LTC1992CMS8#PBF Analog Devices Integrated Circuit (Small Outline Packages) In Stock
Analog Devices LTC1992CMS8#PBF is a 3 MHz differential amplifier with rail-to-rail output, 90 dB typical CMRR, and 0.25 nA maximum bias current in an 8-pin MSOP package. Suited for precision differential signal acquisition and ADC driving in industrial and medical instruments. Available from stock with worldwide shipping.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LTC1992CMS8#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.7625(MOQ 3)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LTC1992CMS8#PBF?
- 3 MHz gain-bandwidth product differential amplifier with rail-to-rail output swing for full-scale ADC input driving from low supply voltages
- 90 dB typical CMRR (69 dB minimum) providing strong common-mode rejection for bridge sensor and current-sense differential signal amplification
- Ultra-low 0.25 nA maximum bias current enabling accurate buffering of high-impedance electrochemical, pH, and photodetector sensor sources
What is LTC1992CMS8#PBF used for?
The LTC1992CMS8#PBF is designed for precision differential signal conditioning ahead of high-resolution ADCs in instrumentation amplifier chains, bridge transducer interfaces, and biomedical measurement circuits where low bias current and strong CMRR are critical. Its 3 MHz bandwidth covers the signal frequencies in industrial process-control sensors and portable medical monitors while the rail-to-rail output maximizes dynamic range when powered from 3 V or 5 V single-supply rails. The compact 8-pin MSOP package fits space-constrained analog front-end boards in handheld test equipment and wearable health monitors.
What are the specifications of LTC1992CMS8#PBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1660 |
| YTEOL | 8.5 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.00025 µA |
| Common-mode Reject Ratio-Min | 69dB |
| Common-mode Reject Ratio-Nom | 90dB |
| Frequency Compensation | YES |
| Input Offset Voltage-Max | 2500 µV |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Low-Bias | YES |
| Low-Offset | YES |
| Micropower | NO |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 1.5V/us |
| Supply Current-Max | 1.5mA |
| Supply Voltage Limit-Max | 12V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 3000 |
| 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 |
| Country of Origin | Malaysia |
Where can I find the LTC1992CMS8#PBF datasheet?
LTC1992CMS8#PBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC1992CMS8#PBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the gain-bandwidth product of the LTC1992CMS8#PBF, and what signal frequencies can it amplify accurately?
The LTC1992CMS8#PBF has a gain-bandwidth product of 3 MHz, meaning at a closed-loop gain of 10 V/V its usable bandwidth extends to approximately 300 kHz. This covers audio-frequency sensor signals, industrial process measurements up to tens of kilohertz, and biomedical signals well within the DC to 10 kHz range typical of ECG and pressure-sensor applications.
How does the 90 dB CMRR of the LTC1992CMS8#PBF benefit differential bridge sensor measurements?
With a typical CMRR of 90 dB and a minimum of 69 dB, the LTC1992CMS8#PBF attenuates common-mode interference — such as 50 Hz or 60 Hz power-line coupling on long sensor cables — by more than 30,000:1 in typical conditions. For a Wheatstone bridge with a 100 mV full-scale differential output riding on a 2.5 V common-mode level, this rejection prevents common-mode noise from masking the small bridge imbalance signal.
What is the maximum bias current of the LTC1992CMS8#PBF, and why is it relevant for high-impedance sources?
The LTC1992CMS8#PBF has a maximum average bias current of 0.25 nA (0.00025 µA), making it suitable for driving the amplifier inputs from sensor sources with megaohm-range impedances. At a source impedance of 1 MΩ, the 0.25 nA bias current creates only a 0.25 µV input-referred voltage error — negligible compared to the 2500 µV maximum input offset voltage and far below the full-scale signal in most measurement applications.
Does the LTC1992CMS8#PBF need external frequency compensation, and which output loading is it designed for?
Yes, the LTC1992CMS8#PBF includes internal frequency compensation (factory-set), so no external compensation capacitors are required, simplifying PCB layout. Its rail-to-rail output stage is optimized to drive resistive loads and the input of a successive-approximation or sigma-delta ADC, with a 3 MHz bandwidth at unity gain ensuring it settles quickly ahead of a 12-bit to 16-bit converter at typical sample rates up to tens of kilohertz.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 3+ | $3.8400 | $11.52 |
| 10+ | $3.3900 | $33.90 |
| 19+ | $3.3700 | $64.03 |
| 25+ | $3.0500 | $76.25 |
| 250+ | $2.9480 | $737.00 |
| 500+ | $2.7625 | $1381.25 |
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