TLV2434IPW Equivalent & Substitute Parts

Part Overview

The TLV2434IPW is a CMOS amplifier integrated circuit manufactured by Texas Instruments, featuring four independent rail-to-rail operational amplifier circuits in a 14-TSSOP surface mount package. This device is classified as a LinCMOS™ series component and is designated as Last Time Buy, indicating that the original tube packaging configuration is being phased out. Identification of equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain flexibility, and accommodate packaging format transitions from tube to tape and reel configurations.

Substiute Parts

TLV2434IPW

Texas InstrumentsIn Stock: 926TLV2434IPW Datasheet

Current PartRFQ

TLV2434IPWR

Texas InstrumentsIn Stock: 6104TLV2434IPWR Datasheet

MFR RecommendedRFQ

AD8040WARUZ-REEL7

Analog Devices Inc.In Stock: 4267AD8040WARUZ-REEL7 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the TLV2434IPW is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

• Package format: 14-TSSOP surface mount configuration
• Circuit count: Four independent amplifier circuits
• Output configuration: Rail-to-rail capability
• Supply voltage range: Minimum 2.7 V, maximum 10 V (or higher)
• Operating temperature range: -40°C to 85°C (or wider)
• RoHS3 compliance and MSL Level 1 rating

Packaging Transition Logic: The TLV2434IPW is supplied in tube packaging (Last Time Buy status). The TLV2434IPWR represents the direct equivalent in tape and reel packaging format, maintaining identical electrical specifications and the same manufacturer lineage. This substitution addresses supply chain continuity as tube packaging is phased out.

Cross-Manufacturer Substitution: The AD8040WARUZ-REEL7 is a general-purpose amplifier from Analog Devices Inc. that shares the identical 14-TSSOP package footprint and four-circuit configuration. While this device exhibits different electrical characteristics (higher slew rate, higher bandwidth, higher input bias current, and higher supply current), it operates within the same supply voltage range and maintains compatibility with the mechanical and thermal requirements of the TLV2434IPW application space.

Parameter Comparison

Engineering Selection Recommendations

TLV2434IPWR Selection: The TLV2434IPWR is the primary substitute for the TLV2434IPW. This part maintains identical electrical specifications, series designation (LinCMOS™), and manufacturer continuity. The substitution addresses the Last Time Buy status of the tube-packaged variant by providing the same device in tape and reel format. Both parts are ROHS3 compliant, carry MSL Level 1 rating, and are currently in active production status. Selection of TLV2434IPWR is appropriate for applications requiring direct electrical equivalence with improved supply chain availability.

AD8040WARUZ-REEL7 Selection: The AD8040WARUZ-REEL7 is a cross-manufacturer substitute suitable for applications where the electrical performance envelope of the TLV2434IPW is insufficient. This device provides significantly higher slew rate (63 V/µs versus 0.25 V/µs), higher bandwidth (125 MHz versus 550 kHz), and greater output current capability (170 mA versus 50 mA per channel). The AD8040WARUZ-REEL7 operates across an extended temperature range (-40°C to 125°C) and maintains compatibility with the 14-TSSOP package footprint. This substitute is appropriate for high-speed signal conditioning, transimpedance amplifier configurations, and applications requiring enhanced dynamic performance. The increased supply current (1.4 mA versus 100 µA) and input bias current (700 nA versus 1 pA) must be evaluated against power budget and precision requirements of the target application.

Both substitute parts maintain RoHS3 compliance, MSL Level 1 rating, and identical package dimensions, ensuring mechanical and thermal compatibility with existing PCB designs.

Frequently Asked Questions (FAQ)

Q: Can the TLV2434IPWR be used as a direct replacement for the TLV2434IPW in existing designs?

A: Yes. The TLV2434IPWR is electrically and functionally identical to the TLV2434IPW. The only difference is the packaging format: TLV2434IPW is supplied in tube packaging, while TLV2434IPWR is supplied in tape and reel format. Both parts share identical pin configurations, electrical specifications, and 14-TSSOP package dimensions. No circuit modifications are required.

Q: What is the primary reason for substituting the TLV2434IPW with the TLV2434IPWR?

A: The TLV2434IPW is designated as Last Time Buy, indicating that tube packaging is being phased out. The TLV2434IPWR provides the same device in tape and reel packaging, which is the standard format for high-volume manufacturing and automated assembly processes. This substitution ensures long-term supply chain continuity.

Q: Is the AD8040WARUZ-REEL7 a pin-compatible replacement for the TLV2434IPW?

A: Yes, the AD8040WARUZ-REEL7 is pin-compatible with the TLV2434IPW. Both devices use the 14-TSSOP package with identical pin assignments for four independent amplifier circuits. However, the electrical characteristics differ significantly, and circuit performance will change if this substitute is used.

Q: What are the key electrical differences between the TLV2434IPW and the AD8040WARUZ-REEL7?

A: The AD8040WARUZ-REEL7 exhibits higher performance specifications: slew rate of 63 V/µs (versus 0.25 V/µs), -3dB bandwidth of 125 MHz (versus 550 kHz gain bandwidth product), and output current of 170 mA per channel (versus 50 mA). The AD8040WARUZ-REEL7 also has higher input bias current (700 nA versus 1 pA) and higher supply current (1.4 mA versus 100 µA). These differences make the AD8040WARUZ-REEL7 suitable for high-speed applications but less suitable for low-power, precision applications.

Q: Can I use the AD8040WARUZ-REEL7 in a low-power application designed for the TLV2434IPW?

A: The AD8040WARUZ-REEL7 can be used mechanically and electrically, but the increased supply current (14 times higher) and input bias current (700,000 times higher) may compromise power efficiency and precision performance. Application-specific evaluation is required to determine whether the performance trade-offs are acceptable.

Q: Are all three parts RoHS3 compliant?

A: Yes. The TLV2434IPW, TLV2434IPWR, and AD8040WARUZ-REEL7 are all ROHS3 compliant and carry MSL Level 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with standard PCB assembly and storage requirements.

Q: What is the operating temperature range for each part?

A: The TLV2434IPW and TLV2434IPWR operate from -40°C to 85°C. The AD8040WARUZ-REEL7 operates from -40°C to 125°C, providing an extended upper temperature limit of 40°C. Applications requiring operation above 85°C must use the AD8040WARUZ-REEL7.

Q: Do all three parts support the same supply voltage range?

A: The TLV2434IPW and TLV2434IPWR support 2.7 V to 10 V supply range. The AD8040WARUZ-REEL7 supports 2.7 V to 12 V, providing an additional 2 V of maximum supply headroom. All three parts are compatible with standard single-supply and dual-supply configurations within their respective ranges.

Q: What packaging formats are available for each part?

A: The TLV2434IPW is supplied in tube packaging (Last Time Buy status). The TLV2434IPWR and AD8040WARUZ-REEL7 are both supplied in tape and reel format, which is standard for automated assembly processes.