LTC694IN8-3.3#PBF

Product Overview

Category

The LTC694IN8-3.3#PBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for signal processing and frequency synthesis applications.

Characteristics

• The LTC694IN8-3.3#PBF is a high-performance, low-noise fractional-N frequency synthesizer.
• It operates at a frequency range of 2.4 GHz to 6.0 GHz.
• This IC offers excellent phase noise performance, making it suitable for demanding wireless communication systems.
• It provides a wide tuning range and fast frequency hopping capabilities.
• The LTC694IN8-3.3#PBF features low power consumption and high integration, making it ideal for portable and battery-powered applications.

Package

The LTC694IN8-3.3#PBF is available in an 8-pin plastic DFN (Dual Flat No-Lead) package.

Essence

This IC is designed to generate stable and accurate frequencies for various wireless communication systems.

Packaging/Quantity

The LTC694IN8-3.3#PBF is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage: 2.7 V to 3.6 V
• Output Frequency Range: 2.4 GHz to 6.0 GHz
• Phase Noise: -100 dBc/Hz @ 1 MHz offset
• Operating Temperature Range: -40°C to +85°C
• Package Type: 8-pin DFN

Detailed Pin Configuration

The LTC694IN8-3.3#PBF has the following pin configuration:

1. GND (Ground)
2. VCC (Supply Voltage)
3. RFOUT (Output Signal)
4. CE (Chip Enable)
5. LE (Latch Enable)
6. M0 (Mode Control)
7. M1 (Mode Control)
8. GND (Ground)

Functional Features

• Fractional-N frequency synthesis for precise frequency generation.
• Fast frequency hopping capability for agile communication systems.
• Low phase noise performance for improved signal quality.
• Wide tuning range to cover various frequency bands.
• Low power consumption for energy-efficient operation.
• High integration for compact and portable designs.

Advantages and Disadvantages

Advantages

• Excellent phase noise performance ensures high-quality signal transmission.
• Wide tuning range allows flexibility in frequency selection.
• Fast frequency hopping capability enables agile communication systems.
• Low power consumption extends battery life in portable applications.
• Compact package size facilitates space-constrained designs.

Disadvantages

• Limited output power may require additional amplification stages in certain applications.
• Higher cost compared to some alternative models.

Working Principles

The LTC694IN8-3.3#PBF utilizes a fractional-N frequency synthesis technique to generate stable and accurate frequencies. It employs a phase-locked loop (PLL) architecture, which compares the output frequency with a reference frequency and adjusts the division ratio accordingly. This feedback mechanism ensures precise frequency generation.

Detailed Application Field Plans

The LTC694IN8-3.3#PBF finds applications in various wireless communication systems, including:

1. Wireless transceivers
2. Cellular base stations
3. Satellite communication systems
4. Radar systems
5. Wi-Fi routers
6. Bluetooth devices
7. Radio frequency identification (RFID) systems
8. Test and measurement equipment

Detailed and Complete Alternative Models

1. ADL5375: Wideband Synthesizer with Integrated VCO
2. MAX2871: Ultra-Wideband Phase-Locked Loop (PLL) with Integrated VCO
3. ADF4351: Wideband Synthesizer with Fractional-N PLL

These alternative models offer similar functionality and can be considered as alternatives to the LTC694IN8-3.3#PBF.

In conclusion, the LTC694IN8-3.3#PBF is a high-performance integrated circuit used for frequency synthesis in wireless communication systems. It offers excellent phase noise performance, wide tuning range, and low power consumption. While it has some limitations, it provides precise and stable frequency generation for various applications.