LMH6514SQE/NOPBIn StockTexas Instruments
LMH6514SQE/NOPB is a 600 MHz digitally controlled variable gain amplifier from Texas Instruments with 6.02 dB steps, 81 dB CMRR, and voltage-feedback architecture. Ideal for signal conditioning and communications. From $6.02, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Quad Flat No-Lead
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- LMH6514SQE/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $6.0200(MOQ 250)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 600 MHz bandwidth with precise 6.02 dB gain steps for fine-grained digital gain control
- 81 dB common-mode rejection ratio (CMRR) ensuring high signal integrity in noisy environments
- Voltage-feedback architecture with frequency compensation for stable operation across gain settings
- 16-pin Quad Flat No-Lead (QFN) package enabling compact PCB footprint for space-constrained designs
- RoHS-compliant (Pb-free) construction meeting global environmental standards
Applications
The LMH6514SQE/NOPB is well-suited for automatic gain control (AGC) loops in wireless communication systems, where precise digital gain adjustment at high frequencies is critical. It is also used in medical imaging and test-and-measurement equipment requiring wide-bandwidth signal conditioning with low noise. Additionally, its digitally programmable gain makes it ideal for software-defined radio (SDR) front-ends and data acquisition systems.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Bandwidth (3dB)-Nom | 600MHz |
| Common-mode Reject Ratio-Nom | 81dB |
| Frequency Compensation | YES |
| JESD-30 Code | S-PQCC-N16 |
| JESD-609 Code | e3 |
| Low-Bias | NO |
| Low-Offset | NO |
| Micropower | NO |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC16,.16SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, VERY THIN PROFILE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 1600V/us |
| Supply Current-Max | 134mA |
| Supply Voltage Limit-Max | 5.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | BICMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 600000 |
| Voltage Gain-Max | 31.6227766 |
| Voltage Gain-Min | 0.25 |
| Wideband | YES |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the gain step resolution of the LMH6514SQE/NOPB?
The LMH6514SQE/NOPB provides digitally controlled gain steps of exactly 6.02 dB, allowing precise and repeatable gain adjustment over its full gain range. This step size corresponds to a factor of 2 in voltage gain per step, making it straightforward to use in AGC or calibration systems.
What are the typical applications for the LMH6514SQE/NOPB?
Typical applications include automatic gain control (AGC) circuits in wireless transceivers, medical ultrasound imaging front-ends, test-and-measurement instrumentation, and software-defined radio (SDR) systems. Its 600 MHz bandwidth and digital gain control make it ideal for high-frequency signal processing pipelines.
What package does the LMH6514SQE/NOPB use and what does the '/NOPB' suffix mean?
The LMH6514SQE/NOPB is housed in a 16-pin Quad Flat No-Lead (QFN) package, which offers a compact footprint and good thermal performance. The '/NOPB' suffix indicates the device is lead-free (No Lead / Pb-free), compliant with RoHS environmental directives and marked with JESD-609 code e3.
What is the bandwidth of the LMH6514SQE/NOPB?
The LMH6514SQE/NOPB has a -3 dB bandwidth of 600 MHz, making it suitable for broadband signal amplification in RF and high-speed analog applications. This wide bandwidth is maintained across its digitally selectable gain settings.
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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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| 250+ | $8.1800 | $2045.00 |
| 500+ | $6.7800 | $3390.00 |
| 1000+ | $6.4000 | $6400.00 |
| 10000+ | $6.0200 | $60200.00 |
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