LTC6946IUFD-1

Product Overview

Category

The LTC6946IUFD-1 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 LTC6946IUFD-1 is available in a small, surface-mount package.

Essence

The essence of LTC6946IUFD-1 lies in its ability to generate precise and stable frequencies for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 1000 units per package.

Specifications

• Frequency Range: 10 MHz to 6 GHz
• Output Power: Adjustable up to +5 dBm
• Supply Voltage: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Phase Noise: -150 dBc/Hz at 1 MHz offset
• Spurious Suppression: -70 dBc
• Package Type: QFN

Detailed Pin Configuration

The LTC6946IUFD-1 has the following pin configuration:

1. VCC: Supply voltage input
2. GND: Ground connection
3. RF_OUT: Output signal
4. REF_IN: Reference input for frequency synthesis
5. VCO_SEL: Voltage-controlled oscillator selection
6. LD: Lock detection output
7. MUXOUT: Multiplexer output
8. CE: Chip enable control

Functional Features

• Frequency synthesis with high accuracy and stability
• Programmable output frequency
• Integrated voltage-controlled oscillator (VCO)
• Lock detection for synchronization
• Multiplexer output for signal monitoring
• Low phase noise for improved signal quality

Advantages and Disadvantages

Advantages

• High frequency accuracy and stability
• Wide frequency range
• Low phase noise
• Small form factor
• Programmable output frequency

Disadvantages

• Limited output power range
• Requires an external reference signal for frequency synthesis

Working Principles

The LTC6946IUFD-1 utilizes a phase-locked loop (PLL) architecture to generate precise frequencies. It takes an external reference signal and uses it to control the voltage-controlled oscillator (VCO). The VCO generates a variable frequency output, which is then divided and filtered to achieve the desired frequency with high accuracy and stability.

Detailed Application Field Plans

The LTC6946IUFD-1 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. LTC6946IUFD-2: Similar to LTC6946IUFD-1 but with extended frequency range up to 10 GHz.
2. LTC6946IUFD-3: Higher output power version of LTC6946IUFD-1, adjustable up to +10 dBm.
3. LTC6946IUFD-4: Lower power consumption variant of LTC6946IUFD-1, suitable for battery-powered devices.

These alternative models provide similar functionality with slight variations to cater to specific application requirements.

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