TLE2142AMDG4 Equivalent & Substitute Parts

Part Overview

The TLE2142AMDG4 is a general-purpose operational amplifier manufactured by Texas Instruments, featuring dual circuits in an 8-SOIC surface-mount package. This device delivers rail-to-rail output capability with a 45V/µs slew rate and 5.9 MHz gain-bandwidth product, suitable for precision analog signal conditioning applications across industrial and consumer electronics.

The TLE2142AMDG4 carries a Last Time Buy product status, indicating discontinued production. Identification of 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	General Purpose	—
Number of Circuits	2	—
Output Type	Rail-to-Rail	—
Slew Rate	45	V/µs
Gain Bandwidth Product	5.9	MHz
Current - Input Bias	700	nA
Voltage - Input Offset	275	µV
Current - Supply (x2 Channels)	6.9	mA
Current - Output / Channel	50	mA
Voltage - Supply Span (Min)	4	V
Voltage - Supply Span (Max)	44	V
Operating Temperature	-55 to 125	°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the TLE2142AMDG4 is determined by alignment across the following critical parameters:

Primary Substitution Criteria:

Package type: 8-SOIC surface-mount form factor
Amplifier topology: General-purpose operational amplifier with dual circuits
Output configuration: Rail-to-rail capability
Supply voltage range: Minimum 4V to maximum 44V operation
Slew rate: 45V/µs or greater
Gain-bandwidth product: 5.9 MHz or greater
Input bias current: 700 nA or lower
Input offset voltage: 275 µV or lower
Output current per channel: 50 mA or greater
Operating temperature range: -55°C to 125°C or equivalent extended range

Packaging Variants: Substitutes are grouped by packaging configuration: Tube, Tape & Reel (TR), and Cut Tape (CT) & Digi-Reel®. These variants contain identical die and electrical performance but differ in delivery format and product status.

Functional Equivalents: Parts meeting all primary criteria are classified as direct equivalents. Parts with differing amplifier topology (such as J-FET input stages) or reduced parameter specifications are classified as functional alternatives and require application-level verification of compatibility.

Parameter Comparison

Parameter	TLE2142AMDG4	TLE2142AMD	TLE2142AMDR	AD8512BRZ	AD8512BRZ-REEL	AD8512BRZ-REEL7	ADA4075-2ARZ	LT1352CS8#PBF	LT1352CS8#TRPBF	LT1352IS8#PBF	OP292GSZ
Amplifier Type	General Purpose	General Purpose	General Purpose	J-FET	J-FET	J-FET	General Purpose	Voltage Feedback	Voltage Feedback	Voltage Feedback	General Purpose
Number of Circuits	2	2	2	2	2	2	2	2	2	2	2
Slew Rate (V/µs)	45	45	45	20	20	20	12	200	200	200	4
Gain Bandwidth Product (MHz)	5.9	5.9	5.9	8	8	8	6.5	3	3	3	4
Current - Input Bias (nA)	700	700	700	0.025	0.025	0.025	30	20	20	20	375
Voltage - Input Offset (µV)	275	275	275	80	80	80	200	200	200	200	1000
Current - Supply (mA, x2 Channels)	6.9	6.9	6.9	2.2	2.2	2.2	1.8	0.25	0.25	0.25	1
Current - Output / Channel (mA)	50	50	50	70	70	70	40	14	14	14	10.5
Voltage - Supply Span Min (V)	4	4	4	10	10	10	9	5	5	5	4.5
Voltage - Supply Span Max (V)	44	44	44	30	30	30	36	30	30	30	33
Operating Temperature (°C)	-55 to 125	-55 to 125	-55 to 125	-40 to 125	-40 to 125	-40 to 125	-40 to 125	-40 to 85	-40 to 85	-40 to 85	-40 to 125
Package / Case	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Last Time Buy	Last Time Buy	Active	Active	Active	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

Direct Equivalents (Identical Electrical Performance):

The TLE2142AMD and TLE2142AMDR represent direct electrical equivalents to the TLE2142AMDG4. Both parts maintain identical specifications across all critical parameters: 45V/µs slew rate, 5.9 MHz gain-bandwidth product, 700 nA input bias current, 275 µV input offset voltage, and -55°C to 125°C operating temperature range. The TLE2142AMDR carries Active product status with significantly higher inventory availability (888,600 units), making it the preferred selection for new designs and long-term supply assurance. The TLE2142AMD maintains Last Time Buy status similar to the original part. Both variants are ROHS3 compliant with MSL 1 rating.

Functional Alternatives (Reduced Parameter Specifications):

The OP292GSZ operates within the same 8-SOIC package and maintains general-purpose amplifier topology with dual circuits. However, this part exhibits reduced performance across multiple parameters: 4V/µs slew rate (versus 45V/µs), 4 MHz gain-bandwidth product (versus 5.9 MHz), 375 nA input bias current (versus 700 nA), and 1 mV input offset voltage (versus 275 µV). The OP292GSZ is suitable for applications where lower slew rate and bandwidth are acceptable, and where reduced input bias current is beneficial.

The ADA4075-2ARZ provides general-purpose amplification with improved input bias current (30 nA) and lower supply current (1.8 mA per dual channels), but operates with reduced slew rate (12V/µs) and narrower supply voltage range (9V to 36V maximum). This part is appropriate for low-power applications with relaxed bandwidth requirements.

The LT1352 series (LT1352CS8#PBF, LT1352CS8#TRPBF, LT1352IS8#PBF) employs voltage feedback topology with significantly higher slew rate (200V/µs) but reduced gain-bandwidth product (3 MHz) and substantially lower output current capability (14 mA per channel versus 50 mA). These parts are suitable for high-speed, low-output-impedance applications but require verification of output current requirements.

The AD8512 series (AD8512BRZ, AD8512BRZ-REEL, AD8512BRZ-REEL7) utilizes J-FET input topology, delivering superior input bias current (25 pA) and higher gain-bandwidth product (8 MHz), but operates with reduced slew rate (20V/µs) and narrower supply voltage range (10V to 30V maximum). These parts are appropriate for precision, low-bias-current applications.

Product Status Considerations:

All substitute parts except TLE2142AMD carry Active product status, ensuring continued manufacturing and long-term availability. The TLE2142AMDR is the recommended selection for new designs requiring direct electrical equivalence with assured supply continuity.

Frequently Asked Questions (FAQ)

Q: Can the TLE2142AMDR be used as a direct replacement for the TLE2142AMDG4?

A: Yes. The TLE2142AMDR is electrically identical to the TLE2142AMDG4, with matching specifications across all parameters including slew rate, gain-bandwidth product, input bias current, input offset voltage, supply voltage range, and operating temperature. The primary difference is packaging format (Tape & Reel versus Tube) and product status (Active versus Last Time Buy). Both are ROHS3 compliant with MSL 1 rating.

Q: What is the difference between TLE2142AMD and TLE2142AMDR?

A: Both parts are electrically identical with matching electrical specifications. The difference is packaging: TLE2142AMD is supplied in Tube format, while TLE2142AMDR is supplied in Tape & Reel format. The TLE2142AMDR carries Active product status with higher inventory availability (888,600 units), making it preferable for new designs and long-term supply assurance.

Q: Can the OP292GSZ replace the TLE2142AMDG4 in all applications?

A: The OP292GSZ is not a direct replacement. While both are general-purpose dual-channel amplifiers in 8-SOIC packages, the OP292GSZ exhibits reduced performance: 4V/µs slew rate (versus 45V/µs), 4 MHz gain-bandwidth product (versus 5.9 MHz), and 1 mV input offset voltage (versus 275 µV). The OP292GSZ is suitable only for applications where lower bandwidth and slew rate are acceptable.

Q: Why do the AD8512 parts have lower supply voltage range than the TLE2142AMDG4?

A: The AD8512 series uses J-FET input topology, which operates with a minimum supply voltage of 10V compared to 4V for the TLE2142AMDG4. The maximum supply voltage is also reduced to 30V versus 44V. These differences are inherent to the J-FET input architecture and must be verified against application requirements.

Q: Is the LT1352 series suitable as a replacement for the TLE2142AMDG4?

A: The LT1352 series is not a direct replacement. While both are dual-channel amplifiers in 8-SOIC packages, the LT1352 employs voltage feedback topology with significantly different performance characteristics: 200V/µs slew rate (higher), 3 MHz gain-bandwidth product (lower), and 14 mA output current per channel (lower than 50 mA). The LT1352 is appropriate only for high-speed, low-output-current applications.

Q: What is the significance of the 8-SOIC package specification?

A: The 8-SOIC (Small Outline Integrated Circuit) package is a surface-mount form factor with 0.154-inch (3.90mm) width. All listed substitute parts use identical 8-SOIC packaging, ensuring mechanical and electrical compatibility with existing PCB layouts and solder reflow processes. No board redesign is required when substituting between parts with matching 8-SOIC designation.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed carry ROHS3 compliance certification, meeting European Union Restriction of Hazardous Substances requirements. All parts also carry MSL 1 (Unlimited) moisture sensitivity level rating, indicating no special moisture control measures are required during storage or handling.

Q: Which substitute part offers the best long-term supply assurance?

A: The TLE2142AMDR offers the best long-term supply assurance, carrying Active product status with 888,600 units in inventory. This part is electrically identical to the TLE2142AMDG4 and is the recommended selection for new designs and applications requiring extended product lifecycle support.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message