LMC662CM Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
LMC662CM is a dual CMOS operational amplifier with ultra-low input bias current of 2fA typical, rail-to-rail output swing, 1.4MHz bandwidth, and 1.5V/µs slew rate. From $0.87 in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- LMC662CM Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.8737(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Ultra-low input bias current: 2fA typical, 4fA max at 25°C — ideal for high-impedance sensor interfaces
- Rail-to-rail output swing enables maximum dynamic range in single-supply applications
- Wide supply voltage range: operates from 3V to 15V single supply or ±1.5V to ±7.5V dual supply
- CMOS voltage-feedback architecture with 63dB minimum CMRR (83dB typical)
- Available in Small Outline Package (SOIC) for compact PCB footprint
Applications
The LMC662CM is widely used in precision measurement and sensing applications such as photodiode amplifiers, pH electrode buffers, and electrometer-grade instrumentation where extremely low input leakage current is critical. Its rail-to-rail output and low-voltage operation make it suitable for battery-powered portable instruments, medical monitoring equipment, and data acquisition front-ends. The dual op-amp configuration also supports active filter designs and differential signal conditioning in industrial control systems.
Specifications
| Pbfree Code | Yes |
| Date Of Intro | 1989-01-01 |
| YTEOL | 0 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.000002 µA |
| Bias Current-Max (IIB) @25C | 0.000004 µA |
| Common-mode Reject Ratio-Min | 63dB |
| Common-mode Reject Ratio-Nom | 83dB |
| Frequency Compensation | YES |
| Input Offset Current-Max (IIO) | 0.000001 µA |
| Input Offset Voltage-Max | 3000 µV |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e0 |
| Low-Bias | YES |
| Low-Offset | NO |
| Micropower | YES |
| Number of Functions | 2 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.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 | 0.7V/us |
| Slew Rate-Nom | 1.1V/us |
| Subcategory | Operational Amplifier |
| Supply Current-Max | 1.3mA |
| Supply Voltage Limit-Max | 16V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| 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 | 1400 |
| Voltage Gain-Min | 40000 |
| Wideband | NO |
| 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 LMC662CM:
Amplifier, 2 Func, 6300uV Offset-Max, CMOS, PDSO8
Amplifier, 2 Func, 6300uV Offset-Max, CMOS, PDSO8
Frequently Asked Questions
What is the input bias current of the LMC662CM?
The LMC662CM features an ultra-low input bias current of 2fA (femtoamperes) typical and 4fA maximum at 25°C, making it one of the lowest bias current op-amps available. This CMOS architecture virtually eliminates input leakage errors, which is essential for high-impedance sensor interfaces such as photodiodes, pH electrodes, and charge amplifiers.
What are the typical applications for the LMC662CM?
The LMC662CM is ideal for precision analog applications requiring minimal input loading, including photodiode transimpedance amplifiers, electrometer circuits, pH meter front-ends, medical biosensors, battery-powered portable instruments, and high-impedance data acquisition systems. Its rail-to-rail output and wide supply range (3V–15V single supply) make it versatile for both industrial and consumer designs.
What package does the LMC662CM come in and what does the 'M' suffix mean?
The LMC662CM is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The 'M' suffix in Texas Instruments' naming convention denotes the SOIC package. This surface-mount package offers a compact footprint of approximately 5mm × 4mm, suitable for space-constrained PCB designs.
Is there a pin-compatible replacement or alternative to the LMC662CM?
The LMC662CM (dual CMOS op-amp, SOIC-8) is pin-compatible with other standard dual op-amp packages. Close alternatives include the LMC6062 (precision CMOS), TLC272 (Texas Instruments CMOS dual op-amp), and ICL7642 from Renesas. Always verify supply voltage range, bandwidth (1.4MHz for LMC662CM), and input bias current specs before substituting in precision designs.
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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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Small Outline Packages
Integrated Circuit
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $2.5000 | $2.50 |
| 41+ | $1.2500 | $51.25 |
| 161+ | $1.0000 | $161.00 |
| 215+ | $0.9447 | $203.11 |
| 275+ | $0.9092 | $250.03 |
| 345+ | $0.8737 | $301.43 |
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