THS4521IDGKR Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
THS4521IDGKR is a very low power, rail-to-rail output, fully differential amplifier from Texas Instruments. It features 9.3 MHz bandwidth, 80 dB CMRR, and 0.9 µA bias current. From $1.456, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- THS4521IDGKR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.4560(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Very low power consumption with fully differential architecture ideal for battery-powered designs
- Rail-to-rail output swing maximizes dynamic range in low-voltage systems
- 9.3 MHz 3dB bandwidth with voltage-feedback topology suits audio and signal conditioning
- 102 dB typical CMRR provides excellent common-mode noise rejection
- 0.9 µA max bias current at 25°C minimizes loading on sensitive signal sources
Applications
The THS4521IDGKR is well suited for low-power ADC driving and single-ended to differential signal conversion in portable instrumentation. Its rail-to-rail output and high CMRR make it ideal for medical sensor front-ends, data acquisition systems, and audio processing circuits. The device also fits battery-operated communication equipment where minimizing quiescent current is critical.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.95 µA |
| Bandwidth (3dB)-Nom | 9.3MHz |
| Bias Current-Max (IIB) @25C | 0.9 µA |
| Common-mode Reject Ratio-Min | 80dB |
| Common-mode Reject Ratio-Nom | 102dB |
| Frequency Compensation | YES |
| Input Offset Current-Max (IIO) | 0.18 µA |
| Input Offset Voltage-Max | 2000 µV |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e4 |
| Low-Bias | NO |
| Low-Offset | NO |
| 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 |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | YES |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 490V/us |
| Supply Current-Max | 1.25mA |
| Supply Voltage Limit-Max | 5.5V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Technology | BICMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 95000 |
| Voltage Gain-Min | 100000 |
| Wideband | YES |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
| Country of Origin | Mainland China, Malaysia, Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for THS4521IDGKR:
suggested
Frequently Asked Questions
What is the bandwidth of the THS4521IDGKR?
The THS4521IDGKR has a nominal 3dB bandwidth of 9.3 MHz, making it suitable for audio and moderate-frequency signal conditioning applications. Its voltage-feedback architecture maintains stable gain across this frequency range.
What are the typical applications for the THS4521IDGKR?
The THS4521IDGKR is commonly used for ADC driving, single-ended to differential conversion, medical sensor interfaces, portable instrumentation, and battery-operated data acquisition systems where low power and high CMRR are required.
What package does the THS4521IDGKR come in?
The THS4521IDGKR is available in a Small Outline Package (VSSOP/DGK), which is compact and RoHS-compliant (Pb-free). This package is well suited for space-constrained PCB designs.
What is the CMRR of the THS4521IDGKR?
The THS4521IDGKR offers a minimum CMRR of 80 dB and a typical CMRR of 102 dB, providing excellent rejection of common-mode noise and interference, which is critical in differential signal applications.
Related Guides
TPS54160DGQR Selection Guide: How to Choose a 60V Step-Down Buck Converter
Complete selection guide for the TPS54160DGQR 60V/1.5A step-down converter. Compare specs, alternatives, and sourcing options for industrial and automotive designs.
May 20, 2026
LMV932MM Dual Low-Voltage CMOS Op-Amp: Application Design Guide
Complete application design guide for the LMV932MM dual rail-to-rail CMOS op-amp: supply decoupling, RRIO design rules, stability, and recommended circuits for 1.8V–5.5V battery-powered systems.
May 20, 2026
TL084CN Equivalent and Replacements: JFET-Input Quad Op-Amp Comparison Guide
Compare TL084CN with TL074, LF347, and LM324 quad op-amps. Pin-compatible equivalents, key specs, and when to choose each for your analog design.
May 20, 2026
TPS386000RGPR Quad Voltage Supervisor: Selection and Sourcing Guide (2025)
Compare TPS386000RGPR with TPS386040RGPR, TPS3700, and TPS3823 voltage supervisors. Key specs, threshold programming, watchdog options, and sourcing tips.
May 20, 2026
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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.1200 | $3.12 |
| 13+ | $1.5600 | $20.28 |
| 129+ | $1.4560 | $187.82 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”