LMC6494AEM Texas Instruments Integrated Circuit (Other) In Stock
LMC6494AEM is a quad rail-to-rail CMOS operational amplifier with ultra-low bias current of 1.5 fA typical and 82 dB CMRR. Features voltage-feedback architecture with frequency compensation for precision signal conditioning. From $2.99, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- LMC6494AEM Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.9900(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LMC6494AEM?
- Quad rail-to-rail input/output CMOS op-amp enabling full supply voltage signal swing
- Ultra-low bias current of 1.5 fA typical at 25°C, ideal for high-impedance sensor interfaces
- High common-mode rejection ratio of 82 dB (min 60 dB) for excellent noise immunity
- Integrated frequency compensation for stable operation without external components
- Wide supply voltage range supporting battery-powered and low-voltage applications
What is LMC6494AEM used for?
The LMC6494AEM is well-suited for precision instrumentation and sensor signal conditioning where ultra-low input bias current is critical, such as pH meters, photodiode amplifiers, and medical diagnostic equipment. Its rail-to-rail output swing makes it ideal for single-supply data acquisition systems and portable battery-operated devices. The quad configuration also enables compact multi-channel filter, amplifier, and active filter designs in industrial and consumer electronics.
What are the specifications of LMC6494AEM?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.0002 µA |
| Bias Current-Max (IIB) @25C | 0.0000015 µA |
| Common-mode Reject Ratio-Min | 60dB |
| Common-mode Reject Ratio-Nom | 82dB |
| Frequency Compensation | YES |
| Input Offset Current-Max (IIO) | 0.0001 µA |
| Input Offset Voltage-Max | 3000 µV |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e0 |
| Low-Bias | YES |
| Low-Offset | NO |
| Micropower | NO |
| Number of Functions | 4 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 235 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Min | 0.5V/us |
| Slew Rate-Nom | 1.3V/us |
| Subcategory | Operational Amplifier |
| Supply Current-Max | 4.6mA |
| Supply Voltage Limit-Max | 16V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Unity Gain BW-Nom | 1500 |
| Voltage Gain-Min | 40000 |
| Wideband | NO |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Where can I find the LMC6494AEM datasheet?
LMC6494AEM Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LMC6494AEM?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input bias current of the LMC6494AEM?
The LMC6494AEM has an exceptionally low typical bias current of 1.5 fA (0.0000015 µA) at 25°C and a maximum of 0.0002 µA, making it ideal for high-impedance source applications such as photodiode amplifiers, pH meters, and charge-sensitive circuits.
What is the CMRR specification of the LMC6494AEM?
The LMC6494AEM provides a typical common-mode rejection ratio (CMRR) of 82 dB with a guaranteed minimum of 60 dB. This high CMRR ensures excellent rejection of common-mode noise and interference, making it suitable for precision differential signal applications and sensor interfaces.
What package is the LMC6494AEM available in, and how many amplifiers does it contain?
The LMC6494AEM is a quad op-amp, containing four independent operational amplifiers in a single package. The 'EM' suffix denotes a miniature package format, offering space-efficient integration for multi-channel designs in instrumentation, audio, and data acquisition systems.
Is the LMC6494AEM RoHS compliant and suitable for lead-free manufacturing?
Yes, the LMC6494AEM is Pb-free compliant as indicated by its Pbfree Code specification. It is compatible with lead-free soldering processes and meets RoHS environmental directives, making it appropriate for modern eco-conscious manufacturing and global export applications.
What applications is the LMC6494AEM best suited for?
The LMC6494AEM is best suited for precision instrumentation, medical devices, photodiode transimpedance amplifiers, pH and ion-selective electrode interfaces, battery-powered portable equipment, and active filter designs where rail-to-rail swing, low bias current, and high CMRR are critical performance requirements.
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Why Buy from FindMyChip
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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $6.9000 | $6.90 |
| 2+ | $5.7500 | $11.50 |
| 5+ | $5.0600 | $25.30 |
| 6+ | $3.4500 | $20.70 |
| 59+ | $2.9900 | $176.41 |
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