DS1077U-100+T&R

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Timing and Frequency Control
• Characteristics:
  • High precision
  • Programmable frequency synthesis
  • Low power consumption
• Package: T&R (Tape and Reel)
• Essence: Clock Generator IC
• Packaging/Quantity: 2500 units per reel

Specifications

• Model: DS1077U-100+T&R
• Supply Voltage: 2.7V to 5.5V
• Frequency Range: 1Hz to 133MHz
• Temperature Range: -40°C to +85°C
• Output Type: CMOS
• Output Format: Square Wave
• Programmable Features:
  • Frequency
  • Duty Cycle
  • Spread Spectrum Modulation

Detailed Pin Configuration

The DS1077U-100+T&R has a total of 8 pins, which are as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | GND | Ground | | 2 | VDD | Power Supply (2.7V to 5.5V) | | 3 | X1 | Crystal Oscillator Input | | 4 | X2 | Crystal Oscillator Output | | 5 | CLKOUT | Clock Output | | 6 | SDA | Serial Data Input/Output | | 7 | SCL | Serial Clock Input | | 8 | RESET | Reset Input |

Functional Features

• High accuracy frequency synthesis
• Wide frequency range selection
• Programmable duty cycle control
• Spread spectrum modulation for reduced electromagnetic interference
• I2C interface for easy configuration
• Power-down mode for low power consumption

Advantages and Disadvantages

Advantages

• High precision frequency synthesis for accurate timing applications
• Wide frequency range allows flexibility in various applications
• Programmable duty cycle enables customization of output waveform
• Spread spectrum modulation reduces electromagnetic interference, making it suitable for sensitive electronic devices
• I2C interface simplifies configuration process
• Power-down mode helps conserve power when not in use

Disadvantages

• Limited to CMOS output format, may not be compatible with all systems
• Requires an external crystal oscillator for operation

Working Principles

The DS1077U-100+T&R is a clock generator IC that utilizes a programmable PLL (Phase-Locked Loop) to synthesize precise frequencies. It accepts an external crystal oscillator input and generates a stable clock output with a wide frequency range. The device can be programmed using the I2C interface to set the desired frequency, duty cycle, and spread spectrum modulation parameters.

Detailed Application Field Plans

The DS1077U-100+T&R finds applications in various fields where accurate timing and frequency control are essential. Some potential application areas include: - Telecommunications equipment - Networking devices - Test and measurement instruments - Industrial automation systems - Consumer electronics - Medical devices

Detailed and Complete Alternative Models

• DS1077Z-100+T&R: Similar specifications but available in a different package (T&R)
• DS1077U-50+T&R: Lower frequency range (1Hz to 66MHz) version in T&R package
• DS1077U-133+T&R: Higher frequency range (1Hz to 200MHz) version in T&R package
• DS1077U-100+PBF: Same specifications but available in a different package (PBF)

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