LME49720MA Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
LME49720MA is a dual high-performance audio operational amplifier from Texas Instruments. It features ultra-low noise, 110 dB CMRR, 700 µV max offset voltage, and voltage-feedback architecture. Ideal for high-fidelity audio preamplifiers and professional audio equipment, available in SO-8 package.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- LME49720MA Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual channel voltage-feedback op-amp optimized for high-fidelity audio applications
- Ultra-low noise design with 110 dB minimum common-mode rejection ratio (CMRR)
- Precision input with max offset voltage of 700 µV and 0.072 µA max bias current
- Integrated frequency compensation for stable operation across audio bandwidth
- Available in compact SO-8 (Small Outline) package for space-constrained designs
Applications
The LME49720MA is designed for high-fidelity audio signal processing, making it ideal for professional audio preamplifiers, headphone amplifiers, and mixing console input stages. Its ultra-low noise characteristics and high CMRR make it well-suited for sensitive audio front-ends and differential signal conditioning in studio equipment. It is also used in audio DAC output buffers and active filter stages requiring precise, low-distortion amplification.
Specifications
| YTEOL | 0 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.072 µA |
| Bias Current-Max (IIB) @25C | 0.072 µA |
| Common-mode Reject Ratio-Min | 110dB |
| Common-mode Reject Ratio-Nom | 120dB |
| Frequency Compensation | YES |
| Input Offset Voltage-Max | 700 µV |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e0 |
| Low-Bias | NO |
| Low-Offset | YES |
| Micropower | NO |
| Neg Supply Voltage Limit-Max | -18 V |
| Neg Supply Voltage-Nom (Vsup) | -15 V |
| Number of Functions | 2 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 235 |
| Power | NO |
| Programmable Power | NO |
| Slew Rate-Min | 15V/us |
| Slew Rate-Nom | 20V/us |
| Supply Current-Max | 12mA |
| Supply Voltage Limit-Max | 18V |
| Supply Voltage-Nom (Vsup) | 15V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | TIN LEAD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 55000 |
| Voltage Gain-Min | 1778279.41 |
| Wideband | NO |
| ## LME49720MA Alternates Showing results | Image |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LME49720MA:
suggested
suggested
suggested
Frequently Asked Questions
What is the LME49720MA and what are its key specifications?
The LME49720MA is a dual high-performance, high-fidelity audio operational amplifier from Texas Instruments. Key specifications include a voltage-feedback architecture, minimum CMRR of 110 dB (typical 120 dB), maximum input offset voltage of 700 µV, and maximum input bias current of 0.072 µA. It is housed in an SO-8 (R-PDSO-G8) small outline package.
What are typical applications for the LME49720MA?
The LME49720MA is designed for high-fidelity audio applications including professional audio preamplifiers, headphone amplifiers, active audio filters, and DAC output buffers. Its ultra-low noise and high CMRR make it ideal for studio recording equipment, mixing consoles, and any audio circuit demanding low distortion and precise signal amplification.
What package does the LME49720MA come in and what are its ordering options?
The LME49720MA is available in an 8-pin Small Outline (SO-8) package, designated by the JESD-30 code R-PDSO-G8. This surface-mount package is suitable for space-constrained PCB designs. The 'MA' suffix in the part number refers to this SO-8 package variant from Texas Instruments.
Is the LME49720MA suitable as a replacement for other audio op-amps?
Yes, the LME49720MA can serve as a high-performance replacement for other dual audio op-amps with compatible pinouts and supply voltages. Its high CMRR of 110-120 dB and low offset voltage of 700 µV max provide improved audio fidelity compared to general-purpose op-amps. Always verify supply voltage range and pinout compatibility before substituting in an existing design.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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