DS1077U-120+T&R

DS1077U-120+T&R

Product Overview

Category: Integrated Circuits (ICs)

Use: The DS1077U-120+T&R is a programmable oscillator designed for use in various electronic applications. It provides accurate timing signals with high stability and flexibility.

Characteristics: - Programmable frequency range - Low power consumption - Wide operating voltage range - Small package size - High accuracy and stability

Package: The DS1077U-120+T&R is available in a small surface-mount package, which makes it suitable for compact electronic devices.

Essence: The DS1077U-120+T&R is an essential component for precise timing control in electronic circuits.

Packaging/Quantity: This product is typically supplied in tape and reel packaging, with a specified quantity per reel.

Specifications

• Frequency Range: Programmable from 1Hz to 133MHz
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Output Type: CMOS/TTL compatible square wave

Detailed Pin Configuration

The DS1077U-120+T&R has the following pin configuration:

1. VDD: Power supply input
2. GND: Ground reference
3. X1: Crystal oscillator input
4. X2: Crystal oscillator output
5. CLKOUT: Programmable clock output
6. SDA: Serial data input/output
7. SCL: Serial clock input

Functional Features

• Programmable frequency selection through serial interface
• Non-volatile memory for storing frequency settings
• Power-on reset circuitry for reliable startup
• Low jitter and phase noise characteristics
• High-frequency stability over temperature and voltage variations

Advantages and Disadvantages

Advantages: - Wide frequency range allows for versatile applications - Low power consumption extends battery life in portable devices - Small package size enables integration into space-constrained designs - Accurate and stable timing signals enhance overall system performance

Disadvantages: - Limited output drive capability may require additional buffering for certain applications - Programming the device requires a serial interface, which adds complexity to the design

Working Principles

The DS1077U-120+T&R utilizes an internal crystal oscillator and programmable dividers to generate precise clock signals. The desired frequency is set through a serial interface, and the device stores the settings in non-volatile memory. On power-up, the DS1077U-120+T&R initializes with the programmed frequency, providing accurate timing for the connected circuitry.

Detailed Application Field Plans

The DS1077U-120+T&R finds applications in various fields, including:

1. Communications: Timing synchronization in network equipment, routers, and switches.
2. Consumer Electronics: Clock generation for audio/video systems, digital cameras, and gaming consoles.
3. Industrial Automation: Control systems, motor drives, and robotics.
4. Automotive: Engine management systems, infotainment systems, and instrument clusters.
5. Medical Devices: Patient monitoring equipment, diagnostic instruments, and imaging systems.

Detailed and Complete Alternative Models

1. DS1077Z-120+T&R: Similar to DS1077U-120+T&R but with extended temperature range (-40°C to +125°C).
2. DS1077U-100+T&R: Programmable oscillator with a lower frequency range (1Hz to 100MHz).
3. DS1077Z-50+T&R: Programmable oscillator with a higher frequency range (1Hz to 200MHz) and extended temperature range.

These alternative models offer different specifications to cater to specific application requirements.

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