LTC6948IUFD-3

Product Overview

Category

The LTC6948IUFD-3 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for frequency synthesis and clock generation applications.

Characteristics

• High frequency accuracy and stability
• Wide frequency range
• Low phase noise
• Low power consumption
• Small form factor

Package

The LTC6948IUFD-3 is available in a small, surface-mount package.

Essence

The essence of LTC6948IUFD-3 lies in its ability to generate precise and stable frequencies for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Frequency Range: 1 MHz to 6 GHz
• Output Power: Adjustable up to +5 dBm
• Supply Voltage: 2.7 V to 5.5 V
• Operating Temperature Range: -40°C to +85°C
• Phase Noise: -150 dBc/Hz at 10 kHz offset
• Package Type: 16-Lead QFN

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground reference
3. RFOUT: Output signal
4. CE: Chip enable control
5. SDO: Serial data output
6. SDI: Serial data input
7. CLK: Clock input
8. LE: Latch enable control
9. MUXOUT: Multiplexer output
10. REF: Reference clock input
11. RSET: Resistor setting pin
12. N/C: No connection
13. N/C: No connection
14. N/C: No connection
15. N/C: No connection
16. N/C: No connection

Functional Features

• Frequency synthesis with high accuracy and stability
• Programmable output frequency
• Low phase noise for improved signal quality
• Flexible control interface for easy integration
• Power-efficient operation for extended battery life

Advantages and Disadvantages

Advantages

• Wide frequency range allows for versatile applications
• Small form factor enables compact designs
• Low power consumption reduces energy requirements
• High frequency accuracy ensures reliable performance

Disadvantages

• Limited output power may not be suitable for high-power applications
• Complex control interface may require additional expertise for proper utilization

Working Principles

The LTC6948IUFD-3 utilizes a phase-locked loop (PLL) architecture to generate precise frequencies. It takes an external reference clock and uses a feedback mechanism to lock the output frequency to the desired value. The PLL continuously adjusts the internal oscillator to maintain accurate frequency synthesis.

Detailed Application Field Plans

The LTC6948IUFD-3 finds applications in various fields, including: 1. Wireless communication systems 2. Radar systems 3. Test and measurement equipment 4. Satellite communication systems 5. Medical devices 6. Industrial automation

Detailed and Complete Alternative Models

1. LTC6948IUFD-2: Similar to LTC6948IUFD-3, but with a different frequency range (1 MHz to 4 GHz).
2. LTC6948IUFD-4: Similar to LTC6948IUFD-3, but with a different package type (20-Lead QFN).

These alternative models offer similar functionality with slight variations in specifications and packaging options.

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