LTC6906CS6#TRMPBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Frequency Synthesizer
• Characteristics: Low Power, Precision Timing
• Package: SOT-23-6
• Essence: Programmable Oscillator
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Output Frequency Range: 10kHz to 20MHz
• Frequency Resolution: 1Hz
• Operating Temperature Range: -40°C to 85°C
• Output Type: Square Wave
• Duty Cycle: 50%
• Standby Current: 3µA
• Start-Up Time: 1ms

Pin Configuration

The LTC6906CS6#TRMPBF has a total of six pins arranged as follows:

```

---

| | --| VDD GND |-- Pin 1: Ground (GND) --| CLK FOUT|-- Pin 2: Clock Output (FOUT) --| FS SET |-- Pin 3: Frequency Set (SET) --| GND VDD |-- Pin 4: Power Supply (VDD) --| GND GND |-- Pin 5: Ground (GND) --| GND GND |-- Pin 6: Ground (GND) |___________| ```

Functional Features

• Wide frequency range with high resolution.
• Simple and flexible frequency programming through the SET pin.
• Low power consumption, making it suitable for battery-powered applications.
• High accuracy and stability in generating square wave signals.
• Fast start-up time for quick operation.

Advantages and Disadvantages

Advantages: - Versatile frequency synthesizer for various applications. - Compact SOT-23-6 package for space-constrained designs. - Low power consumption extends battery life. - Precise frequency control with high resolution.

Disadvantages: - Limited output types, only square wave signals. - Requires an external microcontroller or circuitry for frequency programming.

Working Principles

The LTC6906CS6#TRMPBF is a programmable oscillator that generates square wave signals within a wide frequency range. It utilizes an internal resistor ladder network and a current source to produce precise timing signals. The frequency can be programmed by applying a voltage to the SET pin, which sets the charge/discharge current of the internal capacitor. This allows for easy and accurate frequency control.

Detailed Application Field Plans

The LTC6906CS6#TRMPBF finds applications in various fields such as:

1. Communications: Used as a clock source in wireless communication systems.
2. Test and Measurement: Provides accurate timing signals for test equipment.
3. Industrial Automation: Used for synchronization and timing in industrial control systems.
4. Medical Devices: Provides precise timing for medical equipment and instruments.
5. Consumer Electronics: Used in audio/video systems, gaming consoles, and other consumer devices requiring accurate timing.

Detailed and Complete Alternative Models

1. LTC6905: Similar to LTC6906 but with a wider frequency range.
2. LTC6904: Programmable oscillator with additional features like spread spectrum modulation.
3. MAX038: Function generator IC with programmable frequency and waveform options.
4. Si5351: Clock generator IC with multiple outputs and programmable frequencies.

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

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