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TLV2624IPWR Equivalent & Substitute Parts
Part Overview
The TLV2624IPWR is a CMOS rail-to-rail operational amplifier manufactured by Texas Instruments, configured as a 4-circuit integrated circuit in a 14-TSSOP surface mount package. This device is classified as Last Time Buy, indicating discontinued production with limited inventory availability. The TLV2624IPWR operates across a supply voltage range of 2.7 V to 5.5 V and is suitable for applications requiring low-power CMOS amplification with rail-to-rail output capability. Substitute parts are necessary due to product discontinuation and to ensure long-term design flexibility and supply chain continuity.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | CMOS | — |
| Number of Circuits | 4 | — |
| Output Type | Rail-to-Rail | — |
| Slew Rate | 7 | V/µs |
| Gain Bandwidth Product | 11 | MHz |
| Current - Input Bias | 2 | pA |
| Voltage - Input Offset | 250 | µV |
| Current - Supply (x4 Channels) | 800 | µA |
| Current - Output / Channel | 28 | mA |
| Voltage - Supply Span (Min) | 2.7 | V |
| Voltage - Supply Span (Max) | 5.5 | V |
| Operating Temperature | -40 to 125 | °C |
| Package / Case | 14-TSSOP (0.173", 4.40mm Width) | — |
| Mounting Type | Surface Mount | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution of the TLV2624IPWR is determined by the following critical parameters: amplifier type (CMOS or General Purpose), number of circuits (4), output type (rail-to-rail), package type (14-TSSOP), mounting method (surface mount), and operating temperature range (-40°C to 125°C). Substitute parts must maintain compatibility across these core specifications to ensure functional equivalence in circuit applications.
The substitute parts are grouped into two categories based on amplifier type classification:
Category 1: CMOS Amplifiers — Parts maintaining CMOS technology with specifications closely aligned to the original TLV2624IPWR, including TLV9064IPWR and AD8619WARUZ-R7.
Category 2: General Purpose Amplifiers — Parts classified as general-purpose operational amplifiers with rail-to-rail output and 4-circuit configuration, including AD8694 variants, LMV824IPT, and Microchip MCP6294/MCP6L94 series.
All substitute parts share the 14-TSSOP package footprint, surface mount technology, and -40°C to 125°C operating temperature range. Variations in slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, and output current per channel are documented in the parameter comparison table to enable informed selection based on specific application requirements.
Parameter Comparison
| Part Number | Manufacturer | Amplifier 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) | Product Status | Packaging |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TLV2624IPWR | Texas Instruments | CMOS | 7 | 11 | 2 | 250 | 800 | 28 | 2.7 | 5.5 | Last Time Buy | CT & Digi-Reel |
| TLV9064IPWR | Texas Instruments | CMOS | 6.5 | 10 | 0.5 | 300 | 538 | 50 | 1.8 | 5.5 | Active | CT & Digi-Reel |
| AD8619WARUZ-R7 | Analog Devices Inc. | CMOS | 0.1 | 0.4 | 0.2 | 400 | 38 | 80 | 1.8 | 5 | Active | Tape & Reel |
| AD8694ARUZ | Analog Devices Inc. | General Purpose | 5 | 10 | 1 | 400 | 950 | 80 | 2.7 | 6 | Active | Tube |
| AD8694ARUZ-REEL | Analog Devices Inc. | General Purpose | 5 | 10 | 1 | 400 | 950 | 80 | 2.7 | 6 | Active | CT & Digi-Reel |
| AD8694WARUZ | Analog Devices Inc. | General Purpose | 5 | 10 | 1 | 400 | 950 | 80 | 2.7 | 6 | Active | Tube |
| AD8694WARUZ-REEL | Analog Devices Inc. | General Purpose | 5 | 10 | 1 | 400 | 950 | 80 | 2.7 | 6 | Active | Tape & Reel |
| LMV824IPT | STMicroelectronics | General Purpose | 1.9 | 5.5 | 60000 | 3500 | 300 | 70 | 2.5 | 5.5 | Active | CT & Digi-Reel |
| MCP6294-E/ST | Microchip Technology | General Purpose | 7 | 10 | 1 | 3000 | 1000 | 25 | 2.4 | 6 | Active | Tube |
| MCP6294T-E/ST | Microchip Technology | General Purpose | 7 | 10 | 1 | 3000 | 1000 | 25 | 2.4 | 6 | Active | CT & Digi-Reel |
| MCP6L94T-E/ST | Microchip Technology | General Purpose | 7 | 10 | 1 | 1000 | 850 | 25 | 2.4 | 6 | Active | CT & Digi-Reel |
Engineering Selection Recommendations
Primary Recommendation: TLV9064IPWR
The TLV9064IPWR is the preferred substitute for the TLV2624IPWR. Both devices are manufactured by Texas Instruments and maintain CMOS amplifier architecture with 4-circuit configuration in 14-TSSOP packaging. The TLV9064IPWR is in Active product status with significantly higher inventory availability (25,200 units) compared to the Last Time Buy TLV2624IPWR (2,200 units). The TLV9064IPWR operates across an extended minimum supply voltage range (1.8 V versus 2.7 V), providing greater design flexibility for low-voltage applications. Both devices are ROHS3 compliant and REACH unaffected. The TLV9064IPWR exhibits lower input bias current (0.5 pA versus 2 pA) and higher output current capability (50 mA versus 28 mA per channel), with marginally lower slew rate (6.5 V/µs versus 7 V/µs) and gain bandwidth product (10 MHz versus 11 MHz).
Secondary Recommendations: AD8694 Series (Analog Devices Inc.)
The AD8694ARUZ-REEL and AD8694WARUZ-REEL variants provide Active product status with substantial inventory (20,300 and 3,800 units respectively). These general-purpose amplifiers maintain 4-circuit rail-to-rail configuration in 14-TSSOP packaging with identical slew rate and gain bandwidth product to the TLV9064IPWR (5 V/µs and 10 MHz). The AD8694 series operates across 2.7 V to 6 V supply range, extending maximum voltage capability. Both variants are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating. The AD8694ARUZ-REEL is packaged in Cut Tape & Digi-Reel format, matching the original TLV2624IPWR packaging type.
Tertiary Recommendation: MCP6294T-E/ST (Microchip Technology)
The MCP6294T-E/ST is a general-purpose amplifier in Active product status with 7,768 units in inventory. This device matches the TLV2624IPWR slew rate specification (7 V/µs) and gain bandwidth product (10 MHz) while maintaining 4-circuit rail-to-rail configuration in 14-TSSOP packaging. The MCP6294T-E/ST is supplied in Cut Tape & Digi-Reel format and operates across 2.4 V to 6 V supply range. ROHS3 compliance and MSL 1 rating are maintained.
Alternative for Ultra-Low Power Applications: MCP6L94T-E/ST
The MCP6L94T-E/ST offers the lowest supply current specification (850 µA for 4 channels) among all substitutes, suitable for power-constrained applications. This device maintains 7 V/µs slew rate and 10 MHz gain bandwidth product with superior input offset voltage (1 mV versus 250 µV on original). Active product status with 10,200 units inventory and ROHS3 compliance are confirmed.
Not Recommended: AD8619WARUZ-R7
The AD8619WARUZ-R7, while CMOS-based, exhibits significantly reduced slew rate (0.1 V/µs) and gain bandwidth product (400 kHz), making it unsuitable for applications requiring the performance characteristics of the TLV2624IPWR. This device is optimized for ultra-low-power, low-frequency applications and does not provide functional equivalence for general-purpose amplification requirements.
Not Recommended: LMV824IPT
The LMV824IPT exhibits substantially elevated input bias current (60 nanoamperes versus 2 picoamperes) and input offset voltage (3.5 millivolts versus 250 microvolts), introducing significant signal integrity concerns. While automotive-qualified (AEC-Q100), this device is not functionally equivalent for precision amplification applications.
Frequently Asked Questions (FAQ)
Q: Can the TLV9064IPWR directly replace the TLV2624IPWR in existing circuit designs?
A: The TLV9064IPWR shares identical 14-TSSOP package footprint and pinout with the TLV2624IPWR, enabling direct PCB-level substitution. Both devices maintain 4-circuit rail-to-rail CMOS architecture with -40°C to 125°C operating temperature range. The TLV9064IPWR operates at lower minimum supply voltage (1.8 V versus 2.7 V) and exhibits lower input bias current, making it functionally compatible for applications designed around the TLV2624IPWR specifications.
Q: What are the key differences between CMOS and General Purpose amplifier classifications?
A: CMOS amplifiers (TLV2624IPWR, TLV9064IPWR, AD8619WARUZ-R7) utilize complementary metal-oxide-semiconductor technology, typically offering extremely low input bias current (picoampere range) and low input offset voltage. General Purpose amplifiers (AD8694 series, LMV824IPT, MCP6294 series) employ broader amplifier architectures optimized for diverse application requirements, often with different input bias current characteristics and offset voltage specifications. Both classifications maintain rail-to-rail output capability and 4-circuit configuration in 14-TSSOP packaging.
Q: How does supply voltage range affect part selection?
A: The TLV2624IPWR operates across 2.7 V to 5.5 V. The TLV9064IPWR extends the minimum supply voltage to 1.8 V, enabling operation in lower-voltage systems. The AD8694 series operates across 2.7 V to 6 V, and the MCP6294 series operates across 2.4 V to 6 V. Applications requiring operation below 2.7 V must select the TLV9064IPWR or AD8619WARUZ-R7. Applications requiring operation above 5.5 V must select from the AD8694 series or MCP6294 series.
Q: What is the significance of packaging format (Cut Tape & Digi-Reel versus Tube versus Tape & Reel)?
A: Packaging format affects supply chain logistics and manufacturing integration. Cut Tape & Digi-Reel format (used for TLV2624IPWR, TLV9064IPWR, LMV824IPT, MCP6294T-E/ST, MCP6L94T-E/ST) is suitable for automated pick-and-place assembly and mixed-volume production. Tube packaging (AD8694ARUZ, AD8694WARUZ, MCP6294-E/ST) is optimized for manual handling and lower-volume applications. Tape & Reel format (AD8619WARUZ-R7, AD8694WARUZ-REEL) is standard for high-volume automated assembly. The TLV2624IPWR original part is supplied in Cut Tape & Digi-Reel format; direct packaging equivalents include TLV9064IPWR, AD8694ARUZ-REEL, LMV824IPT, MCP6294T-E/ST, and MCP6L94T-E/ST.
Q: How do slew rate and gain bandwidth product affect circuit performance?
A: Slew rate (V/µs) determines the maximum rate of output voltage change, affecting signal fidelity in high-frequency applications. The TLV2624IPWR specifies 7 V/µs. Gain bandwidth product (MHz) represents the frequency at which open-loop gain equals unity, determining bandwidth limitations. The TLV2624IPWR specifies 11 MHz. Substitutes with lower slew rate or gain bandwidth product (such as AD8619WARUZ-R7 at 0.1 V/µs and 400 kHz) are unsuitable for applications requiring the original performance envelope. Substitutes with matching or superior specifications (TLV9064IPWR, MCP6294 series) maintain performance compatibility.
Q: What is the importance of input bias current and input offset voltage specifications?
A: Input bias current (picoamperes to nanoamperes) represents leakage current into the amplifier input terminals. Lower input bias current reduces signal loading and drift errors. The TLV2624IPWR specifies 2 pA; the TLV9064IPWR specifies 0.5 pA (superior). Input offset voltage (microvolts to millivolts) represents the differential voltage required to produce zero output. Lower input offset voltage improves precision in signal conditioning applications. The TLV2624IPWR specifies 250 µV; the LMV824IPT specifies 3.5 mV (inferior). Applications requiring precision signal conditioning should prioritize low input offset voltage specifications.
Q: Are all substitute parts RoHS3 compliant and REACH unaffected?
A: All substitute parts listed in this reference are ROHS3 compliant and REACH unaffected, matching the environmental compliance status of the TLV2624IPWR. Moisture sensitivity level (MSL) varies: the TLV2624IPWR and all AD8694 variants specify MSL 1 (Unlimited); the TLV9064IPWR specifies MSL 2 (1 Year); the AD8619WARUZ-R7 specifies MSL 3 (168 Hours); the MCP6L94T-E/ST specifies MSL 3 (168 Hours). MSL rating affects storage and handling requirements prior to assembly.
Q: Which substitute part offers the best inventory availability?
A: The TLV9064IPWR offers the highest inventory availability at 25,200 units, compared to 2,200 units for the Last Time Buy TLV2624IPWR. Among the AD8694 variants, the AD8694ARUZ-REEL provides 20,300 units. The MCP6L94T-E/ST provides 10,200 units. The MCP6294T-E/ST provides 7,768 units. For applications requiring immediate supply assurance, the TLV9064IPWR is the optimal selection.
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