor maintain the 8-MSOP package format. These parts accept wider supply voltage ranges (2V ~ 36V) and feature lower quiescent current (1mA vs 200µA), making them suitable for applications requiring extended voltage operation or reduced power consumption.

Group 2 - SOIC Package Alternatives (Standard Industrial Package): LM393DT (STMicroelectronics), LMV393ID, LMV393IDR, LMV393MX (Texas Instruments) use 8-SOIC packaging. These parts provide the same functional performance with different thermal and mechanical characteristics. LM393DT supports rail-to-rail output and extended supply voltage (2V ~ 36V). LMV393MX offers CMOS/TTL output options.

Group 3 - TSSOP Package Variants (Compact Alternative): LMV393IPW and LMV393IPWR use 8-TSSOP packaging, offering a narrower footprint (0.173", 4.40mm Width) compared to the original MSOP package while maintaining identical electrical specifications.

Group 4 - Automotive Grade (Enhanced Reliability): LMV393QDRQ1 from Texas Instruments provides AEC-Q100 automotive qualification with reduced input bias current (0.025µA vs 0.25µA) and extended temperature range (-40°C ~ 125°C), suitable for automotive and harsh environment applications.

Parameter Comparison

Part Number	Manufacturer	Package	Supply Voltage	Input Offset (Max)	Input Bias (Max)	Output Current (Typ)	Quiescent Current (Max)	Propagation Delay (Max)	Operating Temp	Product Status
LMV393M8-13	Diodes Inc.	8-MSOP	2.7V ~ 5.5V	7mV @ 5V	0.25µA @ 5V	84mA	200µA	600ns	-40°C ~ 125°C	Active
BA2903FVM-TR	Rohm Semi.	8-MSOP	2V ~ 36V	7mV @ 5V	0.25µA @ 5V	16mA @ 5V	1mA	—	-40°C ~ 125°C	Active
BA2903SFVM-TR	Rohm Semi.	8-MSOP	2V ~ 36V	7mV @ 5V	0.25µA @ 5V	16mA @ 5V	1mA	—	-40°C ~ 105°C	Active
LM393DT	STMicroelectronics	8-SOIC	2V ~ 36V	5mV @ 30V	0.25µA @ 5V	18mA @ 5V	2.5mA	—	0°C ~ 70°C	Active
LMV393ID	Texas Instruments	8-SOIC	2.7V ~ 5.5V	7mV @ 5V	0.25µA @ 5V	84mA @ 5V	250µA	600ns	-40°C ~ 85°C	Last Time Buy
LMV393IDR	Texas Instruments	8-SOIC	2.7V ~ 5.5V	7mV @ 5V	0.25µA @ 5V	84mA @ 5V	250µA	600ns	-40°C ~ 85°C	Active
LMV393IPW	Texas Instruments	8-TSSOP	2.7V ~ 5.5V	7mV @ 5V	0.25µA @ 5V	84mA @ 5V	250µA	600ns	-40°C ~ 85°C	Last Time Buy
LMV393IPWR	National Semi.	8-TSSOP	2.7V ~ 5.5V	7mV @ 5V	0.25µA @ 5V	84mA @ 5V	250µA	600ns	-40°C ~ 85°C	Active
LMV393MX	Texas Instruments	8-SOIC	2.7V ~ 5.5V	7mV @ 5V	0.25µA @ 5V	84mA @ 5V	300µA	600ns	-40°C ~ 85°C	Last Time Buy
LMV393QDRQ1	Texas Instruments	8-SOIC	2.7V ~ 5.5V	7mV @ 5V	0.025µA @ 5V	84mA @ 5V	250µA	600ns	-40°C ~ 125°C	Active

Engineering Selection Recommendations

For Direct MSOP Package Replacement: BA2903FVM-TR is the primary recommendation when 8-MSOP packaging must be maintained. This part is currently active with 17788 units in stock and offers superior supply voltage flexibility (2V ~ 36V) with lower quiescent current consumption. BA2903SFVM-TR provides identical electrical performance with a reduced upper operating temperature limit of 105°C.

For SOIC Package Migration: LMV393IDR (Texas Instruments, Active status, 20247 units in stock) provides the closest electrical match to the original LMV393M8-13 with identical specifications and 8-SOIC packaging. This part maintains the same supply voltage range, propagation delay, and output current characteristics. LM393DT (STMicroelectronics, 505100 units in stock) offers extended supply voltage capability (2V ~ 36V) and rail-to-rail output for applications requiring wider voltage operation.

For Automotive and Extended Temperature Applications: LMV393QDRQ1 (Texas Instruments, Active status, 17600 units in stock) is specified for automotive applications with AEC-Q100 qualification. This part extends the upper operating temperature to 125°C and reduces input bias current to 0.025µA, making it suitable for harsh environment and automotive-grade designs.

For Compact Footprint Requirements: LMV393IPWR (National Semiconductor, Active status, 65220 units in stock) provides 8-TSSOP packaging with identical electrical specifications to the original part. This option reduces board space while maintaining full functional compatibility.

Product Status Considerations: Parts marked as "Last Time Buy" (LMV393ID, LMV393IPW, LMV393MX) have limited availability and should be avoided for new designs. Active status parts (LMV393IDR, LMV393IPWR, LMV393QDRQ1, BA2903FVM-TR) are recommended for production designs requiring long-term supply assurance.

Frequently Asked Questions (FAQ)

Q: Can BA2903FVM-TR be used as a direct replacement for LMV393M8-13?

A: BA2903FVM-TR is functionally equivalent in 8-MSOP packaging with matching input offset voltage (7mV @ 5V) and input bias current (0.25µA @ 5V). The primary difference is lower quiescent current (1mA vs 200µA) and extended supply voltage range (2V ~ 36V vs 2.7V ~ 5.5V). For applications operating within 2.7V ~ 5.5V, this substitution is valid. The lower quiescent current provides power consumption benefits.

Q: What is the difference between LMV393IDR and LMV393ID?

A: Both parts are electrically identical with 8-SOIC packaging and identical specifications. The primary difference is packaging format: LMV393IDR is supplied in Cut Tape & Digi-Reel format with 20247 units in stock (Active status), while LMV393ID is supplied in Tube format with 1103 units in stock (Last Time Buy status). LMV393IDR is recommended for new designs due to active production status and higher availability.

Q: Why does LM393DT have a narrower operating temperature range (-40°C to 70°C)?

A: LM393DT is specified for 0°C to 70°C commercial temperature range, which is narrower than the industrial range of the LMV393M8-13 (-40°C to 125°C). This part is suitable only for applications operating within this narrower temperature window. For full industrial temperature range requirements, use LMV393IDR, BA2903FVM-TR, or LMV393QDRQ1.

Q: Is LMV393QDRQ1 suitable for non-automotive applications?

A: Yes. LMV393QDRQ1 is AEC-Q100 automotive qualified but can be used in any application. The automotive qualification indicates enhanced reliability testing and stricter manufacturing controls. The reduced input bias current (0.025µA vs 0.25µA) and extended temperature range (-40°C to 125°C) make this part suitable for precision and harsh environment applications beyond automotive use.

Q: What packaging considerations apply when switching from MSOP to SOIC?

A: MSOP (0.118" width, 3.00mm) and SOIC (0.154" width, 3.90mm) have different footprints and pin spacing. PCB layout modifications are required. SOIC packages are generally more robust for manual assembly and rework. TSSOP (0.173" width, 4.40mm) offers a compromise between MSOP compactness and SOIC robustness. Verify PCB design rules and assembly capabilities before package migration.

Q: Can LMV393MX be used in new production designs?

A: LMV393MX is marked as Last Time Buy status with only 1405 units in stock. This part should not be selected for new production designs. Use LMV393IDR, LMV393IPWR, or LMV393QDRQ1 instead, which are all in Active production status with higher inventory levels.

Q: What is the significance of Moisture Sensitivity Level (MSL) differences?

A: LMV393M8-13 has MSL 3 (168 Hours), requiring controlled storage and handling. BA2903FVM-TR and other Rohm parts have MSL 1 (Unlimited), requiring no special moisture control. Lower MSL ratings reduce handling complexity and storage costs. For high-volume manufacturing, MSL 1 parts offer operational advantages.

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