DS1087LU-450+ Encyclopedia Entry

Product Overview

Category

DS1087LU-450+ belongs to the category of electronic integrated circuits.

Use

It is primarily used for frequency synthesis and clock generation in various electronic devices.

Characteristics

• High precision and stability in frequency synthesis.
• Wide frequency range.
• Low power consumption.
• Compact package size.

Package

DS1087LU-450+ is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of DS1087LU-450+ lies in its ability to generate accurate and stable clock signals for electronic systems.

Packaging/Quantity

Each package of DS1087LU-450+ contains one unit of the integrated circuit.

Specifications and Parameters

• Frequency Range: 1Hz - 100MHz
• Supply Voltage: 2.7V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Output Format: Square wave

Pin Configuration

The pin configuration of DS1087LU-450+ is as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDD | Power supply voltage input | | 2 | GND | Ground | | 3 | OUT | Clock output | | 4 | SDA | Serial data input/output | | 5 | SCL | Serial clock input |

Functional Characteristics

• Frequency synthesis with high accuracy and stability.
• Programmable frequency divider.
• I2C interface for easy configuration.
• Power-down mode for reduced power consumption.
• Output enable/disable control.

Advantages and Disadvantages

Advantages

• High precision and stability in frequency synthesis.
• Wide frequency range.
• Low power consumption.
• Easy configuration through I2C interface.

Disadvantages

• Limited output format (square wave).
• Requires external components for frequency tuning.

Applicable Range of Products

DS1087LU-450+ is suitable for a wide range of electronic devices that require accurate clock signals, such as communication systems, computer peripherals, and consumer electronics.

Working Principles

DS1087LU-450+ utilizes a phase-locked loop (PLL) to generate the desired clock frequency. The PLL compares the input reference frequency with a voltage-controlled oscillator (VCO) output and adjusts the VCO frequency accordingly.

Detailed Application Field Plans

DS1087LU-450+ can be used in various applications, including: 1. Wireless communication systems. 2. Microcontroller-based projects. 3. Data acquisition systems. 4. Test and measurement equipment. 5. Audio and video processing devices.

Detailed Alternative Models

Some alternative models to DS1087LU-450+ are: - DS1086LU-450+ - DS1088LU-450+ - DS1089LU-450+

5 Common Technical Questions and Answers

1. Q: What is the maximum frequency that DS1087LU-450+ can generate? A: DS1087LU-450+ can generate frequencies up to 100MHz.

2. Q: Can DS1087LU-450+ operate at lower supply voltages? A: Yes, it can operate at supply voltages as low as 2.7V.

3. Q: Is DS1087LU-450+ compatible with I2C interface? A: Yes, DS1087LU-450+ supports I2C interface for easy configuration.

4. Q: Does DS1087LU-450+ have a power-down mode? A: Yes, it has a power-down mode to reduce power consumption when not in use.

5. Q: Can DS1087LU-450+ generate non-square wave outputs? A: No, it is designed to generate square wave outputs only.

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