LTC6946IUFD-3#TRPBF

Product Overview

Category

The LTC6946IUFD-3#TRPBF 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-3#TRPBF is available in a small 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-3#TRPBF is typically packaged in reels, with a quantity of 250 units per reel.

Specifications

• Frequency Range: 1 MHz to 6.8 GHz
• Output Power: -4 dBm to +5 dBm
• Supply Voltage: 2.7 V to 3.6 V
• Operating Temperature Range: -40°C to +85°C
• Phase Noise: -150 dBc/Hz at 10 kHz offset

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground reference
3. RFOUT: Output signal
4. CE: Chip enable control
5. REF: Reference input
6. VCOIN: Voltage-controlled oscillator input
7. VCOOUT: Voltage-controlled oscillator output
8. GND: Ground reference
9. GND: Ground reference
10. GND: Ground reference
11. GND: Ground reference
12. GND: Ground reference
13. GND: Ground reference
14. GND: Ground reference
15. GND: Ground reference
16. GND: Ground reference

Functional Features

• Wide frequency range selection
• Programmable output power level
• Low phase noise performance
• Fast frequency hopping capability
• Integrated voltage-controlled oscillator (VCO)
• Flexible control options through chip enable (CE) pin

Advantages and Disadvantages

Advantages

• High frequency accuracy and stability
• Wide frequency range coverage
• Low power consumption
• Small form factor for space-constrained applications
• Excellent phase noise performance

Disadvantages

• Limited output power range
• Requires external reference signal for operation

Working Principles

The LTC6946IUFD-3#TRPBF utilizes a phase-locked loop (PLL) architecture to generate precise frequencies. It incorporates a voltage-controlled oscillator (VCO) that can be controlled by an external input signal. The PLL compares the VCO output frequency with a reference frequency, and adjusts the VCO control voltage to maintain a locked phase relationship. This ensures accurate frequency synthesis.

Detailed Application Field Plans

The LTC6946IUFD-3#TRPBF finds application 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#TRPBF: Similar to LTC6946IUFD-3#TRPBF, but with a different frequency range (1 MHz to 4.8 GHz).
2. LTC6946IUFD-4#TRPBF: Similar to LTC6946IUFD-3#TRPBF, but with a different frequency range (1 MHz to 9.8 GHz).
3. LTC6946IUFD-3#TRPBZ: Similar to LTC6946IUFD-3#TRPBF, but in a different package (16-lead TSSOP).

In conclusion, the LTC6946IUFD-3#TRPBF is a highly versatile integrated circuit used for frequency synthesis and clock generation applications. Its wide frequency range, low phase noise, and small form factor make it suitable for various electronic devices. While it has some limitations in terms of output power range and external reference requirement, its advantages outweigh the disadvantages. The detailed pin configuration, functional features, working principles, application field plans, and alternative models provide a comprehensive understanding of this product.