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TLV2774AIPW Equivalent & Substitute Parts
Part Overview
The TLV2774AIPW is a CMOS rail-to-rail operational amplifier featuring four independent circuits in a 14-TSSOP surface mount package. Manufactured by Texas Instruments, this device operates across a 2.5V to 5.5V supply range with a slew rate of 10.5V/µs and gain bandwidth product of 5.1 MHz. The part is designated as Last Time Buy status, indicating discontinued production. Identifying equivalent and substitute components is necessary to ensure design continuity and maintain supply chain reliability for applications currently utilizing this amplifier.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | CMOS | — |
| Number of Circuits | 4 | — |
| Output Type | Rail-to-Rail | — |
| Slew Rate | 10.5 | V/µs |
| Gain Bandwidth Product | 5.1 | MHz |
| Current - Input Bias | 2 | pA |
| Voltage - Input Offset | 700 | µV |
| Current - Supply (x4 Channels) | 1 | mA |
| Current - Output / Channel | 50 | mA |
| Voltage - Supply Span (Min) | 2.5 | 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 | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution of the TLV2774AIPW is determined by strict adherence to the following electrical and mechanical parameters:
Critical Matching Parameters:
- Package type: 14-TSSOP surface mount configuration
- Circuit count: Four independent amplifier circuits
- Output configuration: Rail-to-rail operation
- Supply voltage range: Minimum 2.5V, maximum 5.5V (or compatible overlap)
- Operating temperature range: -40°C to 125°C (or compatible overlap)
- Input bias current: ≤ 2 pA (CMOS characteristic)
- Slew rate: ≥ 10.5V/µs (or application-dependent tolerance)
- Gain bandwidth product: ≥ 5.1 MHz (or application-dependent tolerance)
Substitute parts are grouped into two categories based on amplifier type classification:
Category 1: CMOS Amplifiers — Direct functional equivalents maintaining CMOS architecture and electrical characteristics within specified tolerances.
Category 2: General Purpose Amplifiers — Alternative architectures offering rail-to-rail operation with four circuits in 14-TSSOP packaging, suitable for applications where CMOS-specific characteristics are not mandatory.
All substitute parts maintain ROHS3 compliance, MSL Level 1 rating, and surface mount 14-TSSOP packaging.
Parameter Comparison
| Part Number | Manufacturer | Amplifier Type | Slew Rate (V/µs) | GBW (MHz) | Input Bias (pA) | Input Offset (µV) | Supply Current (mA) | Output Current (mA) | Supply Min (V) | Supply Max (V) | Temp Range (°C) | Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TLV2774AIPW | Texas Instruments | CMOS | 10.5 | 5.1 | 2 | 700 | 1 | 50 | 2.5 | 5.5 | -40 to 125 | Last Time Buy |
| TLV2774IPWR | Texas Instruments | CMOS | 10.5 | 5.1 | 2 | 700 | 1 | 50 | 2.5 | 5.5 | -40 to 125 | Active |
| AD8604ARUZ-REEL | Analog Devices Inc. | CMOS | 6 | 8.4 | 0.2 | 80 | 0.75 | 50 | 2.7 | 5.5 | -40 to 125 | Active |
| AD8694ARUZ | Analog Devices Inc. | General Purpose | 5 | 10 | 1 | 400 | 0.95 | 80 | 2.7 | 6 | -40 to 125 | Active |
| AD8694WARUZ | Analog Devices Inc. | General Purpose | 5 | 10 | 1 | 400 | 0.95 | 80 | 2.7 | 6 | -40 to 125 | Active |
| ADA4692-4ARUZ | Analog Devices Inc. | General Purpose | 1.3 | 3.6 | 0.5 | 500 | 0.18 | 55 | 2.7 | 5 | -40 to 125 | Active |
| LMV824DTBR2G | onsemi | General Purpose | 2 | 5.6 | 119 | 1000 | 1 | 45 | 2.7 | 5.5 | -40 to 85 | Active |
| MCP604-E/ST | Microchip Technology | CMOS | 2.3 | 2.8 | 1 | 700 | 0.23 | 22 | 2.7 | 6 | -40 to 125 | Active |
| MCP604-I/ST | Microchip Technology | CMOS | 2.3 | 2.8 | 1 | 700 | 0.23 | 22 | 2.7 | 6 | -40 to 85 | Active |
| MCP6284-E/ST | Microchip Technology | General Purpose | 2.5 | 5 | 1 | 3000 | 0.45 | 25 | 2.2 | 5.5 | -40 to 125 | Active |
| MCP6284T-E/ST | Microchip Technology | General Purpose | 2.5 | 5 | 1 | 3000 | 0.45 | 25 | 2.2 | 5.5 | -40 to 125 | Active |
Engineering Selection Recommendations
Primary Recommendation: TLV2774IPWR
The TLV2774IPWR is the direct functional equivalent of the TLV2774AIPW, manufactured by Texas Instruments. This part maintains identical electrical specifications across all critical parameters: CMOS architecture, 10.5V/µs slew rate, 5.1 MHz gain bandwidth product, 2 pA input bias current, and 700 µV input offset voltage. The sole difference is packaging format (Tape & Reel versus Tube) and active product status. This part is recommended as the primary substitute for direct replacement in existing designs.
Secondary Recommendations by Application Profile:
For applications prioritizing low input bias current and low input offset voltage: AD8604ARUZ-REEL (Analog Devices) offers superior input characteristics (0.2 pA bias, 80 µV offset) with higher gain bandwidth product (8.4 MHz) while maintaining CMOS architecture and full temperature range operation. Supply current is reduced to 0.75 mA. This part is suitable for precision instrumentation and low-noise applications.
For applications requiring extended supply voltage range: AD8694ARUZ and AD8694WARUZ (Analog Devices) extend maximum supply voltage to 6V while maintaining -40°C to 125°C operating range. These general purpose amplifiers provide 10 MHz gain bandwidth product and 80 mA output current per channel. Both parts are functionally identical; AD8694WARUZ carries additional qualification.
For applications with stringent power consumption constraints: ADA4692-4ARUZ (Analog Devices) provides the lowest supply current at 180 µA across four channels. This part is suitable for battery-powered and energy-constrained applications, though slew rate (1.3V/µs) and gain bandwidth product (3.6 MHz) are reduced.
For cost-optimized designs with relaxed performance requirements: MCP604-E/ST or MCP604-I/ST (Microchip Technology) offer CMOS architecture with reduced slew rate (2.3V/µs) and gain bandwidth product (2.8 MHz). These parts are suitable for general-purpose applications where high-speed performance is not critical. MCP604-E/ST supports full -40°C to 125°C range; MCP604-I/ST is limited to -40°C to 85°C.
For applications requiring lower input offset voltage: MCP6284-E/ST or MCP6284T-E/ST (Microchip Technology) provide general purpose amplification with extended lower supply voltage limit (2.2V minimum). These parts support full -40°C to 125°C operating range. Input offset voltage is 3 mV, suitable for applications where moderate offset is acceptable.
For applications with reduced operating temperature range: LMV824DTBR2G (onsemi) operates to 85°C maximum and provides general purpose amplification with 5.6 MHz gain bandwidth product. This part is suitable for industrial and consumer applications where extended high-temperature operation is not required.
All recommended substitutes maintain ROHS3 compliance, MSL Level 1 moisture sensitivity rating, and 14-TSSOP surface mount packaging compatible with existing PCB layouts.
Frequently Asked Questions (FAQ)
Q: Can TLV2774IPWR be used as a direct replacement for TLV2774AIPW?
A: Yes. TLV2774IPWR is electrically and functionally identical to TLV2774AIPW. The difference is packaging format: TLV2774AIPW is supplied in Tube packaging, while TLV2774IPWR is supplied in Tape & Reel format. Both parts are 14-TSSOP surface mount packages with identical pinout and electrical specifications. TLV2774IPWR is the recommended substitute due to active product status.
Q: What is the primary difference between CMOS and General Purpose amplifier substitutes?
A: CMOS amplifiers (TLV2774AIPW, AD8604ARUZ-REEL, MCP604 series) feature extremely low input bias current (typically ≤ 2 pA) due to CMOS input stage architecture. General Purpose amplifiers (AD8694, ADA4692-4, LMV824, MCP6284 series) may have higher input bias current but often provide enhanced performance in other parameters such as gain bandwidth product, slew rate, or output current capability. Selection depends on application requirements.
Q: Are all substitute parts compatible with existing PCB layouts?
A: Yes. All substitute parts listed maintain 14-TSSOP surface mount packaging with 0.173" width and 4.40mm body dimension. Pinout is identical across all parts. PCB layouts designed for TLV2774AIPW require no modification for any listed substitute. Verify schematic compatibility regarding supply voltage range and performance requirements.
Q: What is the significance of operating temperature range differences?
A: The TLV2774AIPW operates across -40°C to 125°C. Most substitute parts maintain this full range. LMV824DTBR2G and MCP604-I/ST are limited to -40°C to 85°C maximum. If your application requires operation above 85°C, these parts are not suitable. Verify application temperature requirements before selection.
Q: How do supply voltage ranges affect substitution?
A: TLV2774AIPW operates from 2.5V to 5.5V. Most substitutes operate from 2.7V minimum, requiring verification if designs operate below 2.7V. AD8694 series extends to 6V maximum, suitable for applications requiring higher supply voltages. MCP6284 series operates from 2.2V minimum, compatible with lower supply voltage applications. Verify supply voltage compatibility with your design.
Q: What performance parameters should I prioritize when selecting a substitute?
A: Prioritize parameters based on application requirements: (1) Slew rate and gain bandwidth product for high-frequency signal processing; (2) Input bias current and input offset voltage for precision measurement circuits; (3) Output current capability for driving capacitive or resistive loads; (4) Supply current for power-constrained applications; (5) Operating temperature range for environmental requirements. Cross-reference these parameters against your design specifications.
Q: Are all substitute parts RoHS compliant?
A: Yes. All substitute parts listed are ROHS3 compliant and carry MSL Level 1 (Unlimited) moisture sensitivity rating. All parts are suitable for lead-free soldering processes and meet environmental compliance requirements.
Q: What is the difference between Tube and Tape & Reel packaging?
A: Tube packaging supplies components in plastic tubes suitable for manual handling and small-quantity applications. Tape & Reel packaging supplies components on continuous tape suitable for automated pick-and-place assembly. Both formats contain identical components. Selection depends on manufacturing process and volume requirements. TLV2774IPWR (Tape & Reel) is recommended for production environments; TLV2774AIPW (Tube) was suitable for lower-volume applications.
Q: Can I use ADA4692-4ARUZ in applications requiring high slew rate?
A: No. ADA4692-4ARUZ provides 1.3V/µs slew rate, significantly lower than TLV2774AIPW (10.5V/µs). This part is optimized for low power consumption (180 µA total) and is suitable for low-frequency signal processing and battery-powered applications. For applications requiring slew rates ≥ 10.5V/µs, select AD8604ARUZ-REEL or TLV2774IPWR.
Q: What certifications and compliance standards apply to these parts?
A: All parts are ROHS3 compliant, indicating compliance with Restriction of Hazardous Substances Directive. All parts carry MSL Level 1 rating, indicating unlimited shelf life under controlled storage conditions. All parts are classified under ECCN EAR99 and HTSUS 8542.33.0001 for export and tariff purposes. REACH status is Unaffected for all parts, indicating no substances of very high concern are present.
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