LTC6430AIUF-20#PBF Analog Devices Integrated Circuit (Quad Flat No-Lead) In Stock
LTC6430AIUF-20#PBF is a high-speed differential amplifier and ADC driver from Analog Devices with 20.6 dB gain, packaged in a 24-pin QFN. It features 100 Ω characteristic impedance, up to 15 dBm input power handling, and wide bandwidth for direct-conversion receiver and IF amplification applications. Suited for communications, instrumentation, and data acquisition systems requiring low-noise signal conditioning.
- Manufacturer
- Analog Devices
- Package
- Quad Flat No-Lead
- Pin Count
- 24
- Lifecycle
- ACTIVE
- Datasheet
- LTC6430AIUF-20#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $8.8000(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LTC6430AIUF-20#PBF?
- Fixed 20.6 dB gain with low noise for precise IF and baseband amplification
- 100 Ω differential characteristic impedance for matched RF/IF signal chain integration
- Handles up to 15 dBm CW input power for robust front-end protection
- Compact 24-pin QFN package enables dense RF PCB layouts
- Wide bandwidth supports high-speed ADC driving in wideband receiver chains
What is LTC6430AIUF-20#PBF used for?
The LTC6430AIUF-20#PBF is designed for use as an ADC driver and IF amplifier in direct-conversion and superheterodyne receiver chains operating from RF front-ends down to baseband. Its 20.6 dB gain and 100 Ω differential impedance make it ideal for driving 16-bit and higher-resolution ADCs in software-defined radios and test instrumentation. Military-grade communications equipment, spectrum analyzers, and cellular base station receivers also deploy this amplifier for low-distortion signal conditioning ahead of digitization stages.
What are the specifications of LTC6430AIUF-20#PBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1697 |
| YTEOL | 8.5 |
| Characteristic Impedance | 100Ω |
| Construction | COMPONENT |
| Gain | 20.6dB |
| Input Power-Max (CW) | 15dBm |
| JESD-609 Code | e3 |
| Mounting Feature | SURFACE MOUNT |
| Number of Functions | 1 |
| Operating Frequency-Max | 2060MHz |
| Operating Frequency-Min | 20MHz |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC24,.16SQ,20 |
| Power Supplies | 5V |
| RF/Microwave Device Type | WIDE BAND MEDIUM POWER |
| Supply Current-Max | 220mA |
| Surface Mount | YES |
| Technology | BICMOS |
| Terminal Finish | Matte Tin (Sn) |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Where can I find the LTC6430AIUF-20#PBF datasheet?
LTC6430AIUF-20#PBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC6430AIUF-20#PBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the gain and input power handling of the LTC6430AIUF-20#PBF for IF amplifier designs?
The LTC6430AIUF-20#PBF provides a fixed gain of 20.6 dB and can handle continuous wave input power up to 15 dBm without damage. Its 100 Ω differential characteristic impedance ensures minimal reflection in matched IF signal chains. These specifications make it well-suited for driving high-resolution ADCs at intermediate frequencies in wideband receiver and spectrum analyzer designs.
How does the 24-pin QFN package compare to leaded alternatives for a high-frequency PCB layout?
The 24-pin QFN package used by the LTC6430AIUF-20#PBF features an exposed bottom thermal pad and short lead stubs, reducing parasitic inductance to well under 1 nH per pin compared to standard leaded packages. This improves high-frequency performance and thermal dissipation, enabling the amplifier to maintain gain flatness across its operating bandwidth. The compact QFN footprint also frees up board area in dense RF PCB designs compared to 24-pin TSSOP alternatives.
In a software-defined radio receiver, how critical is the 100 Ω impedance matching of this amplifier?
In a software-defined radio (SDR) receiver chain, maintaining 100 Ω differential impedance throughout the IF signal path minimizes reflections that would degrade noise figure and dynamic range. The LTC6430AIUF-20#PBF is designed with 100 Ω input and output impedance so it inserts directly between standard 100 Ω differential filters and ADC inputs operating from 1.8 V to 3.3 V supplies, avoiding the need for impedance matching networks that add complexity and signal loss.
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Why Buy from FindMyChip
About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $17.4100 | $17.41 |
| 10+ | $12.2480 | $122.48 |
| 1000+ | $8.8000 | $8800.00 |
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