TLV2254QDG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The TLV2254QDG4 is a quad rail-to-rail input/output operational amplifier optimized for low voltage and low power operation from Texas Instruments. It features 0.001 µA maximum bias current, 75 dB common-mode rejection ratio, and 1750 µV maximum input offset voltage in a 14-pin SOIC package. Ideal for battery-powered signal conditioning, active filters, and portable sensor interfaces.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- TLV2254QDG4 Datasheet PDF
- Category
- Integrated Circuit
- 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 TLV2254QDG4?
- Rail-to-rail input and output for maximum dynamic range on low supplies
- 0.001 µA maximum bias current for ultra-low quiescent power
- 75 dB common-mode rejection ratio
- 1750 µV maximum input offset voltage
- Quad channel in a single 14-pin SOIC package
- Voltage-feedback architecture with full frequency compensation
What is TLV2254QDG4 used for?
The TLV2254QDG4 is well suited for low-voltage sensor signal conditioning in handheld instruments, portable medical monitors, and battery-operated IoT nodes where supply voltage may be as low as 1.8 V. Its rail-to-rail swing maximizes the usable signal range close to the supply rails, improving ADC resolution utilization in 12-bit and 16-bit data acquisition front ends. The quad channel integration reduces board space and BOM cost compared to four discrete op-amps in separate packages.
What are the specifications of TLV2254QDG4?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.001 µA |
| Bias Current-Max (IIB) @25C | 0.00006 µA |
| Common-mode Reject Ratio-Min | 60dB |
| Common-mode Reject Ratio-Nom | 75dB |
| Frequency Compensation | YES |
| Input Offset Voltage-Max | 1750 µV |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e4 |
| Low-Bias | YES |
| Low-Offset | NO |
| Micropower | YES |
| 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) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Min | 0.05V/us |
| Slew Rate-Nom | 0.1V/us |
| Supply Current-Max | 0.3mA |
| Supply Voltage Limit-Max | 16V |
| Supply Voltage-Nom (Vsup) | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 187 |
| Voltage Gain-Min | 10000 |
| 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 |
Where can I find the TLV2254QDG4 datasheet?
TLV2254QDG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TLV2254QDG4?
Compatible alternatives and drop-in replacements for TLV2254QDG4:
Frequently Asked Questions
How does the rail-to-rail output of the TLV2254QDG4 benefit a 3.3 V ADC-driving stage compared to a standard op-amp?
A standard op-amp typically limits its output to within 1 V of each supply rail, wasting roughly 60% of the dynamic range on a 3.3 V supply. The TLV2254QDG4's rail-to-rail output swings within millivolts of both rails, delivering close to the full 3.3 V input span to the ADC and improving effective resolution by up to 1 to 2 bits in 12-bit or 16-bit data acquisition systems.
What makes the TLV2254QDG4 suitable for multi-channel electrochemical sensor arrays in medical wearables?
With 0.001 µA maximum bias current and a 60 dB minimum common-mode rejection ratio, the TLV2254QDG4 introduces negligible offset on high-impedance electrochemical electrodes. Its quad channel configuration handles 4 sensor inputs simultaneously from a single IC, reducing power consumption and board space in wearable ECG or glucose monitoring patches running from a 3 V coin cell.
How does the TLV2254QDG4 compare in bias current to a general-purpose op-amp for battery-life-critical designs?
The TLV2254QDG4 achieves 0.001 µA maximum bias current versus a typical general-purpose op-amp with 50 nA to 1 µA bias current, representing a 10x to 1000x reduction in input leakage. For 4 channels running continuously from a 200 mAh battery, this difference can extend device operational lifetime by weeks in duty-cycled IoT sensor nodes that must achieve multi-year battery service.
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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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