LMH6555SQ Texas Instruments In Stock
LMH6555SQ is a high-speed differential amplifier by Texas Instruments, designed for 4GHz bandwidth and low-noise signal processing. Key specs: 4GHz -3dB bandwidth, 3.5nV/√Hz input noise voltage, single 5V supply. From $4.27, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Price
- From $4.2700(MOQ 45)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LMH6555SQ?
- 4GHz -3dB bandwidth for ultra-wideband signal amplification
- Low input noise voltage of 3.5nV/√Hz for high-fidelity signal chains
- Differential input/output architecture for excellent common-mode noise rejection
- Single 5V supply operation for simplified power design
- Space-saving SQ (WSON) package ideal for compact PCB layouts
What is LMH6555SQ used for?
The LMH6555SQ is widely used in high-speed data acquisition systems, ADC driver circuits, and RF/IF signal processing chains where wideband differential signal handling is critical. It is well-suited for optical networking front-ends, test and measurement equipment, and communication infrastructure where low noise and high bandwidth are essential. The device also finds application in radar signal processing and high-speed data converter interfaces requiring precise differential amplification.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
What are equivalent replacements for LMH6555SQ?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the bandwidth of the LMH6555SQ?
The LMH6555SQ provides a -3dB bandwidth of 4GHz, making it suitable for ultra-wideband applications such as high-speed ADC driving, RF signal chains, and optical networking front-ends that demand wide frequency response with minimal signal degradation.
What supply voltage does the LMH6555SQ require?
The LMH6555SQ operates from a single 5V supply, simplifying power design in systems where dual or higher supply rails are undesirable. This makes it convenient for integration in modern single-supply high-speed signal processing boards.
What package does the LMH6555SQ come in?
The LMH6555SQ is available in a WSON (SQ) surface-mount package, which offers a compact footprint ideal for space-constrained PCB designs in high-speed communication and instrumentation applications.
What are typical applications for the LMH6555SQ?
Typical applications include ADC driver circuits, differential signal amplification in optical networking, test and measurement equipment front-ends, radar signal processing, and high-speed data acquisition systems requiring low noise and 4GHz bandwidth performance.
What is the input noise voltage of the LMH6555SQ?
The LMH6555SQ features an input-referred voltage noise density of approximately 3.5nV/√Hz, enabling low-noise amplification critical for high-dynamic-range signal chains such as those found in precision test equipment and high-speed communications.
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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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| 45+ | $6.6800 | $300.60 |
| 500+ | $4.8100 | $2405.00 |
| 1000+ | $4.5400 | $4540.00 |
| 10000+ | $4.2700 | $42700.00 |
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