THS4121IDGKR Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
THS4121IDGKR is a fully differential voltage-feedback operational amplifier with 100 MHz bandwidth and 96 dB CMRR. Features low bias current of 1.2 pA, 64 dB min CMRR, and CMOS architecture. From $3.09, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- THS4121IDGKR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.0900(MOQ 1)
- 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 THS4121IDGKR?
- 100 MHz bandwidth (3dB) enabling high-speed signal processing
- Ultra-low bias current of 1.2 pA for precision measurement applications
- 96 dB typical CMRR with 64 dB minimum for excellent noise rejection
- Fully differential architecture ideal for ADC driving and balanced signal chains
- Voltage-feedback CMOS design with internal frequency compensation
What is THS4121IDGKR used for?
The THS4121IDGKR is well-suited for high-speed data acquisition systems where differential signaling and low noise are critical, such as driving analog-to-digital converters in medical imaging and test equipment. Its 100 MHz bandwidth and high CMRR make it ideal for communications infrastructure, including line receivers and differential signal conditioning. The device also finds use in industrial instrumentation, audio processing, and precision measurement systems requiring balanced, low-distortion signal paths.
What are the specifications of THS4121IDGKR?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.0000012 µA |
| Bandwidth (3dB)-Nom | 100MHz |
| Bias Current-Max (IIB) @25C | 0.0000012 µA |
| Common-mode Reject Ratio-Min | 64dB |
| Common-mode Reject Ratio-Nom | 96dB |
| Frequency Compensation | YES |
| Input Offset Voltage-Max | 8000 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 | SOP8,.25 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 55V/us |
| Subcategory | Operational Amplifier |
| Supply Current-Max | 13.5mA |
| Supply Voltage Limit-Max | 3.6V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| 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 | 100000 |
| Voltage Gain-Min | 1000 |
| Wideband | YES |
| 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 THS4121IDGKR datasheet?
THS4121IDGKR Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for THS4121IDGKR?
Compatible alternatives and drop-in replacements for THS4121IDGKR:
Amplifier, 1 Func, 8000uV Offset-Max, 100MHz Band Width, CMOS, PDSO8
Amplifier, 1 Func, 8000uV Offset-Max, 100MHz Band Width, CMOS, PDSO8
Frequently Asked Questions
What is the bandwidth of the THS4121IDGKR?
The THS4121IDGKR has a 3dB bandwidth of 100 MHz, making it suitable for high-speed signal processing and ADC driving applications where wide frequency response is required.
What is the common-mode rejection ratio (CMRR) of the THS4121IDGKR?
The THS4121IDGKR offers a typical CMRR of 96 dB and a minimum CMRR of 64 dB, providing excellent common-mode noise rejection for differential signal chains and precision measurement systems.
What package does the THS4121IDGKR come in?
The THS4121IDGKR is available in a small outline package (VSSOP/DGK), which is a compact surface-mount package suitable for space-constrained PCB designs. The suffix 'R' indicates it is supplied in tape and reel format.
What are typical applications for the THS4121IDGKR?
Typical applications include driving high-resolution ADCs, differential receivers in communications systems, medical imaging front-ends, industrial instrumentation, and balanced audio processing where low noise and high CMRR are essential.
Where can I buy the THS4121IDGKR and what is the price?
The THS4121IDGKR is available from major distributors worldwide starting from $3.09 per unit. FindMyChip provides global sourcing with competitive pricing and fast shipping options for both sample and production quantities.
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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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $11.9633 | $11.96 |
| 62+ | $4.8300 | $299.46 |
| 250+ | $4.3100 | $1077.50 |
| 500+ | $3.4700 | $1735.00 |
| 1000+ | $3.2800 | $3280.00 |
| 10000+ | $3.0900 | $30900.00 |
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