LTC6946IUFD-2

Product Overview

Category

The LTC6946IUFD-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
• Low phase noise
• Wide frequency range
• Programmable output frequency
• Low power consumption

Package

The LTC6946IUFD-2 is available in a small form factor, 16-lead QFN package.

Essence

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

Packaging/Quantity

The LTC6946IUFD-2 is typically packaged in reels and is available in quantities of 2500 units per reel.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Frequency Range: 1MHz to 6.39GHz
• Output Power: -4dBm to +3dBm
• Phase Noise: -226dBc/Hz at 100kHz offset
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The LTC6946IUFD-2 has a total of 16 pins. The pin configuration is as follows:

1. VCC
2. GND
3. REF IN
4. N/C
5. N/C
6. N/C
7. N/C
8. N/C
9. N/C
10. N/C
11. N/C
12. N/C
13. N/C
14. N/C
15. N/C
16. OUT

Functional Features

• Fractional-N PLL with integrated VCO
• Programmable output frequency resolution
• Fast lock time
• Low spurious levels
• Power-down mode for power saving

Advantages and Disadvantages

Advantages

• High frequency accuracy and stability
• Wide frequency range
• Low phase noise
• Programmable output frequency
• Low power consumption

Disadvantages

• Limited output power range
• Requires external components for proper operation

Working Principles

The LTC6946IUFD-2 utilizes a fractional-N PLL architecture to generate precise frequencies. It incorporates an integrated voltage-controlled oscillator (VCO) that can be programmed to produce the desired output frequency. The PLL feedback loop continuously adjusts the VCO frequency to maintain accurate output frequency synthesis.

Detailed Application Field Plans

The LTC6946IUFD-2 finds applications in various fields, including: 1. Wireless communication systems 2. Radar systems 3. Satellite communication 4. Test and measurement equipment 5. Frequency synthesizers 6. Clock generation circuits

Detailed and Complete Alternative Models

1. LTC6946IUFD-1: Similar to LTC6946IUFD-2 but with a different package option.
2. LTC6946IUFD-3: Higher frequency range variant of LTC6946IUFD-2.
3. LTC6946IUFD-4: Lower power consumption variant of LTC6946IUFD-2.

These alternative models offer similar functionality and characteristics, providing flexibility for different application requirements.

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