XINA819IDGKT Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The XINA819IDGKT is a precision instrumentation amplifier from Texas Instruments featuring 35 µV maximum offset voltage, ultra-low 8 nV/√Hz input noise, and 90 dB minimum common-mode rejection ratio with 2 MHz bandwidth in an 8-pin SOIC package. Its low-power design and wide supply range up to ±20 V make it suitable for high-accuracy differential signal acquisition. Available from stock with competitive pricing and worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- XINA819IDGKT 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
Key Features
- 35 µV maximum input offset voltage and 8 nV/√Hz noise density enable high-accuracy differential signal acquisition from low-level sensors
- 90 dB minimum CMRR with 2 MHz bandwidth provides excellent noise rejection across a wide frequency range for demanding measurement applications
- Wide supply voltage range up to ±20 V with low quiescent current supports both battery-powered portable instruments and line-powered industrial equipment
Applications
The XINA819IDGKT is designed for precision measurement systems such as Wheatstone bridge amplifiers, thermocouple signal conditioners, and medical biosignal acquisition circuits where low noise and high CMRR are critical. Its low offset and wide bandwidth make it well suited for strain gauge, pressure sensor, and load cell interfaces in industrial weighing and process control equipment. The compact 8-pin SOIC package also makes it a strong choice for portable diagnostic instruments and wearable health monitoring devices.
Specifications
| Date Of Intro | 2019-05-05 |
| YTEOL | 0 |
| Amplifier Type | INSTRUMENTATION AMPLIFIER |
| Average Bias Current-Max (IIB) | 0.002 µA |
| Bandwidth (3dB)-Nom | 2MHz |
| Common-mode Reject Ratio-Min | 90dB |
| Input Offset Current-Max (IIO) | 0.002 µA |
| Input Offset Voltage-Max | 95 µV |
| JESD-30 Code | S-PDSO-G8 |
| Neg Supply Voltage Limit-Max | -20 V |
| Neg Supply Voltage-Nom (Vsup) | -15 V |
| Non-linearity-Max | 0.0015% |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Slew Rate-Nom | 0.9V/us |
| Supply Voltage Limit-Max | 20V |
| Supply Voltage-Nom (Vsup) | 15V |
| Surface Mount | YES |
| Temperature Grade | AUTOMOTIVE |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Voltage Gain-Max | 1000 |
| Voltage Gain-Min | 1 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for XINA819IDGKT:
Amplifier, 1 Func, 35uV Offset-Max, 2MHz Band Width, PDSO8
Frequently Asked Questions
What is the input offset voltage of the XINA819IDGKT?
The XINA819IDGKT has a maximum input offset voltage of 95 µV (with 35 µV typical offset), which is very low for an instrumentation amplifier and ensures minimal DC error when amplifying small differential signals from bridge sensors or thermocouples.
What is the noise performance of the XINA819IDGKT?
The XINA819IDGKT achieves an input-referred voltage noise density of 8 nV/√Hz, making it exceptionally quiet for precision signal amplification in applications such as ECG monitors, strain gauge bridges, and geophysical measurement instruments.
What supply voltage range does the XINA819IDGKT support?
The XINA819IDGKT supports a negative supply voltage up to -20 V, enabling operation from split supplies for wide input common-mode range in industrial and laboratory instrumentation where dual-supply topologies are standard.
What package is the XINA819IDGKT available in?
The XINA819IDGKT is housed in an 8-pin Small Outline IC (SOIC) package (JESD-30 code S-PDSO-G8), providing a compact and widely supported surface-mount footprint compatible with standard PCB assembly processes.
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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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