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LTC6948IUFD-2
+Lista de MateriaisIC CLK/FREQ SYNTH 28QFN
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #LTC6948IUFD-2
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Ficha Técnica LTC6948IUFD-2 DataSheet
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Especificações
| Atributo | Valor |
| PartStatus | Obsolete |
| DigiKeyProgrammable | Not Verified |
| Type | Clock/Frequency Synthesizer (RF/IF), Fractional N |
| PLL | Yes |
| Input | Clock |
| Output | Clock |
| NumberofCircuits | 1 |
| Ratio-Input:Output | 1:1 |
| Differential-Input:Output | Yes/Yes |
| Frequency-Max | 4.91GHz |
| Divider/Multiplier | Yes/No |
| Voltage-Supply | 3.15V ~ 5.25V |
| OperatingTemperature | -40°C ~ 105°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 28-WFQFN Exposed Pad |
| SupplierDevicePackage | 28-QFN (4x5) |
| BaseProductNumber | LTC6948 |
Visão Geral
Description
Key specifications include a wide tuning range, low output power consumption, and fine frequency resolution. It offers a programmable output, which allows for flexibility in design, and is compatible with a variety of PLL architectures. The chip is packaged in a compact 3mm x 3mm QFN package, facilitating easy integration into space-constrained designs. Overall, the LTC6948IUFD-2 is ideal for engineers looking for a reliable and efficient solution for generating high-frequency signals in advanced electronic systems.
Equivalent
Features
1. Frequency Range: Operates between 1.5 GHz to 2.5 GHz.
2. Low Phase Noise: Provides excellent phase noise performance, making it suitable for high-frequency applications.
3. Fast Tuning: Supports rapid frequency tuning with a low tuning voltage, enhancing responsiveness.
4. Low Power Consumption: Designed for energy efficiency, enabling use in battery-operated devices.
5. Integrated Output Buffer: Features a buffered differential output, simplifying integration into circuits.
6. Temperature Stability: Maintains performance across a wide temperature range.
7. High Linearity: Ensures better signal integrity and reduced distortion.
This device is ideal for applications in wireless communications, such as transmitters, receivers, and phase-locked loops (PLLs). Its combination of performance and efficiency makes it suitable for modern RF designs.
Pinout
The primary functions of the LTC6948IUFD-2 include:
1. Voltage-Controlled Oscillator (VCO): It operates within a frequency range of 2.6 GHz to 3.6 GHz.
2. Phase Noise Performance: It offers low phase noise, making it suitable for applications requiring high-frequency stability.
3. Tuning Voltage Input: It accepts a tuning voltage to adjust the output frequency.
4. Output Buffer: The device provides a buffered output for improved drive capability.
The pins include power supply, ground, VCO control, and output, among others, facilitating its integration into various RF and communication systems.
Manufacturer
Application
1. Phase-Locked Loops (PLLs): For frequency synthesis in RF and microwave communications.
2. Signal Generation: In various wireless and wired communication devices, including 5G infrastructure.
3. Test and Measurement Equipment: Providing stable frequency references for testing purposes.
4. Data Converters: Serving as a clock source for ADCs and DACs.
5. Radar Systems: In frequency modulation and signal generation for radar applications.
Its high performance and wide tuning range make it suitable for these areas.