LMV342ID Equivalent & Substitute Parts

Part Overview

The LMV342ID is a CMOS dual-channel operational amplifier manufactured by Texas Instruments, packaged in 8-SOIC surface mount configuration. This device features rail-to-rail output capability and is designed for low-power, general-purpose amplification applications. The LMV342ID is classified as Last Time Buy, indicating discontinued production status. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support long-term product availability for existing applications.

Key Parameters

Parameter	Value	Unit
Amplifier Type	CMOS	—
Number of Circuits	2	Channels
Output Type	Rail-to-Rail	—
Slew Rate	1	V/µs
Gain Bandwidth Product	1	MHz
Current - Input Bias	1	pA
Voltage - Input Offset	250	µV
Current - Supply (per channel)	107	µA
Current - Output / Channel	113	mA
Voltage - Supply Span (Min)	2.5	V
Voltage - Supply Span (Max)	5.5	V
Operating Temperature Range	-40 to 125	°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the LMV342ID is determined by strict alignment of electrical and mechanical parameters. The following criteria establish valid substitution relationships:

Primary Substitution Criteria:

Dual-channel (2 circuits) configuration
Rail-to-rail output capability
CMOS or General Purpose amplifier type
8-pin SOIC or 8-pin SOP package format
Supply voltage range compatibility (minimum 2.5 V to 5.5 V overlap)
Operating temperature range support (-40°C minimum, 125°C maximum preferred)
Surface mount technology

Secondary Electrical Parameters:

Slew rate: 1 V/µs or greater
Gain bandwidth product: 1 MHz or greater
Input bias current: ≤ 1 pA (CMOS characteristic)
Input offset voltage: ≤ 250 µV
Output current capability: ≥ 113 mA per channel

Substitute parts are grouped into two categories based on electrical performance alignment:

Category A - Direct Equivalents (Identical Electrical Performance): Parts matching all primary and secondary electrical parameters with identical or superior specifications.

Category B - Functional Substitutes (Compatible Electrical Performance): Parts meeting primary substitution criteria with acceptable variations in secondary parameters, suitable for applications where performance margins permit.

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	Circuits	Output Type	Slew Rate (V/µs)	GBW (MHz)	Input Bias (pA)	Input Offset (µV)	Supply Current (µA)	Output Current (mA)	Supply Min (V)	Supply Max (V)	Temp Range (°C)	Package	Status
LMV342ID	Texas Instruments	CMOS	2	Rail-to-Rail	1	1	1	250	107	113	2.5	5.5	-40 to 125	8-SOIC	Last Time Buy
LMV342IDR	Texas Instruments	CMOS	2	Rail-to-Rail	1	1	1	250	107	113	2.5	5.5	-40 to 125	8-SOIC	Active
LMV342MA/NOPB	National Semiconductor	CMOS	2	Rail-to-Rail	1	1	0.02	700	107	113	2.7	5.5	-40 to 125	8-SOIC	Active
LMV342MAX/NOPB	Texas Instruments	CMOS	2	Rail-to-Rail	1	1	0.02	700	107	113	2.7	5.5	-40 to 125	8-SOIC	Active
BU7266F-E2	Rohm Semiconductor	CMOS	2	Rail-to-Rail	0.0024	0.004	1	1000	0.7	4	1.8	5.5	-40 to 85	8-SOP	Active
BU7266SF-E2	Rohm Semiconductor	CMOS	2	Rail-to-Rail	0.0024	0.004	1	1000	0.7	4	1.8	5.5	-40 to 105	8-SOP	Active
BU7486F-E2	Rohm Semiconductor	CMOS	2	Rail-to-Rail	10	10	1	1000	6	12	3	5.5	-40 to 105	8-SOP	Active
LMR932F-GE2	Rohm Semiconductor	General Purpose	2	Rail-to-Rail	0.35	1.4	5	1000	0.14	90	1.8	5	-40 to 85	8-SOP	Active
MAX4471ESA+	Analog Devices Inc./Maxim Integrated	General Purpose	2	Rail-to-Rail	0.002	0.009	200	500	0.75	36	1.8	5.5	-40 to 85	8-SOIC	Active
MAX4471ESA+T	Analog Devices Inc./Maxim Integrated	General Purpose	2	Rail-to-Rail	0.002	0.009	200	500	0.75	36	1.8	5.5	-40 to 85	8-SOIC	Active
MCP6002-E/SN	Microchip Technology	General Purpose	2	Rail-to-Rail	0.6	1	1	4500	0.1	23	1.8	6	-40 to 125	8-SOIC	Active

Engineering Selection Recommendations

Category A - Direct Equivalents (Recommended Primary Substitutes):

LMV342IDR (Texas Instruments, Tape & Reel packaging) is the direct equivalent of LMV342ID with identical electrical specifications. This part maintains all performance parameters including 1 V/µs slew rate, 1 MHz gain bandwidth product, 1 pA input bias current, and 250 µV input offset voltage. The only difference is packaging format (Tape & Reel versus Tube) and active product status. This part is suitable for direct replacement in all applications. Inventory availability is significantly higher (47,300 units).

LMV342MA/NOPB (National Semiconductor, Bulk packaging) and LMV342MAX/NOPB (Texas Instruments, Cut Tape & Digi-Reel packaging) are functionally equivalent with identical core electrical performance. Both maintain the 1 V/µs slew rate and 1 MHz gain bandwidth product. Input offset voltage is higher at 700 µV (versus 250 µV), and minimum supply voltage is 2.7 V (versus 2.5 V). These parts are suitable for applications where the higher input offset voltage and slightly higher minimum supply voltage are acceptable. Both parts carry Active product status.

Category B - Functional Substitutes (Application-Dependent Selection):

BU7486F-E2 (Rohm Semiconductor) offers superior slew rate (10 V/µs) and gain bandwidth product (10 MHz) compared to LMV342ID. However, minimum supply voltage is 3 V, and output current per channel is reduced to 12 mA. This part is suitable for applications requiring higher bandwidth and slew rate performance where the reduced output current and higher minimum supply voltage do not present constraints.

MCP6002-E/SN (Microchip Technology) provides 1 MHz gain bandwidth product matching LMV342ID, with extended supply voltage range to 6 V maximum. Input offset voltage is significantly higher at 4.5 mV. This part is suitable for applications where extended supply voltage range is beneficial and higher input offset voltage is tolerable.

BU7266F-E2 and BU7266SF-E2 (Rohm Semiconductor) are ultra-low-power alternatives with 700 nA supply current (versus 107 µA). However, slew rate is reduced to 0.0024 V/µs and gain bandwidth product to 4 kHz. These parts are suitable only for applications prioritizing ultra-low power consumption where bandwidth requirements are minimal.

LMR932F-GE2 (Rohm Semiconductor) is a general-purpose amplifier with 1.4 MHz gain bandwidth product and 0.35 V/µs slew rate. Supply voltage range is limited to 1.8 V to 5 V maximum. This part is suitable for low-voltage applications where the reduced maximum supply voltage is acceptable.

MAX4471ESA+ and MAX4471ESA+T (Analog Devices Inc./Maxim Integrated) are ultra-low-power general-purpose amplifiers with 9 kHz gain bandwidth product and 0.002 V/µs slew rate. These parts are suitable only for applications where ultra-low power consumption is prioritized and bandwidth requirements are minimal.

All recommended substitute parts carry ROHS3 compliance, MSL Level 1 (Unlimited), and EAR99 ECCN classification, matching the compliance profile of LMV342ID.

Frequently Asked Questions (FAQ)

Q1: Can LMV342IDR be used as a direct replacement for LMV342ID?

A: Yes. LMV342IDR is electrically identical to LMV342ID with matching specifications across all performance parameters including slew rate, gain bandwidth product, input bias current, and input offset voltage. The only difference is packaging format (Tape & Reel versus Tube). Both are 8-SOIC surface mount packages with identical pinout and footprint. LMV342IDR is the recommended primary substitute due to active product status and higher inventory availability.

Q2: What is the difference between LMV342MA/NOPB and LMV342MAX/NOPB?

A: Both parts are functionally equivalent with identical core electrical performance (1 V/µs slew rate, 1 MHz gain bandwidth product). The primary differences are manufacturer (National Semiconductor versus Texas Instruments) and packaging format (Bulk versus Cut Tape & Digi-Reel). Both maintain the same 8-SOIC package footprint and pinout. Selection between these parts depends on packaging requirements and supplier availability.

Q3: Why do BU7266F-E2 and BU7486F-E2 have different performance specifications despite similar part numbers?

A: BU7266F-E2 and BU7486F-E2 are distinct product lines from Rohm Semiconductor with different electrical characteristics. BU7266F-E2 is optimized for ultra-low power operation (700 nA supply current) with reduced bandwidth (4 kHz gain bandwidth product). BU7486F-E2 is optimized for higher performance (10 V/µs slew rate, 10 MHz gain bandwidth product) with increased supply current (6 mA). Selection depends on application requirements for power consumption versus bandwidth performance.

Q4: Can MCP6002-E/SN be used in applications requiring 250 µV input offset voltage specification?

A: No. MCP6002-E/SN has 4.5 mV input offset voltage, which is 18 times higher than LMV342ID's 250 µV specification. This part is suitable only for applications where input offset voltage specification is ≥ 4.5 mV or where offset voltage can be trimmed externally. Applications with strict input offset voltage requirements should use LMV342IDR, LMV342MA/NOPB, or LMV342MAX/NOPB.

Q5: What is the impact of minimum supply voltage differences between substitute parts?

A: LMV342ID operates at minimum 2.5 V supply voltage. LMV342MA/NOPB and LMV342MAX/NOPB require minimum 2.7 V. BU7486F-E2 requires minimum 3 V. Applications operating at supply voltages between 2.5 V and 2.7 V can use only LMV342ID or LMV342IDR. Applications operating at 2.7 V to 3 V can use LMV342MA/NOPB or LMV342MAX/NOPB but not BU7486F-E2. Verify supply voltage requirements before part selection.

Q6: Are all substitute parts available in 8-SOIC package format?

A: No. LMV342ID, LMV342IDR, LMV342MA/NOPB, LMV342MAX/NOPB, MAX4471ESA+, MAX4471ESA+T, and MCP6002-E/SN are available in 8-SOIC (0.154", 3.90mm width) package. BU7266F-E2, BU7266SF-E2, BU7486F-E2, and LMR932F-GE2 are available in 8-SOP (0.173", 4.40mm width) package. While both are 8-pin surface mount packages, the physical dimensions differ. Verify PCB footprint compatibility before selecting parts with different package designations.

Q7: Which substitute part is recommended for applications requiring extended operating temperature range to 125°C?

A: LMV342IDR, LMV342MA/NOPB, LMV342MAX/NOPB, and MCP6002-E/SN all support -40°C to 125°C operating temperature range. BU7266F-E2 supports -40°C to 85°C. BU7266SF-E2 and BU7486F-E2 support -40°C to 105°C. LMR932F-GE2 and MAX4471ESA+/MAX4471ESA+T support -40°C to 85°C. For applications requiring full -40°C to 125°C range, use LMV342IDR, LMV342MA/NOPB, LMV342MAX/NOPB, or MCP6002-E/SN.

Q8: What is the significance of product status (Active versus Last Time Buy)?

A: LMV342ID is classified as Last Time Buy, indicating Texas Instruments has discontinued production and will not accept new orders after a specified date. Active status parts (LMV342IDR, LMV342MA/NOPB, LMV342MAX/NOPB, and all Rohm and Maxim parts) continue in production with ongoing availability. For new designs and long-term supply assurance, select parts with Active status. For existing designs using LMV342ID, transition to LMV342IDR or equivalent active parts to ensure continued availability.

Q9: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed carry ROHS3 Compliant status, matching the compliance profile of LMV342ID. All parts also carry MSL Level 1 (Unlimited) moisture sensitivity rating and EAR99 ECCN classification. Compliance documentation is consistent across all recommended substitutes.

Q10: How should output current capability differences affect part selection?

A: LMV342ID provides 113 mA output current per channel. LMV342IDR, LMV342MA/NOPB, and LMV342MAX/NOPB maintain this specification. BU7486F-E2 provides 12 mA per channel. BU7266F-E2 and BU7266SF-E2 provide 4 mA per channel. LMR932F-GE2 provides 90 mA per channel. MAX4471ESA+/MAX4471ESA+T provide 36 mA per channel. MCP6002-E/SN provides 23 mA per channel. Applications requiring output current ≥ 113 mA must use LMV342IDR, LMV342MA/NOPB, or LMV342MAX/NOPB. Applications with lower output current requirements can select from broader substitute options.

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