LTC6948IUFD-2

Product Overview

Category

The LTC6948IUFD-2 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-2 is available in a small, surface-mount package.

Essence

The essence of this product lies in its ability to generate highly accurate and stable frequencies for various electronic applications.

Packaging/Quantity

The LTC6948IUFD-2 is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Frequency Range: 1 MHz to 6.39 GHz
• Output Power: Adjustable up to +7 dBm
• Supply Voltage: 2.7 V to 5.5 V
• Phase Noise: -150 dBc/Hz at 100 kHz offset
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LTC6948IUFD-2 has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground connection
3. RF_OUT: Output signal
4. REF_IN: Reference input for frequency synthesis
5. MUX_SEL: Multiplexer select input
6. LD: Lock detect output
7. CE: Chip enable input
8. SDO: Serial data output
9. SDI: Serial data input
10. CLK: Clock input

Functional Features

• Frequency synthesis with high accuracy and stability
• Programmable output frequency
• Integrated multiplexer for selecting different reference sources
• Lock detect output for monitoring frequency stability
• Serial interface for configuration and control

Advantages and Disadvantages

Advantages

• High frequency accuracy and stability
• Wide frequency range
• Low phase noise
• Compact size
• Flexible configuration options

Disadvantages

• Limited output power range
• Requires an external reference signal

Working Principles

The LTC6948IUFD-2 utilizes a phase-locked loop (PLL) architecture to generate precise frequencies. It takes an external reference signal and uses it to synthesize the desired output frequency. The PLL continuously adjusts the internal oscillator to maintain the desired frequency with high accuracy and stability.

Detailed Application Field Plans

The LTC6948IUFD-2 finds applications in various fields, including: 1. Wireless communication systems 2. Radar systems 3. Test and measurement equipment 4. Satellite communication systems 5. Frequency synthesizers 6. Clock generation circuits

Detailed and Complete Alternative Models

1. LTC6948IUFD-1: Similar to LTC6948IUFD-2 but with a different package option.
2. LTC6948IUFD-3: Higher frequency range variant of LTC6948IUFD-2.
3. LTC6948IUFD-4: Lower power consumption variant of LTC6948IUFD-2.

These alternative models offer similar functionality and can be considered as alternatives based on specific requirements.

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